Dr. Babu Varghese
Project Adviser
Tel:91-44-2257 4940/4935
Fax:91-44-2257 4937
Room: HSB 142-C



Dr. Babu Varghese obtained his Ph.D (1985) in Crystallography (Physics) from IIT Madras - worked on optical diffraction studies by erythrocyte membranes and hemoglobin molecule in various liquid media (1985-87). Senior Scientific Officer in charge of X–ray laboratory from 1987 -2013). After retirement(2013), Dr. Babu Varghese is currently working as a consultant to Single crystal x-ray diffraction laboratory in SAIF at IIT Madras

Educational Background

PhD: Physics


Main research interests are in theoretical physics, theoretical crystallography and routine crystal structure solution.


Out-door games.

List of Publications of Dr.Babu Varghese

Publications in International (200) and National (6) Refereed Journals. (as on nov. 2012)article

1. Padmanabhan and S.R. Ramadas, Babu Varghese and  S. Srinivasan.  3 phenyl 5 oxo-7, 7-Dimethyl-1(H), 4(H)-5,6,7,8-Tetrahydrobenzo[c] pyridazine Cryst. Struct. Comm., 11, 1277-1282 (1982).

2. Babu Varghese, S. Srinivasan, Ramadas, S.R. and P.V. Padmanabhan, Structure of 2-(2 Nitrobenzylidene) indian-1, 3-dione. Acta Cryst., C42, 1542-1544 (1986).

3. Babu Varghese, S. Srinivasan, P.V. Padmanabhan and S.R. Ramadas.  Crystal structure of Ethyl [3-(1,3-Dioxoindanylidene 1 - Oxoindan-2yl] acetate.  Acta Cryst., C42 1544-1546 (1986)

4. Babu Varghese, S. Srinivasan, P.V. Padmanabhan and S.R. Ramadas.  6,6-Dimethyl 1-oxo-1,2-diphenyl-4,5,6,7, tetrahydroindole.  Acta Cryst., C42, 1549-1551 (1986).

5. Ramalingam, G. Aravamudan, M. Seshasayee and Babu Varghese.  Structure of Bis(monothiobenzoato-s) [ethylene(di-phenylphospino)] nickel(II). Acta Cryst., C44, (1987).

6. Babu Varghese, S. Srinivasan, P.V. Padmanabhan and S.R. Ramadas.  Crystal structure of 2-[4-Oxo-2,3-diphenylidene] [1,2-bipyrrol-l-yljethyl acetate. Acta Cryst., C42, 1546-1549 (1989).

7. Venkatalakshmi N., Babu Varghese, S. Lalitha, R.F.X Williams and P.T. Manoharan.  A weak ferromagnetic exchange coupled dimer structure and magnetism of Cu(dcmdt croc)2.  J. Am. Chem. Soc., 111, 5748-5758 (1989).

8. Ganesh, V.; Babu Verghese, ; Seshasayee, M.; Bakthavatchalam, R.; Ramadas, S.R. Structure of 1a,2,2a,3,3a,4,4a,5a,6,6a,7,7a,8,8a-tetradecahydro-2,8:4,6-dimethanoanthra[2,3-b:6,7-b']bisoxirene-3,7-diol monohydrate. Acta Crystallographica, Section C: Crystal Structure Communications  (1989),  C45(10),  1551-4

9. Sreehari, Babu Varghese and P.T. Manoharan.  Crystal and Molecular structure of Dimeric Bis [N, N din propyldithiocarbomato] zinc(II) and the study of exchange coupled Copper(II)-Copper(II) pairs in its lattice. Inorg. Chem. 29, 4011-4015 (1990).

10. Anil Jacob Elias, M.N. Sudheendra Rao and Babu Varghese.  Cyclic S-N compounds and Phosphorous reagents-VII.  Reactions of S4N4 with tertiary characterisation of (R2N) 3PN-S3N3 derivatives and their addition products with Norbornidiene.  X-ray crystal structure of (C5H10N)3 PN-S3N3. Polyhedron Vol. 9, No. 12, 1433-1440 (1990).

11. Geetha Ramakrishnan, P., Sambasiva Rao, Babu Varghese and S. Subramanian.  EPR and Structural Investigations on Single Crystals of K2NbO2F5H2O.  Inorg. Chem., Vol. 30, 1630 (1991).

12. Ramesh Kondepudi, S., Srinivasan and Babu Varghese.  Structure and fluorescent properties of luminescent dyes derived from 7-dimethylamino-1, 4-benzoxazin-2-one. Indian Journal of Pure and Applied Physics., Vol. 30, 389-394 (1992).

13. Gilroy Alex, S. Srinivasan, R. Bakthavatchalam, S.R. Ramadas and Babu Varghese.   Structures of   Dervatives of Diels-Alder Adduct 1, 4, 4a, 5, 8, 8a, 9a, 10a-octahydrol, 4, 5, 8-dimetheno 9,8 anthraquinone. Acta Cryst., C49, 303-307 (1993).

14. Sudarsanakumar, S. Srinivasan, Prathibha and Babu Varghese. Crystal Structure and   Conformation of two N-tosyl-protected dipeptides containing amino acids with polar sidechains.  Int. J. Peptide and Protein.  Res. Vol. 2, 294-299 (1993).

15. Lizamma Mathew, Babu Varghese and S. Sankararaman.  Photochemistry of Charge Transfer Complexes of Systems  Derivatives with Tetramitromethane, X-ray Crystal Structure of a Novel Dimeric Adduct from P-methylistyrene. J. Chem. Soc. Perkin Trans 2, 2390-2404 (1993).

16. Darshan Ranganathan, Narendra K. Vaish, G.V.R. Chandramouli, Babu Varghese, Rajendra Bose Muthukumaran and P.T. Manoharan.  Crystal structure of [Aib-COCO--Aob] Cu2:  A unique example of modular self assembly. J. Am. Chem. Soc., 117, 1643-1644 (1995).

17. Jayabalan, R. Asokamani, S. Natarajan and Babu Varghese.  Single Crystal Structure of NdBa2Cu3O6.88  Superconductor with a tetragonal unit cell. J. Solid. State. Chem., 121, 415-417 (1996).

18. A. Asokan, P.K Mandal, Babu Varghese and P.T. Manoharan.  Structure and Magentism of an exchange coupled system:  An NMR approach. Proc. Ind. Acad. Sci. (Chem. Sci.) 107(4), 281-295 (1995).

19. Palanichamy Manikandan, Babu Varghese and P.T. Manoharan.  Structure, Characterization and Dynamics of Copper (I) Complexes of 2, 6-Bis (3,5-dimethyl-1-pyrozol-1-ylmethyl) Pyridine. J. Chem. Soc., Dalton. Trans. 371-376, (1996).

20. Pradeep Mathur,  Aswini K. Dash, Md. Munkin Hossain, C. V. V. Sathyanarayana and Babu Varghese. A chalcogen stablilized cluster containing an s-trans-1,3-diene ligand; Synthesis and structural characterization of {(CO)6Fe2Sc2}2 (m-s-trans C4H2). J. Organometallic Chemistry, 506, 307-312 (1996).

21. Dhruva Ramkumar, Mahadevan Kalpana, Babu Varghese and Sethuraman Sankararaman.  Cyclization of Enediyne Radical Cations through chemical, photochemical and electrochemical oxidation:  The Role of State Symmetry. J. Org. Chem. (March 22, (1996)

22. Rajnikant, Vivek K. Gupta, Attar Singh, Madan Lal and Babu Varghese.  Coumurrayin. Acta Cryst., C52, 2272,-2274 (1996).

23. Rajnikant, Vivek K. Gupta, Attar Singh, Madan Lal and Babu Varghese.  Crystallography of Water Solvated, Tetrahydropalmatine Hydrochloride.  Mol. Materials, 6, 253-259 (1996).

24. Rajnikant, Vivek K. Gupta, Attar Singh, Madan Lal, B.D. Gupta and Babu Varghese.  Crystal Structure of 1,4-Deoxy andrographolide. Mol. Materials, 6, 227-233 (1996).

25. Rajnikant,  Vivek K. Gupta, Madan Lal, Vinod D. Rangari, D. P. Belsare, S. B. Soni and Babu Varghese. Crystallographic analysis  of Carpine, Mol. Materials, 6, 253-259 (1996).

26. Pradeep Mathur, Bala Manimaran, C.V.V. Satyanarayana and Babu Varghese.  Synthesis, spectroscopic and structural characterization of (CO)6 Fe2 EE’{m-C(H) (CH3)}2 and (CO)6Fe2 {m-EC(H)(CH3) E’} (E,E’=S, Se, Te). Journal of Organometallic Chemistry, 527, 83-91 (1997).

27. Selvakumar, K.; Vancheesan, S.; Varghese, Babu. Synthesis and characterization of cyclopalladated complexes of oximes by ligand-exchange method.  Polyhedron  (1997),  16(13),  2257-2262

28. Suresh Kumar, Jai. D. Singh, Harkesh B. Singh, Kalyan Das and Babu Varghese.  Synthesis of some functionalised isomeric Bis (ethylenedithio) tetrathiafulvalene (BEDT-TTF) and Dithiophenetetrathiafulvalene (DTTTF) p- Donors. Tetrahedron, 53, 11627-11644 (1997).

29. Velayutham, M., Babu Varghese and S. Subramanian, Magneto-structural correlation Studies of a Ferromagnetically coupled dimer. Vanadium(IV) complex. Single Crystal EPR Study. Inorganic Chemistry, 37,  1336-1340 (1998).

30. A. Asokan, Babu Varghese, A. Caneschi and P.T. Manoharan, A Novel Polymer of Binuclear Nickel(II) Complex Bridged by 1,3-diaminopropane Ä Structure and Magnetism, Inorganic Chemistry, 37, 228-232, (1998).

31. Velayutham, M., Babu Varghese and S. Subramanian, Single Crystal EPR and X-ray Studies of Magnetic Exchange Interaction and Molecular Structure in Dipropylenetriamine Ethylenediamine Copper(II) perchlorate Complex [Cu(dpt)(en)(ClO4)2. Inorganic Chemistry, 37, 1336-1340, (1998).

32.  Sanjay Narayan, Vimal K. Jain and Babu Varghese, Pyridine-2-selenate complexes of palladium(II) and platinum (II): crystal structure of [(Prn3P)Cl2Pd(NC5H4Se)PdCl(P Prn3)], J. Chem. Soc., Dalton Trans., 1-8 (1998).

33. Rajnikant, V. K. Gupta, Rchana Gupta, Ajay Kumar, R. K. Bamazai, N. K. Sharma  and Babu Varghese. X-ray Analysis of 4-Cyano-4¢-n-Dodecylbiphenyl: A Liuid crystalline material,  Mol. Materials, 0, 1-6 (1998).

 34.Palanichamy Manikandan,Mahadevan Sbramoni, Babu Varghese, Periakaruppan T.   Manoharan,Ligand dynamics in tetracoordinate copper(I) complexes of bis 9pyrazolyl)  pyridine ligands, J. Chem.Soc., Dalton Trans., 3219-3225(1998).

35.  Anshu Singhal, Vimal K. Jain, Babu Varghese and E. R. T. Tiekink, Synthesis and charactarisation of mono- and bi-nuclear Palladium and Platinum complexes with organo chalcogenides,  Inorganica Chimica Acta , 285, 190-196(1999)
36. Ranjnikant, Vivek K.Gupta, Rachna Gupta, Ajay Kumar, R.K.Bamezai,. N.K.Sharma and Babu Varghese. X-ray  Analysis of  4-cyano-4’-n-dodecylbiphenyl:A Liquid Crystalline material.,  Mol.Materials, 11, 165-170(1999)

37.Vimal K. Jain, Babu Varghese,Synthesis and characterisation of   pentamethylcyclopentadyenyl-rhodium(III)dialkyldithiophosphate complexes:single-crystalstructure of [Cp*RhCl{S2P(OEt)2}], Journal of Organometallic Chemistry, 554, 159-163(1999).

38.Sivaram S.Garje,Vimal K Jain, Babu Varghese,Synthesis and characterisation of Arasa- cycloalkanes and their Palladium and Platinum Complexes,and X-ray Structure of [PdCl2(PhAsCH2CH2CH2CH2CH2)2], Appl.Organometal.Chem.,13,47-51(1999).

39.Anbanandam Asokan, Babu Varghese, and Periakaruppan T.Manoharan,Synthesis, Structure, Magnetic Properties,and 1H NMR Sttudies of a ModeratelyAntiferro-  magnetically Coupled Binuclear Copper(II) Complex, Inorg. Chem.,38,4393-4399(1999).
 40. Rajnikant, V.K.Gupta, R.Gupta, A.Kumar, R.K.Bamezai, N.K.Sharma, and BabuVarghese, Structure of a Liquid Crystal of 4-Cyano-4’-n-octyloxybiphenyl1, Crystallography Reports,45,104-107(2000).

41. Singh, A. K.; Kadarkaraisamy, M.; Murthy, G. S.; Srinivas, J.; Varghese, B.; Butcher, R. N-[2-(4-methoxyphenyltelluro)ethyl]phthalimide (L1): synthesis, oxidation by ruthenium(III) chloride and ligation with ruthenium(II). Crystal structures of L1, its oxidized product and of [RuCl2(p-cymene)L1]. Journal of Organometallic Chemistry  (2000),  605(1),  39-44

42.A.Singhal, V.K.Jain, R.Mishra and Babu Varghese, Organochalcogenido-bridged   dimeric 2-methylallylpalladium complexes : synthesis and their transformation into palladium chalcogenides. J.Mater.Chem., 10, 1121-1124(2000).

 43. Kingston, J.V., Babu Varghese, and M.N.Sudheendra Rao.,Synthesis and Characterisation of Tri(catecholato)Silicates,[(C6H4O2)]2- with Different Counter Cations-First  Pyrolysis Study and X-ray Structure of [{(CH3)2CH}2[(C6H4O2)3Si].2CN.H2O, Main Group Chemistry, 3, 79-90(2000).
44.Sandip Dey, Vimal K. Jain, Babu Varghese, Synthesis and characterisation of benzylselenolate complexes of palladium(II) and platinum(II), Journal of Organometallic Chemistry, 623, 48-55(2001).

45.G.Vasuki,V.,  Parthasarathi, K., Ramamurthy, P., Jayasankar, Babu Varghese. 3-Chloro-2- methylquinolin-4(1H)-one, Acta Cryst., E57,1-3,(2001)

46.R. V. Krsihnakumar, M., Subha Nandhini, S., Natarajan, K., Sivakumar and Babu Varghese. Glycine sodium nitrate, Acta Cryst. C57, 1149, 2001.

47.P. Manikandan, K. Padamakumar, K. R. Justin Thomas,Babu Varghese, H. Onodera and P. T. Manoharan. Lattice-Dictated Conformers in Bis(pyrazolyl)pyridine-Based Iron(II) Complexes: Mossbauer, NMR and Magnetic Studies,  Inorg. Chem. 40, 6930, 2001.

48.Thanukrishnan Kannan, Subramanian Vinodhkumar, Babu Varghese and Duraikkannu Loganathan. Synthesis of Glycosyl Phosphoramidates: Novel Isoteric Analogues of Glycosyl Phosphates, Bioorg. Med. Chem. Lett. 11, 2433, 2001.

49.Rajnikant, V. K. Gupta, E. H. Khan, S. Shafi, S. Hashmi, Shafiullah, B.Varghese, Dinesh. Crystallographic Investigations of 3b-acetoxy-5a-choelstan-6-one-semicarbazone – A Steroid, Crystal. Res. Technol. 36, 1281, 2001.

50.Rajnikant, V. K. Gupta, E. H. Khan, S. Shafi, S. Hashmi, Shafiullah, B.Varghese, Dinesh. Crystal Structure of Cholest-4-ene-3,6-Dione: A Steroid, Crystallography Reports,vol.46.no.6.pp 963-966, 2001.

51.Rajnikant, V. K. Gupta, M. B. Deshmukh, B. Varghese, Dinesh. Structure Analysis of Methyl-3,4-dihydro-3-(p-methylphenyl)-4-oxo-2-quinazolinyl thiopropionate, Crystal. Res. Technol. 36, 1451, 2001.

52. Manikandan P; Muthukumaran R; Thomas K R; Varghese B; Chandramouli G V; Manoharan PT.Copper(II) azide complexes of aliphatic and aromatic amine based tridentate ligands: novel structure, spectroscopy, and magnetic properties. Inorganic Chemistry (2001 May 7),  40(10),  2378-89

53.Phadnis, Prasad P.; Jain, Vimal K.; Varghese, Babu  Preparation and characterization of tris(iso-propyl)stibine complexes of palladium and platinum.Applied Organometallic Chemistry  16(1),  61-64, 2001.

54. Joseph Bubbly K; Verghese Babu; Sudarsanakumar C; Deepa S; Viswam Dhanya; Chandran Prakash; Asokan C V Highly facile and stereoselective intramolecular [2 +2]photocycloadditions of bis(alkenoyl)ketenedithioacetals. Chemical communications (Cambridge, England)  (2002 Apr 7),  (7),  736-7.

55. Rajnikant, V. K. Gupta, E. H. Khan, S. Shafi, S. Hashmi, Shafiullah, B.Varghese, Dinesh. Structure Determination 3β-Acetoxy-Cholest-5-ene-7 one--A Steroid, Crystallography Reports,vol.47.no.1.pp 82-86, 2001.

56.  Sundararajan, G.; Prabagaran, N.; Varghese, Babu First Asymmetric Synthesis of Quinoline Derivatives by Inverse Electron Demand (IED) Diels-Alder Reaction Using Chiral Ti(IV) Complex. Organic Letters,3(13),  1973-1976, 2001. 

57.  Purushothaman, Bhavana; Varghese, Babu; Bhyrappa, Puttaiah. [5,10,15,20-Tetrakis(2-thienyl)porphyrinato]zinc(II).Acta Crystallographica, Section C: Crystal Structure Communications  (2001),  C57(3),  252-253. 

58. Joseph, Bubbly K.; Verghese, Babu; Sudarsanakumar, C.; Deepa, S.; Viswam, Dhanya; Chandran, Prakash; Asokan, C. V.  Highly facile and stereoselective intramolecular [2+2]photocycloadditions of bis(alkenoyl)ketenedithioacetals. Chemical Communications (Cambridge, United Kingdom)  (2002),   (7),  736-737.

 59. Rajnikant, V. K. Gupta, M.B.Deshmukh, B.Varghese and Dinesh. Crystal Structure Analysis of 4-phenylquinolin-2-(1H)-one,Crystallography Reports,vol.47.no3.pp449-451, 2002.

60.Rajnikant, V. K. Gupta, Dinesh, A.Kumar, B.Varghese, Crystallographic comparison of 4-cyano-4’-n-decycloxybiphenyl and 4-cyano-4’- n-dodecycloxybiphenylMol.Cryst.Liq.Cryst., Vol 383,pp 99-113, 2002.

61.B.Umadevi, N Stanley, P Thomas Muthaiah, Babu Varghese.Synthesis, characterization and crystal structure of dichlorobis (N6-furfuryladeninium) copper(II)chloride ,Indian Journal of Chemistry,41A, 737-740, 2002.

62.Bhagavathy Shanmugasundaram,Babu Varghese,  Kalpattu K.Balasubramanian. Stereoselective Synthesis of a C-glycosylic compound (a “methyl C-glycoside”) through a regioselective free-radical ring-opening reaction. A single-crystal X-ray structure determination, Carbohydrate  Research, 337, 1523-1527, 2002. 

63. Bhyrappa, P.; Vaijayanthimala, G.; Verghese, B. Facile synthesis and supramolecular network of a Zn(II)-octaesterporphyrin.Tetrahedron Letters  (2002),  43(36),  6427-6429. 

64.Rajnikant, V. K. Gupta, Dinesh, A.Kumar, B. Varghese, X-ray structure analysis of 4-cyano-4’-n-undecycloxybiphenyl. Crystallography Reports,48,286-289,2003

 65. P.Ganapati Reddy, Babu Varghese, and Sundarababu Baskaran.Epoxide-Initiated Electrophilic  Cyclisation of Azides: A Novel Route for the Stereoselective Construction of Azabicyclic Ring Systems and Total Synthesis of (±)-Indolizidine 167B and 209D,Organic Letters, vol.5,no.4,583-585,2003.

66. Manivannan Srinivasan, Sethuraman Sankararaman, Henning Hopf, and Babu Varghese.Synthesis of Buta-1,3-diyne-Bridged Macrocycles with (z)-1,4-Diethynyl-1,4-dimethoxycyclohexa-2,5-diene as building block.Eur.J.Org.Chem.,660-665,2003.

67. Urmila Pal Chaudhuri, Babu Varghese and Narasimha N.Murthy.Bis[μ-2-{bis(2-pyridylethyl)amino}phenolato]bis[aquanickel(II)]dinitrate tetrahydrate.Acta Cryst. E59, 627-629,2003.

68. Udayanath Aich, Babu Varghese, Thiruneelakantan Lakshman and Durraikannu Loganathan . Crystal Structure of β-1-n-cholaracetamido Derivatives of D-Glucose and D-galactose. J. Carbohydr.Chem., 22(9), 883-893, 2003.

69. Pokhrel Suman, Nagaraja K.S., Varghese Babu . Preparation, Characterisation, and X-ray Structure analysis of Diethelene triammonium tetrathiomolybdate. Journal of Chemical Crystallography, 33(11), 903-908, 2003.

70. Bindu, Patanair; Varghese, Babu; Rao, Madhugiri N. Sudheendra. Six Coordinate Tris(catecholato)silicates of Primary Amine Residues- Synthesis, Characterization, and Thermolysis Studies. X-Ray Structures of [n-C3H7NH3]2[Si(C6H4O2)3]1/2(C6H14N2) and of a Bulky Secondary Ammonium Ion, [(i-C4H9)2NH2]2[Si(C6H4O2)3]H2O. Phosphorus, Sulfur and Silicon and the Related Elements  178(11),  2373-2386, 2003.

71.  Kumar, P. K.; Bhyrappa, P.; Varghese, B..  An improved protocol for the synthesis of antipodal -tetrabromo-tetraphenylporphyrin and the crystal structure of its Zn(II) complex.Tetrahedron Letters   44(26),  4849-4851, 2003.

72. Sun Kochurani; Kandasamy, K.; Singh, H. B.; Varghese, Babu. Synthesis, characterization and structural studies of metal complexes based on dmit, dmt and tbs ligands. Crystal structure of [PPN][Au(dmit)2]. Indian Journal of Chemistry, Section A: Inorganic, Bio-inorganic, Physical, Theoretical & Analytical Chemistry  (2003),  42A(9),  2344-2351

73. Dey, Sandip; Jain, Vimal K.; Singh, Jaspreet; Trehan, Veena; Bhasin, Kuldip K.; Varghese, Babu. Pyridine- and 3-/6-methylpyridine-2-tellurolate complexes of palladium(II) and platinum(II).European Journal of Inorganic Chemistry  (2003),   (4),  744-750

74. Vijayasaradhi, S.; Indrapal Singh Aidhen; Babu Varghese. Consequences of rigidity an conformational locking in a 4,4-dimethyl-1,3,-dioxolane ring system during protection of internal diol. Carbohydrate Research 338, 2899-2903 (20003).

75. Sundararajan, Govindarajan; Vijayakrishna, Kari; Varghese, Babu.   Synthesis of -amino alcohols by regioselective ring opening of arylepoxides with anilines catalyzed by cobaltous chloride. Tetrahedron Letters  (2004),  45(44),  8253-8256

76. Sankararaman, Sethuraman; Srinivasan, Manivannan; Narayanan, Vijay; Varghese, Babu.  Synthesis of cyclophanes bearing 1,4-dioxabut-2-yne and 1,6-dioxahexa-2,4-diyne bridges and nanoscale cavities. Indian Journal of Chemistry, Section B: Organic Chemistry Including Medicinal Chemistry  (2004),  43B(7),  1499-1503

77. Arun Prasad, M.;  Varghese, Babu;  Sangaranarayanan, M. V5-Bromo-1,3-dichloro-2- iodobenzene. Acta Crystallographica, Section E: Structure Reports Online  (2004),  E60(11),  o1933-o1934.

78. Bandyopadhyay, Arkasish; Varghese, Babu; Sankararaman, Sethuraman. (Z)-3,6-Diethyny 3,6-dihydroxycyclohexa-1,4-diene. Acta Crystallographica, Section E: Structure Report Online  (2004),  E60(12),  o2247-o2248

79. Srinivasan, R.; Sougandi, I.; Velavan, K.; Venkatesan, R.; Verghese, Babu;  Rao,P.Sambasiva. Synthesis and characterization of [Cu2(L)2(OCOCH3)(HOCH3)]ClO4 {L = 2-[(4-methylpyridin-2-ylimino)methyl]phenol}: EPR and X-ray studies., Polyhedron  (2004),  23(7),  1115-1123.

80 Tangellamudi, Neelima D.;  Varghese, Babu; Sundararajan, Govindarajan. Highly efficient resolution of racemic diethanolamine using (-) camphor-10-sulfonic acid.
 ARKIVOC (Gainesville, FL, United States)  (2005),  (11), 137-145

81. Rajnikant; Dinesh; Mousmi; Varghese, Babu; Sharma, Bandhan..X-ray structural analysis of 1H, 4H-terahydroquinolizino-(9, 9a,1gh) coumarin. Indian Journal of Physics  (2005),  79(1),  73-75. 

82. Rajnikant; Gupta, V. K.; Dinesh; Kumar, A.; Deshmukh, M. B.; Salunke, D. K.; Mulik, A. R.; Varghese, B. Crystallographic investigations of 1,4-benzothiazin-2(1H)one and 3-methyl-1,4-benzothiazin-2(1H)one. Crystallography Reports (Translation of Kristallografiya)  (2004),  49(3),  427-429.

83. Pokhrel, S.; Nagaraja, K. S.; Varghese, B.; Synthesis, Characterization, and X-Ray Diffraction Analysis of Triethylenetetraammonium Tetrathiomolybdate. Journal of Structural Chemistry (Translation of Zhurnal Strukturnoi Khimii)  (2003),  44(4),  689-694.

 84. Sankar, Muniappan; Bhyrappa, Puttaiah;  Babu Varghese; Praneeth, K. K.; Vaijayanthimala, G. Meso-tetrakis(3',5'-di-substituted-phenyl)porphyrins: Structural, electrochemical redox and axial ligation properties. Journal of Porphyrins and Phthalocyanines  (2005),  9(6),  413-422. 

85. Sivaji, Krishnan; Arulchakkaravarthi, Arjunan; Selvakumar, Sellaiyan; Ramasamy, Perumalsamy; Sankar, Sambasivam; Babu Varghese;. Electron momentum distribution mapping of trans-stilbene single crystal by positron annihilation. Chemical Physics Letters  (2005),  412(4-6), 327-330.

86. Boaz, B. Milton; Mary Linet, J; Babu Varghese; Palanichamy, M.; Das, S. Jerome. Growth and characterization of a new nonlinear optical material: Potassium p-nitrophenolate dihydrate (NO2-C6H4-OK2H2O) with new bonding properties   Department of Physics. Journal of Crystal Growth  (2005),  280(3-4),  448-454. 

87. Mahalingam, Sakkarapalayam; Vijayasaradhi, Sivalenka; Aidhen, Indrapal; Babu Varghese Unambiguous Assignment of the Stereochemistry at the Anomeric Carbon in Methyl--D-C-Aryl-glucopyranoside Derivatives. Department of Chemistry,  Indian Institute of Technology Madras,  Chennai,  India. Journal of Carbohydrate Chemistry  (2005),  24(3),  321-325. 

88. Siluvai, Gnana Sutha; Babu Varghese; Murthy, Narasimha N. The perchlorate salt of the novel diprotonated dinucleating ligand 1,3-bis{[2-(2-pyridinio)ethyl][2-(2-pyridyl)ethyl]amino}benzene. Acta Crystallographica, Section C: Crystal Structure Communications  (2005),  C61(6),  o380-o382. 

89. Rajnikant; Dinesh; Mousmi; Aziz, Nusrat; Babu Varghese;. Structure analysis of 3-acetoxy-12-keto-(25R)-5-spirostanyl acetate. Indian Journal of Physics  (2005),  79(3),  285-287

90. Srimurugan, Sankareswaran; Viswanathan, Balasubramanian; Varadarajan, Thirukkallam Kanthadai; Babu Varghese .Microwave assisted cyclocondensation of dialdehydes with chiral diamines forming calixsalen type macrocycles. Tetrahedron Letters  (2005),  46(18), 3151-3155

91. Prasad, M. Arun; Babu Varghese; Sangaranarayanan, M. V.    4-Bromo-2,6-dichloroaniline. Acta Crystallographica, Section E: Structure Reports Online  (2005),  E61(3),  o758-o759

92. Tangellamudi, Neelima D; Babu Varghese; Sundararajan, Govindarajan. Highly efficient resolution of racemic diethanolamine using (-) camphor-10-sulfonic acid. ARKIVOC (Gainesville, FL, United States)  (2005),   (11),  137-145. 

93Rajnikant; Dinesh; Mousmi; Babu Varghese; Sharma, Bandhan.X-ray structural analysis of 1H, 4H-terahydroquinolizino-(9, 9a,1gh) coumarin. Indian Journal of Physics  (2005),  79(1),  73-75. 

94 Suvitha, A.; Babu Varghese; Rao, M. N.  Sudheendra. Bis(diisobutylammonium)tris(naphthalene-2,3-diolato)silicate acetonitrile trisolvate.Acta Crystallographica, Section E: Structure Reports Online  (2006),  E62(1), 

95. Kumbhare, Liladhar B.; Jain, Vimal K. ; Babu Varghese;. Palladium(II) and platinum(II) monoselenocarboxylates: Synthesis, spectroscopy, structure and their use as molecular precursors for metal selenides. Inorganica Chimica Acta  (2006),  359(2),  409-41

96. Petsalakis, Evangelia I.; Chrysina, Evangelia D.; Tiraidis, Costas; Hadjiloi, Theodoros; Leonidas, Demetres D.; Oikonomakos, Nikos G.; Aich, Udayanath; Varghese, Babu; Loganathan, Duraikkannu.  -D-glucopyranosylamine, anCrystallographic studies on N-azidoacetyl- inhibitor of glycogen phosphorylase: Comparison with N-acetyl- D-glucopyranosylamine. Bioorganic & Medicinal Chemistry  (2006),  14(15),  5316-5324.

97. Kumar, B. Hari; Varghese, Babu; Kumar, G. Jaya; Bai, M. D. Ajitha.  8-Hydroxy-7-phenyl-2,6-dioxabicyclo[3.3.1]nonan-3-one.Acta Crystallographica, Section E: Structure Reports Online  (2006),  E62(12),  o5567-o5569.

98. Gopalakrishnan, Janarthanan; Varghese, Babu; Doddi, Adinarayana; Rao, M.N.Sudheendra.  A new synthetic route to cyclophosphadithiatriazenes: synthesis and X-ray structural characterization of the first spirocycle containing thiadiazaphosphetidine and phosphadithiatriazene heterocycles. Applied Organometallic Chemistry  (2006),  20(12),  880-885

 99. Raj, S. Gokul; Kumar, G. Ramesh; Mohan, R.; Varghese, Babu; Jayavel, R. Crystal structure of single crystals of nonlinear optical L-histidinium trichloroacetate. Journal of Molecular Structure  (2006),  825(1-3),  158-164

100. Kedarnath, G.; Dey, Sandip; Jain, Vimal K.; Dey, Gautam K.; Varghese, Babu. 2-(N,N-Dimethylamino)ethyl-selenolates of cadmium(II): Syntheses, structure of Cd3(OAc)2(SeCH2CH2NMe2)4] and their use as single source precursors for the preparation of CdSe nanoparticles.  Polyhedron  (2006),  25(12),  2383-2391

101. Srimurugan, Sankareswaran; Viswanathan, Balasubramanian; Varadarajan, Thirukallam Kanthadai; Varghese, Babu. Synthesis and crystal structure of [2 + 2] calixsalens. Organic & Biomolecular Chemistry  (2006),  4(16),  3044-3047

102. Boaz, B. Milton; Varghese, Babu; Raj, C. Justin; Das, S. Jerome. Growth, microhardness, dielectric and photoconductivity studies on NPNaLi: A promising crystal for NLO applications. Materials Science & Engineering, B: Solid-State Materials for Advanced Technology  (2006),  Volume Date 2007,  136(1),  57-61. 

103. Sabiah, S.; Varghese, Babu; Murthy, Narasimha N. Structure of a five-coordinate mononuclear cobalt(II) complex: chlorobis([N,N-(1,1'-biphenyl-2,2'-dimethylene)]-2-aminomethyl) pyridine)cobalt(II) bromide.Journal of Chemical Crystallography  (2006),  36(2),  147-151

104. Bandyopadhyay,  Arkasish; Varghese, Babu; Sankararaman, Sethuraman. Synthesis of 1,4-Cyclohexadiene-Based Acetylenic Macrocycles with Cadiot-Chodkiewicz Coupling. Structure of a Tub-Shaped Tetrameric Container.Journal of Organic Chemistry  (2006),  71(12),  4544-4548.

105. Raj, S. Gokul; Kumar, G. Ramesh; Mohan, R.; Jayavel, R.; Varghese, Babu. L-Histidinium trichloroacetate.  Acta Crystallographica, Section E: Structure Reports Online  (2006),  E62(5),  o1704-o1706. 

106. Dey, Sandip; Jain, Vimal K.; Varghese, Babu; Schurr, Thilo; Niemeyer, Mark; Kaim, Wolfgang; Butcher, Ray J. 3-Dimethylaminopropyl chalcogenolate complexes of palladium(II): Syntheses and characterization, including the crystal structures of [Pd(OAc)(ECH2CH2CH2NMe2)]2 H2O (E = S, Se) and [PdCl(TeCH2CH2CH2NMe2)]2. Inorganica Chimica Acta  (2006),  359(5),  1449-1457.

107. Udaya Lakshmi, K; Thamotharan, S; Ramamurthi, K; Varghese, Babu. Supramolecular architecture of bis(melaminium)L-tartrate 2.5-hydrate. Acta. Cryst. (2006). E62, O455-O457

108. Suresh, P.; Varghese, Babu; Varadarajan, T. K.; Viswanathan, B. 2,4,6-Tris{[(S)-1-hydroxy-3-methylbutan-2-ylamino]methylene}cyclohexane-1,3,5-trione.  Acta Crystallographica, Section E: Structure Reports Online  (2007),  E63(2),  o984-o986.

109. Nandy, Ritesh; Subramoni, Mahadevan; Varghese, Babu; Sankararaman, Sethuraman Intramolecular  -Stacking Interaction in a Rigid Molecular Hinge Substituted with 1-(Pyrenylethynyl) Units. Journal of Organic Chemistry  (2007),  72(3),  938-944.
110. Angappane, S. ; Pattabiraman, M. ; Rangarajan, G. ; Sethupathi, K. ; Babu Varghese; Sastry, V.S.  ESR study of spin-lattice correlated cluster in single crystalline Nd0.7Sr0.3MnO3 . J.Phys. Conden. Matter (2007), 19,  036207

111. Selvakumar, J.; Varghese, Babu; Raghunathan, V.S.; Nagaraja, K.S. 2.2’-[1,1’-(Propane-1, 3diyl)bis(nitrilo-ethylidene)]diphenol. Acta. Cryst. (2007).  E63, O1924-O1925

112. Raghavalu, Thenneti; Mathivanan, V.; Raj, S. Gokul; Kumar, G. Ramesh; Mohan, R.; Kumar, K. Suriya; Kovendhan, M.; Varghese, Babu.   X-ray crystal structure and spectral analyses of nonlinear optical L-lysinium trichloroacetate single crystals . Main Group Chemistry  (2007),  6(1),  1-10.

113. Bhyrappa, P.; Karunanithi, K.;   Varghese, B. 2,3,12,13Tetramethyl 5,10,15,20tetra phenylporphyrin. Acta Crystallographica,Section E: Structure Reports Online  (2007),  E63(12),  o4755. 
114. Bhyrappa, Puttaiah; Karunanithi, Karuppaiah; Varghese, Babu. [5,10,15,20-Tetrakis(4-methoxyphenyl)porphinato]zinc(II) 1,1,2,2-tetrachloroethane solvate.Acta Crystallographica,Section E: Structure Reports Online  (2007),  E63, m3201-m3202.

115. Martin, S.; Revathi, C.; Varghese, Babu N-tert-Butylpyrazine-2-carboxamide- N4)chloridobis(dimethylglyoximato- 2N,N')cobalt(III) hemihydrate.Acta Crystallographica, Section E: Structure Reports Online  (2007).

116.  Mathivanan, V.; Raj, S. Gokul; Kumar, G. Ramesh; Raghavalu, T.; Mohan, R.; Kumar, K. Suriya; Kovendhan, M.; Varghese, B. Crystal structure and vibrational analyses of nonlinear optical L-histidinium trifluoroacetate single crystals Main Group Chemistry  (2006),  5(3),  191-202

117. Bubbly, S. G.; Gudennayar, S. B.; Verghese, Babu; Viswam, Dhanya; Sudarsanakumar, C. Crystal structure of 3-(1,3-dithiolan-2-ylidene)pentane-2,4-dione.   Analytical Sciences: X-Ray Structure Analysis Online  (2007),  23(11),  x221-x222

118. Anbu, S.; Kandaswamy, M.; Varghese, Babu. A binuclear unsymmetrical compartmental NiII complex: [ -11,24-dimethyl-16,19-dioxa-  3,7,15,2tetraazatricyclo[, 13]heptacosa-1(25), 2,7,9,11,13(27),14,20,22(26), 23-decaene-26,27-diolato] bis[diaquanickel(II)] bis(perchlorate) tetrahydrate. Acta Crystallographica, Section E: Structure Reports Online  (2007),  E63(9)

119. Priya, S. Mary Navis; Varghese, Babu; Linet, J. Mary; Das, S. Jerome. Dichlorido diglycinezinc dihydrate. Acta Crystallographica, Section E: Structure Reports Online  (2007),  E63(9),  m2318

120. Bhyrappa, P.; Arunkumar, C.; Varghese, B.. Nonplanar liquid crystalline porphyrins: Synthesis and their properties.Abstracts of Papers, 234th ACS National Meeting, Boston, MA, United States, August 19-23, 2007  (2007),     INOR-793.  Publisher: American Chemical Society,  Washington, D.

121. Luiz, T. Arun; Doddi, Adinarayana; Varghese, Babu; Rao, M. N. Sudheendra.(Dicyclohexylamino)(phenyl)(piperidin-1-yl)phosphine.  Acta Crystallographica, Section E: Structure Reports Online  (2007),  E63(8),  o3449.

122. Manjunath, B. N.; Aidhen, Indrapal Singh; Varghese, B. Attempted methylenation of 1,2:3,4:5,6-tri-O-isopropylidene-D-gluconolactone using benzothiazol-2-yl-methylsulfone under Julia conditions yields an unusual product.  Journal of Carbohydrate Chemistry  (2007),  26(1),  17-25

123. Rajeswari, S.; Venkatesa Prabhu, G.; Krishnakumar, K.; Ramkumar, V.; Varghese, Babu. 1-[(2,5-Dioxopyrrolidin-1-yl)(phenyl)methyl]urea.Acta Crystallographica, Section E: Structure Reports Online  (2007),  E63(6),  o2929.

124. Bandyopadhyay, Arkasish; Varghese, Babu; Hopf, Henning; Sankararaman, Sethuraman. Synthesis and structures of cross-conjugated bis-dehydroannulenes with a Y-enediyne motif and different   topologies.Chemistry--A European Journal  (2007),  13(13),  3813-3821.     

125. Aruna, S.; Bhagavannarayana, G.; Palanisamy, M.; Thomas, Preema C.; Varghese, Babu; Sagayaraj, P. Growth, morphological, mechanical and dielectric studies of semi organic NLO single crystal. L-argininium perchlorate. Journal of Crystal Growth  (2007),  300(2),  403-408

126. Bubbly, S. G.; Gudennavar, S. B.; Verghese, Babu; Viswam, Dhanya; Sudarsanakumar,C. Crystal structure of 1,7-bis(4-chlorophenyl)-4-(1,3-dithiolan-2-ylidene)-1,6-heptadiene-3,5-dione. Journal of Chemical Crystallography  (2008),  38(8),  641-644. 

127. Vesta, C.;  Uthrakumar, R.; Jerome Das, S.; Varghese,  Babu.; Poly[tetra aquabis(μ2-2,4,6 trinitrophenalato)barium(II)].Acta Crystallographica, Section E: Structure Reports Online  (2008),  E64,  m451-m452

128. Bhyrappa, P.; Karunanithi K.; and Varghese, B.; 2,3,5,10,12,13,15,20 Octaphenylporphinato)copper(II) 1,1,2,2-tetrachloroethane solvate. Acta Cryst. (2008). E64, m330-m331

129. Bhyrappa, P.; Velkannan, V.; and Varghese, B.; 5,10,15,20- Tetrakis(3,5-difluorophenyl)porphyrin. Acta Cryst. (2008). E64, o190

130. Arunkumar, C.; Bhyrappa P. ; and Varghese, B. C60 1,1,2,2-tetrachloroethylene tetrasolvate. Acta Cryst. (2008). E64, o278

131. Bhyrappa, P.; Arunkumar, C.; Varghese, B. 2,3,12,13-Tetrabromo-5,10,15,20-tetrakis(4-butoxyphenyl)porphyrin 1,2-dichloroethane solvate.Acta Crystallographica, Section C: Crystal Structure Communications (2008), C64(5), o276-o278.

132. Priya, S. Mary Navis; Varghese, B.; Linet, J. Mary; Bhagavannarayana, G.; Raj, C. Justin; Krishnan, S.; Dinakaran, S.; Das, S. Jerome. Synthesis, Growth, and Characterization of Novel Nonlinear Optical Active Dichloridodiglycine Zinc Dihydrate Single Crystals. Crystal Growth & Design (2008), 8(5), 1663-1667.

133. Arunkumar, C.; Bhyrappa, P.; Varghese, B. C60 1,1,2,2-tetrachloroethylene tetrasolvate. Acta Crystallographica, Section E: Structure Reports Online (2008), E64(1), o278, o278/1-o278/11.

134. Milton Boaz, B.; Palanichamy, M.; Varghese, Babu; Justin Raj, C.; Jerome Das, S. Synthesis, growth, structural, optical, photoconductivity and dielectric studies on potassium nitrophenolate dihydrate: A new semiorganic nonlinear optical material. Materials Research Bulletin (2008), 43(12), 3587-3595.

135. Bose, Shubhankar Kumar; Geetharani, K.; Varghese, Babu; Mobin, Shaikh M.; Ghosh, Sundargopal.Metallaboranes of the early transition metals: direct synthesis and characterization of [{η5-(C5Me5)Ta}2BnHm] (n = 4, m = 10; n = 5, m = 11), [{(η5-C5Me5)Ta}2B5H10(C6H4CH3)], and[{(η5-C5Me5)TaCl}2B5H11]. Chemistry--A European Journal (2008), 14(29), 9058-9064.

136. Bhyrappa, Puttaiah; Velkannan, Veerapandian; Karunanithi, Karuppaiah; Varghese, Babu; Harikrishna. Regioselective synthesis of antipodal β-tetrabrominated meso-tetraarylporphyrins. Bulletin of the Chemical Society of Japan (2008), 81(8), 995-1001.

137. Arun Luiz, T.; Doddi, Adinarayana; Varghese, Babu; Rao, M. N. Sudheendra. Synthesis and X-ray structural characterization of mono(aminophosphine) derivatives of molybdenum hexacarbonyl, Mo(CO)5L {L =P(NC5H10)3, P(Ph)(NC4H8O)2 or P(Ph){N(i-C3H7)2}(NC4H8O)}.Transition Metal Chemistry (Dordrecht, Netherlands) (2008), 33(6), 745-750.

138. Koley, Manjuri K.; Sivasubramanian, Seshadri C.; Varghese, Babu; Manoharan, Periakaruppan T.; Koley, Aditya P. Synthesis and characterization of two stable paramagnetic octahedral chromium(IV) complexes with dianionic tridentate SNO donor ligands and of a chromium(III) complex with a ONO donor ligand. Inorganica Chimica Acta (2008), 361(5), 1485-1495.

139. Sankararaman, Sethuraman; Venkataramana, Gandikota; Varghese, Babu. Conformational Isomers from Rotation of Diacetylenic Bond in an Ethynylpyrene-Substituted Molecular Hinge. Journal of Organic Chemistry (2008), 73(6), 2404-2407.

140. Ranga Rao, G.; Rajkumar, T.; Varghese, Babu. Synthesis and characterization of 1-butyl 3-methylimidazolium phosphomolybdate molecular salt.Solid State Sciences (2009), 11(1), 36-42.

141. Ali, Mohamed Mohamed Naseer; Aich, Udayanath; Varghese, Babu; Perez, Serge; Imberty, Anne; Loganathan, Duraikkannu. Conformational Preferences of the Aglycon Moiety in Models and Analogs of GlcNAc-Asn Linkage: Crystal Structures and ab Initio Quantum Chemical Calculations of N-(β-D-Glycopyranosyl)haloacetamides. Journal of the American Chemical Society (2008), 130(26),8317-8325.
142. Balasubramanian Sridhar, Krishnan Ravikumar and Babu Varghese. Supramolecular hydrogen-bonded networks in adeninediium hemioxalate chloride and adeninium semioxalate hemi(oxalicacid) monohydrate. Acta Cryst. (2009). C65, o202–o206

143. Rajendran Saravanakumar,  Babu Varghese, Sethuraman Sankararaman. Hydrogen-bond network in isomeric phenylenedipropynoic acids and their DABCO salts. Water mediated helical hydrogen bond motifs.Cryst. Eng. Comm, 2009, 11, 337 - 346, DOI: 10.1039/b816658g

144. Anbu, S., Kandaswamy, M., Suthakaran, P., Murugan, V., Babu Varghese. Structural, magnetic, electrochemical, catalytic, DNA binding and cleavage studies of new macrocyclic binuclear copper(II) complexes. Journal of Inorganic Biochemistry, 2009, 103, Issue 3, 401 -410

145. Shahulhameed Sabiah,z., Babu Varghese, and Narasimha  N. Murthy. First hexanuclear copper(II) pyrophosphate through hydrolysis of phosphodiester with a dicopper complex. Chem. Commun., 2009, 5636–5638

146. P. Subash-Babu, S. Ignacimuthu, P. Agastian, Babu Varghese. Bioorganic & Medicinal Chemistry, Volume 17, Issue 7, 1 April 2009, Pages 2864-2870

147.  Franklin, S., Balasubramanian, T., Babu Varghese. Acta Crystallographica, Section C: Crystal Structure Communications (2009), C65(2), o62-o65.

148. Udaya Lakshmi, K., Rajesh, N. P., Ramamurthi, K., Babu Varghese. Journal of Crystal Growth (2009), 311(8), 2484-2489

149. Sabiah Shahulhameed, Babu Varghese, Murthy Narasimha, N. Dalton transactions (Cambridge, England) (2009), (44), 9770-80. 

150. Sujatha, S.; Balasubramanian, S.; Varghese, BSynthesis, structural, spectral, electrochemical and spin equilibrium studies of hexaaza macrotricyclic complexes. Polyhedron  (2009),  28(17),  3723-3730.

151. V. Jeseentharani, J. Selvakumar, A. Dayalan, Babu Varghese, K.S. Nagaraja. Preparation, characterization and crystal structure of some imino Schiff bases. Journal of Molecular Structure, vol966, (2010), 122–128

152. Subbiah Nagarajan,  Anup Kumbhar,  Babu Varghese and Thangamuthu Mohan Das Structural and DNA cleavage of sugar-derived Schiff base ligands and    their dinuclear Cu(II) complexes. Carbohydrate Research, vol 345, (2010)

153 Shubhankar Kumar Bose, K. Geetharani, V. Ramkumar,  Babu Varghese, Sundargopal Ghosh. Chemistry of Vanadaboranes: Synthesis, Structures, and Characterization of   Organovanadium Sulfide Clusters with Disulfido Linkage.Inorg. Chem. 2010, 49, 2881–2888

154.  Anbu, Sellamuthu; Kandaswamy, Muthusamy; Varghese, Babu. Structural, electrochemical, phosphate-hydrolysis, DNA binding and cleavage studies of new        macrocyclic binuclear nickel(II)complexes.Dalton Transactions (2010), 39(16), 3823-3832

155. Dhayal, Rajendra Singh; Chakrahari, Kiran Kumar Varma;  Varghese, Babu;  Mobin, Shaikh   M.;  Ghosh, Sundargopal.  Chemistry of molybdaboranes: synthesis, structures, and    characterization of a new class of open-cage dimolybdaheteroborane clusters. Inorganic    Chemistry (Washington, DC, United States) (2010),  49(17),  7741-7747.  

156. Muthu Tamizh, M.; Varghese B. Endo A. Karvembu R. NMR (1D and 2D) and X-ray   crystallographic studies of Ni(II) complex with N-(2-mercaptophenyl)-4-       methoxysalicylideneimine.  Spectrochimica Acta, Part A: Molecular and Biomolecular   Spectroscopy  (2010),  77A(2),  411-418.

157. Bose, Shubhankar Kumar, Geetharani K., Babu Varghese Ghosh, Sundargopal. Unusual Organic Chemistry of a Metallaborane Substrate: Formation of a  2). -Tantalaborane Complex with a Bridging Acyl Group. Inorganic Chemistry (Washington,  DC, United States) (2010), 49(14), 6375-6377.

158. Shanmugaiah V., Mathivanan N., Babu Varghese . Purification, crystal structure and  antimicrobial activity of phenazine-1-carboxamide produced by a growth-promoting biocontrol bacterium, Pseudomonas aeruginosa MML2212. Journal of Applied Microbiology  (2010),  108(2),  703-711

159. Paulraj Danielraj , Babu Varghese and S. Sankararaman. 2,6-Bis(1-benzyl-1H-1,2,3-triazol-4-yl)pyridine and its octahedral copper complex. Acta Cryst. (2010). C66, m366–m370

160. M. Muthu Tamizh , R. Karvembu , Babu Varghese and Edward R. , T. Tiekinkc*. { 4-Bromo-2-[(2-sulfidophenyl) iminomethyl] phenolato-j3S,N,O } ( triphenylphosphane-jP ) nickel(II). Acta Cryst. (2011). E67, m441

161. Babu , G. Anandha , Chandramohan, A. , Ramasamy P. , Bhagavannarayana G. , Babu Varghese. Synthesis, structure, growth and physical properties of a novel organic NLO crystal: 1,3-Dimethylurea dimethylammonium picrate. Materials Research Bulletin (2011), 46(3), 464-468.

162. Periakaruppan T. Manoharan, Balaji Sambandam, Ramamoorthy Amsarani, Babu Varghese, Chinnakonda S. Gopinath, Kiyoshi Nomura. Ligand dynamics controlled reverse spin cross over in bis pyrazolyl pyridine based Fe(II) complex cation with metallodithiolato anions with an example of a ferromagnetic 2:1 cocrystal of mixed Ni(III)/Ni(II) oxidation states. Inorganica Chimica Acta, Volume 374, Issue 1, 1 August 2011, Pages 586-600

163. G. Anandha Babu, A. Chandramohan, P. Ramasamy, G. Bhagavannarayana, Babu Varghese Synthesis, structure, growth and physical properties of a novel organic NLO crystal: 1,3-Dimethylurea dimethylammonium picrate. Materials Research Bulletin, Volume 46, Issue 3, March 2011, Pages 464-468

164. Mathiselvem M. , Babu Varghese, Loganathan D. . Synthesis and X-ray crystallographic investigation of N-3-deoxy-3-acetamido- -D-glucppyranosyl) alkanamides as analogs of N-glycoprotein linkage region. Glycoconjugate J, 28, 573580 (2011).

165. Shubhankar Kumar Bose, K. Geetharani, Satyanarayan Sahoo, K. Hari Krishna Reddy, Babu Varghese, Eluvathingal D, Jemmis, Sundargopal Ghosh. Synthesis, Characterization, and Electronic Structure of New Type of Heterometallic Boride Clusters. Inorg Chem ():110829113354036 (2011) PMID 21875060

166. Geetharani K, Bose SK, Sahoo S, Babu Varghese, Mobin SM, Ghosh S. Cluster expansion reactions of group 6 and 8 metallaboranes using transition metal carbonyl compounds of groups 7-9. Inorg Chem 50(12):5824-32 (2011)

167. Shubhankar Kumar Bose, K Geetharani, Babu Varghese and Sundargopal Ghosh. Condensed Tantalaborane Clusters: Synthesis and Structures of [(Cp*Ta) 2 B 5 H 7 {Fe(CO) 3 } 2 ] and [(Cp*Ta) 2 B 5 H 9 {Fe(CO) 3 } 4 ]. Inorg Chem 50(6):2445-2449 (2011)

168. Sellamuthu Anbu, Muthusamy Kandaswamy, Babu Varghese Phosphatase-like activity, DNA binding, DNA hydrolysis, anticancer and lactate dehydrogenase inhibition activity promoting by a new bisphenanthroline dicopper(ii) complex . DaltoTrans(2011)

169. Srivastava A. , Babu Varghese and Loganathan D. X-Ray Crystallographic investigation of fully acetylated N-(2-deoxy-2-acetamido--D-glucopyranosyl)alkanamides as N-glycoprotein linkage region analogs. J. Carb Chem, 31 (1), 31-47 (2012).

170. Subramaniam Sujatha, Sengottuvelan Balasubramanian, Babu Varghese Mani Jayaprakashvel, Narayanasamy Mathivanan. Synthesis, Characterization and DNA interaction of Hexaaza macrotricyclic copper(II) complexes. Inorganica Chimica Acta, Available online 18 February 2012

171. S. Karthikeyan, K. Velavan, Ranganathan Sathishkumar, Babu Varghese and Bala Manimaran*. Self-Assembly of Manganese(I)-Based Molecular Squares: Synthesis and Spectroscopic and Structural Characterization. Organometallics 2012, 31, 1953-1957

172. Shankhari, Pritam; Roy, Dipak Kumar; Geetharani, K.; Anju, R. S.; Varghese, Babu; , Sundargopal. Synthesis and structural characterization of group 5 dimetallaheteroboranes. Journal of Organometallic Chemistry, Ahead of Print .

173. Shaik, Jeelani Basha; Venkatachalam, Ramkumar; Varghese, Babu; Sankararaman, Sethuraman , Synthesis and structure of trans-bis(1,4-dimesityl-3-methyl-1,2,3-triazol-5-ylidene)palladium(II) dichloride and diacetate. Suzuki-Miyaura coupling of polybromoarenes with high catalytic turnover efficiencies. Journal of Organic Chemistry (2013), 9, 698-704, No. 79.

174. Raj, S. Alfred Cecil; Sinthiya, A.; Varghese, Babu; 4-Aminopyridinium 5-carboxypentanoate monohydrate.Acta crystallographica. Section E, Structure reports online (2012), 68(Pt 7), o2181.

175. Koley, Manjuri K.; Sivasubramanian, Seshadri C.; Varghese, Babu; Manoharan, Periakaruppan T.; Koley, Aditya P. A paramagnetic octahedral trans-dihydroxy chromium(IV) complex with dianionic tetradentate Schiff base salophen and crystal structure of its trans-diisothiocyanato analog. Journal of Coordination Chemistry ,(2012), 65(20), 3623-3640.

176. Anbu, Sellamuthu; Kamalraj, Subban; Varghese, Babu; Muthumary, Johnpaul; Kandaswamy, Muthusamy. A Series of Oxyimine-Based Macrocyclic Dinuclear Zinc(II) Complexes Enhances Phosphate Ester Hydrolysis, DNA Binding, DNA Hydrolysis, and Lactate Dehydrogenase Inhibition and Induces Apoptosis. Inorganic Chemistry (2012), 51(10), 5580-5592.

177. Roy, Dipak Kumar; Anju, R. S.; Varghese, Babu.; Ghosh, Sundargopal. Reactivity of Dirhodium Analogues of Octaborane-12 and Decaborane-14 towards Transition-Metal Moieties. Organometallics (2013), 32(6),

178. Shaik, Jeelani Basha; Venkatachalam, Ramkumar;Varghese, Babu; Sankararaman, Sethuraman. Synthesis and structure of trans-bis(1,4-dimesityl-3-methyl-1,2,3-triazol-5-ylidene)palladium(II) dichloride and diacetate. Suzuki-Miyaura coupling of polybromoarenes with high catalytic turnover efficiencies. Journal of Organic Chemistry (2013), 9, 698-704, No. 79.

179. Sundaravadivel, Elumalai; Muthusamy, Kandaswamy; Varghese, Babu. Synthesis, characterization and electrochemical behavior of new acyclic mono and binuclear copper (II) complexes: DNA binding and cleavage studies. Polyhedron(2013), vol. 61, 33-44.

180. Sharmila, Dudekula; Yuvaraj, K.; Barik, Subrat Kumar; Roy, Dipak Kumar; Chakrahari, Kiran Kumarvarma; Ramalakshmi, Rongala; Mondal, Bijan;Varghese, Babu. Ghosh Sundargopa . New Heteronuclear Bridged Borylene Complexes That Were Derived from [{Cp*CoCl}2] and Mono-Metal-Carbonyl Fragments. Chemistry - A European Journal (2013), 19(45), 15219-15225.

181. Mathiselvam, Manoharan; Loganathan, Duraikkannu;Varghese, Babu. Synthesis and characterization of thiourea- and urea-linked glycolipids as low-molecular-weight hydrogelators RSC Advances (2013), 3(34), 14528-14542.

182. Sivakumar, N.; Kanagathara, N.; Varghese, Babu. Bhagavannarayana, G.; Gunasekaran, S.; Anbalagan, G. Structure, crystal growth, optical and mechanical studies of poly bis (thiourea) silver (I) nitrate single crystal: A new semi organic NLO material. Spectrochimica Acta, Part A: Molecular and Biomolecular Spectroscopy (2014), 118, 603-613.

183. Srivastava, Amrita;Varghese, Babu. Loganathan, Duraikkannu. Exploring the Effect of Bioisosteric Replacement of Carboxamide by a Sulfonamide Moiety on N-Glycosidic Torsions and Molecular Assembly: Synthesis and X-ray Crystallographic Investigation of N-(-D-Glycosyl)sulfonamides as N-Glycoprotein Linkage Region Analogues. Chemistry - A European Journal (2013), 19(52), 17720-17732.

184. Chakrahari, Kiran Kumarvarma; Sharmila, Dudekula; Barik, Subrat Kumar; Mondal, Bijan;Varghese, Babu. Ghosh, Sundargopal. Hypoelectronic metallaboranes: Synthesis, structural characterization and electronic structures of metal-rich cobaltaboranes. Journal of Organometallic Chemistry (2014), 749, 188-196

185. Anadi Singhamahapatra.a Laxminarayan Sahoo, Varghese, Babu. and Duraikkannu Loganathan. Synthesis of Glycopeptoid Sulfonamides DiversifyingN-glycopeptide Linkage Region Mimic. RSC Adv., 2014, 4, 18038-18043

186. Roy, Dipak Kumar; Barik, Subrat Kumar; Mondal, Bijan;Varghese, Babu.Ghosh, Sundargopal. A Novel Heterometallic 9-Boride Cluster: Synthesis and Structural Characterization of [(?5-C5Me5Rh)2{Co6(CO)12}(-H)(BH)B]. Inorganic Chemistry (2014), 53(2), 667-669.

187. R. S. Anju, Dipak Kumar Roy, Bijan Mondal, K. Yuvaraj, C. Arivazhagan, Koushik Saha,Varghese, Babu.and Dr. Sundargopal Ghosh. Reactivity of Diruthenium and Dirhodium Analogues of Pentaborane(9): Agostic versusBoratrane Complexes. Angewandte Chemie International Edition(2014), 53(11),2873-2877

188. Srivastava, Amrita; Mathiselvam, Manoharan;Varghese, Babu. Loganathan, DuraikkannuExamination of the influence of C5-hydroxymethyl group and configurations of hydroxyl groups at C2, C3, and C4 stereocentres on the N-glycosidic torsion: synthesis and X-ray crystallographic investigation of N-(D-ribopyranosyl)alkanamides as N-glycoprotein linkage region analogs. Carbohydrate Research (2014), 384, 37-45.

189. Sridhar, Balasubramanian; Ravikumar, Krishnan;Varghese, Babu.Tetra- and hexahydrates of bis(adeninium) zoledronate Acta Crystallographica, Section C: Structural Chemistry (2014), 70(1), 67-74.

190. Chakrahari, Kiran Kumarvarma; Sharmila, Dudekula; Barik, Subrat Kumar; Mondal, Bijan;Varghese, Babu.Ghosh, Sundargopal Hypoelectronic metallaboranes: Synthesis, structural characterization and electronic structures of metal-rich cobaltaboranes. Journal of Organometallic Chemistry

191. Soman, Rahul; Sujatha, Subramaniam; De, Susmita; Rojisha, Vallyanga Chalil; Parameswaran, Pattiyil;Varghese, Babu.Arunkumar, Chellaiah. Intermolecular Interactions in Fluorinated Tetraarylporphyrins: An Experimental and Theoretical Study. European Journal of Inorganic Chemistry

192. Sharmila, Dudekula; Ramalakshmi, Rongala; Chakrahari, Kiran Kumarvarma;Varghese, Babu.Ghosh, Sundargopal. Synthesis, characterization and crystal structure analysis of cobaltaborane and cobaltaheteroborane clusters. Dalton Transactions (2014), 43(26), 99769985

193. Ashok Kumar, Chowan; Karthikeyan, S.;Varghese, Babu.Veena, V.; Sakthivel, N.; Manimaran, Bala. Synthesis, characterization and cytotoxicity evaluation of rhenium(I) based ester functionalized dinuclear metallacyclophanes. Journal of Organometallic Chemistry (2014),766, 86-94.

194. Saravanakumar, Rajendran;Varghese, Babu.Sankararaman, Sethuraman. Isostructural 1D coordination polymers of Zn(II), Cd(II) and Cu(II) with phenylpropynoic acid and DABCO as organic linkers. Journal of Molecular Structure (2014), 1076, 280-284.

195. Sundaravadivel, Elumalai; Vedavalli, Sairaj; Kandaswamy, Muthusamy;Varghese, Babu.Madankumar, Perumal. DNA/BSA binding, DNA cleavage and electrochemical properties of new multidentate copper(II) complexes. RSC Advances (2014), 4(77), 40763-40775.

196. Yuvaraj, K.; Roy, Dipak Kumar; Anju, V. P.; Mondal, Bijnaneswar;Varghese, Babu.Ghosh, Sundargopal. Mixed-metal chalcogenide tetrahedral clusters with an exo-polyhedral metal fragment. Dalton Transactions (2014), 43(45), 17184-17190.

197. Ghosh, Swarup; Chakraborty, Debashis;Varghese, Babu.Group 1 salts of the imino(phenoxide) scaffold: Synthesis, structural characterization and studies as catalysts towards the bulk ring opening polymerization of lactides. European Polymer Journal (2015), 62, 51-65.

198. Bhyrappa, Puttaiah; Sarangi, Ujwal K.; Varghese, Babu. Switching the Macrocycle Conformation from Nonplanar to Planar in Cobalt(II) and Copper(II) -Tetra-2'-thienyl-meso-tetraphenylporphyrin Cocrystallates with C60. European Journal of Inorganic Chemistry (2014), 2014(33), 5646-5650.

199. Kooriyaden, Fasalu Rahman; Sujatha, Subramaniam;Varghese, Babu.Arunkumar,Chellaiah. Synthesis of electron-deficient fluorinated porphyrins through scrambling: Characterization and quantitative crystal structure analysis. Journal of Fluorine Chemistry (2015), 170, 10-16.

200. Mondal, Bijan; Mondal, Bijnaneswar; Pal, Koushik;Varghese, Babu.Ghosh, Sundargopal. An electron-poor di-molybdenum triple-decker with a puckered [B4Ru2] bridging ring is an oblato-closo cluster. Chemical Communications (Cambridge, United Kingdom) (2015), 51(18), 3828-3831.


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