Chirantan Roy Choudhury, Ph.D. (Jadavpur University)

Assistant Professor

Department of Chemistry
West Bengal State University,
Berunanpukuria, Malikapur,
Barasat, 24 Pgs (N), Kolkata- 700 126
West Bengal, INDIA
Tel – +91-33-25241975, 25241976, 25241978-79
Mob. No – +919836306502
Fax: +91-33-25241977
E-mail: crchoudhury2000@yahoo.com / chirantan.roychoudhury@wbsub.ac.in

Research Areas: Coordination chemistry, biological study and nanocomposites

Research Interest:

1. Synthesis, structural characterization of new multinuclear metal complexes, their magneto-structural correlations, along with the DFT calculations to establish the probable pathways for the exchange of magnetic interactions.
2. Application of these metal complexes in the field of bioinorganic Chemistry in vitro as well as in vivo and their possible use for anti cancer drug.
3. Development of Dye sensitized solar cells using functionalized metal complexes.
4. Development of Sol-Gel derived inorganic-organic nanocomposites, dye-doped nanomaterials, and metal incorporated core-shell nanoparticles.

1. Ph.D.- Jadavpur University, Kolkata, 2003
2. M.Sc. in Chemistry – Jadavpur University, Kolkata, 1999
   (Specialisation: Inorganic Chemistry)
3. B.Sc. in Chemistry- Jadavpur University, Kolkata, 1997

1. Research Associate (CSIR), Jadavpur University, 2004
2. Best Scientist award for the work on “Development of Sol-Gel derived Inorganic Organic Nanocomposites” in D.M.S.R.D.E., Defence Research & Development Organisation, Govt. of India,” (Ministry of Defence, Kanpur – 208013, Uttar Pradesh), 2006

Publications:

1. Synthesis and structural characterization of[Ni(Me₂NCH₂CH₂CH₂N=CHC₆H₄O)₂] C.R. Choudhury, S.K. Dey, N. Mondal, S. Mitra, S.O.G. Mahalli, K.M.A. Malik, J. Chem. Crystallogr., 31 (2001) 57.
2. A new cyanato-bridged polymeric complex [Cd₃(NCO)₆(NH₂CH₂C5H₄N)₃]_n with a zig-zag ladder shaped structure C.R. Choudhury, S.K. Dey, N. Mondal, S. Mitra, S.O.G. Mahalli, K.M.A. Malik, Inorg. Chem. Commun., 4 (2001) 419.
3. A Pyrazine-Bridged Ni(II) Coordination Polymer C.R. Choudhury, S.K. Dey, S. Sen, B. Bag, S. Mitra, V. Gramlich Z. Naturforsch.(Sec. B), 57B (2002) 1191.
4. A novel approach of synthesis of a tridentate ligand having nitrogen donor sites in the presence of copper(II) ion and crystal structure of its complex S.K. Dey, C.R. Choudhury, S.P. Dey, D.K. Dey, N. Mondal, S. O.G. Mahalli, K.M.A. Malik, S. Mitra, J. Chem. Res.(S), (2002) 496
5. Isolation and characterisation of one novel thermally stable octahedral bicarbonato complex of Bis(2-picolylamine)copper(II): Identification of rare monodentate coordination C.R. Choudhury, S.K. Dey, S. Mitra, V. Gramlich Dalton Trans. (2003) 1059
6. The first Zn(II) helical chain polymers containing both bridging and terminal carboxylato groups C.R. Choudhury, A. Datta, S. Mitra, V. Gramlich, K.M. Abdul Malik, Inorg. Chem. Commun. 6 (2003) 790.
7. First report of singly phenoxo-bridged copper(II) dimeric complexes: synthesis, crystal structure and low-temperature magnetic behaviour study C.R. Choudhury, Subrata Kumar Dey, R. Karmakar, S. Mitra, C.D. Wu, C.Z. Lu New J. Chem. 27 (2003) 1360.
8. Two novel selenocyanato bridged polymeric and molecular complexes of Cd(II): Presence of both end-to-end and end-on coordination C.R. Choudhury, S.K. Dey, N. Mondal, S. Mitra, V. Gramlich, Inorg. Chim. Acta 353C (2003) 217.
9. Mössbauer, epr, magnetic properties and thermally induced stereochemical studies on some double complex salts of cyclic ligand containing cationic copper(II) complexes and hexacyanoferrate(III) anion in the solid state P. Kundu, C.R. Choudhury, S.K. Dey, D. Banerjee, S. Kumar, S. Mitra, Ind. J. Chem., 42A (2003) 1604.
10. Synthesis, characterisation and structural study of one thermally stable novel m-oxo dinuclear iron(II) complex forming infinite helical chains through pi-pi stacking M.K. Saha, D.K. Dey, C.R. Choudhury, S.K. Dey, S. Mitra, C.W. Lehmann, Chem. Lett. (2003) 1136.
11. Synthesis, characterisation and magnetic properties of one novel racemic Cu-Co cyano-bridged complex C.R. Choudhury, S.K. Dey, N. Mondal, S. Mitra, J. Ribas, K.M.A. Malik, Bull. Chem. Soc., Jpn , 77 (2004) 959
12. Synthesis and crystal structure of one novel polynuclear complex [Cu2(bpc)2(N3)4Ca(H2O)2Na2(H2O)2]n having three different transition and non-transition metal centres S. Sen, C. R. Choudhury, N. K. Karan, A. Datta, S. Mitra, V. Gramlich, Inorg. Chem. Commun., 6 (2003) 1311.
13. A Novel Doubly Phenoxo-bridged Cu(II) Trimer :Synthesis, Crystal Structure and Low-temperature Magnetic Behaviour Datta, C.R. Choudhury, P. Talukder, S. Mitra, L. Dahlenburg, T. Matsushita, J. Chem. Res., (2004) 642
14. One novel manganese(III) quadridentate Schiff-base dimeric complex: Synthesis, crystal structure and magnetic properties R. Karmakar, C. R. Choudhury, G.Bravic, J.P. Sutter, S.Mitra, Polyhedron, (2004) 949
15. One novel dichromato-bridged Nickel (II) polymeric complex: Formation of metal-oxygen chain structure R. Karmakar, C. R. Choudhury, V.Gramlich, S. Mitra, Inorg. Chim. Acta, 357 (2004) 3785
16. {4-Bromo-2-[2-(5-bromo-2-oxidobenzylideneaminomethyl)phenylimino methyl] phenolato O,N,N´,O´} nickel(II) S. Chackraborty, B. Samanta, C.R. Choudhury, S. Mitra, A.K. Mukherjee Acta Cryst. C60 (2004) m578.
17. Two new Mn(II) and Co(II) complexes with tridentate 2,4,6-Tris(2-pyridyl)-1,3,5 –triazine ligand Majumder, C.R. Choudhury, S. Mitra, C. Marschner, J. Baumgartner, Z. Naturforsch.(Sec. B) 60b (2005)
18. One novel m3-carbonato bridged copper(II) complex: Synthesis, structural study and low-temperature magnetic study A. Majumder, C. R. Choudhury, S. Mitra, G. Rosair, M. S. El. Fallah, J. Ribas, Chem. Commun., (2005) 2158.
19. Synthesis and Structural Characterisation of Two Copper(II) Complexes of N-(1-acetyl-2-propylidene)(2-pyridylmethyl) amine R. Karmakar, C. R. Choudhury, A.S. Batsanov, S. R. Batten, S. Mitra, Struct. Chem. 16 (2005) 535.
20. One Novel Cu(II)–Amino Acid Schiff Base Complex Derived from Salicylaldehyde and L-Serine: Identification of Unusual Monodentate 4,4′-Bipyridine R.Karmakar, C.R.Choudhury, S. Mitra, L.Dahlenburg, Struct. Chem. 16 (2005) 611.
21. Synthesis, structure and .Fluorescence of two novel manganese(II) and zinc(II)-1,3,5-benzene tricarboxylate coordination polymers: Extended 3D supramolecular architectures stabilized by hydrogen bonding A.Majumder , S. Shit, C. R.Choudhury, S.R. Batten, G. Pilet, D. Luneau, N. Daro, J.-P. Sutter, N. Chottopadhyay, S. Mitra, Inorg. Chim. Acta, 358 (2005) 3855.
22. Two new end-to-end single dicyanamide bridged Cu(II) complexes with Schiff base ligands : structural, electrochemical and magnetic properties R. Karmakar, C. R.Choudhury, D.L. Hughes, G.P.A. Yap, M.S. El Fallah; C. Desplanches; J. P.Sutter; S. Mitra, Inorg. Chim. Acta 359( 2006) 1184.
23. A novel polymeric Cu(II) assemblage and a monomeric Ni(II) complex from a new easy-to-prepare flexible polytopic ligand : synthesis, structural and magnetic studies S. Sen, C.R. Choudhury, P. Talukder, S. Mitra, M. Westerhausen, A. N. Kneifel, C. Desplanches, N. Daro, J.-P. Sutter, Polyhedron 25 (2006) 1271.
24. Two New Quadridentate Schiff Base Complexes of Nickel(II) and Cobalt(III): Synthesis, Structure and Spectral Characterisation J. Chakraborty, R. K. B. Singh, B. Samanta, C.R. Choudhury, S. K. Dey, P. Talukder, M. J. Borah, S. Mitra. Z. Naturforsch. 61b (2006) 1209.
25. New Cu(II) complexes with polydentate chelating Schiff base ligands: Synthesis,structures, characterizations and biochemical activity studies B. Samanta, J. Chakraborty, C.R. Choudhury, S.K. Dey, D.K. Dey, S.R. Batten, P. Jensen, G.P.A.Yap, S. Mitra, Struct. Chem., 18 (2007) 33.
26. Two new copper(II) complexes with the shortest (N-N) diazine based rigid ligand: Example of unusual tridentate coordination mode R.Karmakar, C.R.Choudhury, S.R. Batten, S. Mitra, J. Mol. Struct., 826 (2007) 75.
27. Two new halo-bridged cadmium(II) polymers: Effect of halogen towards metal coordination R.Karmakar, C.R.Choudhury, D.L. Hughes, S. Mitra Inorg. Chim. Acta, 360 (2007) 2631.
28. Architecture of a new selenocyanato bridged one-dimensional polymeric complex of cadmium(II): synthesis, crystal structure and spectroscopic studies R.R Choudhury, C.R. Choudhury, S.R. Batten, S. Mitra, Struct. Chem.,19 (2008) 645.