INORGANIC CHEMISTRY: Main group metals chemistry, Synthesis and structural characterization of organotin/lead compounds. Reactions of organotin compounds and their mechanisms. Metal catalyzed reactions. Metal complexes of sulfur ligands. Heterobimetallic complexes. Solving structures by Single crystal X-ray diffraction studies:

Awards:

• R.C. Mukherjee Narayani Devi Scholarship (B.H.U.) 1985-86.
• Junior Research Felloship (CSIR-NET) 1991-93
• Senior Research Felloship (CSIR-NET) 1993-94.
• Member of the National Advisory Committee of International Conference on Molecules to Materials 2006 (organized at SLIET Longowal)
• Member (External) of the Organizing Committee of National Conference in Chemistry at U.P. College, Varanasi
• Delivered Invited lectures at National /International Conferences/symposia

S. No.	Name of the Project	Duration	Source of Funding	Amount of Funding (Rs)
1.	Preparation and Studies on Molecular Precursors of Heterobimetallic Sulfides	From: 01-05-06 To : 31-10-09	UGC	NA
2	A study on synthesis, structure and reactivity of organobimetallic complexes containing sulfide/disulfide ligand	From: 31-12-07 To : 30-12-10	CSIR	NA

• Life Member, Chemical Research Society of India (CRSI).
• Life Member, Indian Society for Technical Education (ISTE)
• Life Member, Indian Science News Association (ISNA)
• Invited member , American Chemical Society (In 2006). Symposia/Refresher Course organized
• Refresher Course in Chemistry (as Course-coodinator)
• National Symposium-cum-workshop on X-ray Crystallography (as Co-convenor)
• National Symposium on Current Trends in Chemistry 2007 (as Co-convenor)
• National Symposium on Designing the Molecular world through Chemistry 2006. (as Co-convenor)

7. List of selected 10 Publications

1. Synthesis of a one dimensional coordination polymer containing pendent hydrosulfide groups J. Chaturvedi, S. Bhattacharya and M. Nethaji Dalton Trans., 2009, 8018
2. Synthesis, characterization and reactivity of a diorganotin thiocarboxylate: Dimethyl(thioacetato)tin(IV) chloride and its reactions with nucleophiles exhibiting desulfurization N. Singh, S. Bhattacharya, H. Noth and P. Mayer Z. Naturforsch., B, 2009, 64b, 116.
3. Structural studies on Ph3MSMPh3 (M=Sn, Pb): Quest for a metal-metal bond. N. Singh, R. Prasad and S. Bhattacharya. Polyhedron, 2009, 28, 548.
4. A new reaction of dithiocarbamates: CS2 elimination and two C?C bond formations leading to formation of cyclic ammonium salts J. Chaturvedi, S. Bhattacharya and M. Nethaji Inorg. Chem. Comm., 2008, 11, 720
5. Reversal of drug resistance in P-glycoprotein-expressing T-cell acute lympho-blastic CEM leukemia cells by copper N-(2-hydroxyacetophenone) glycinate and oxalyl bis (N-phenyl) hydroxamic acid S.Majumdar, P.Dutta, P. Mukherjee, E.R. Dutta, T. Efferth, S.Bhattacharya and S.K. Choudhuri Cancer. Lett., 2006, 244, 16.
6. Some new butylthiobenzoatotin(IV) compounds: spectral studies and analysis of ligand?s bonding . S.Bhattacharya Spectrochim Acta (A) 2005, 61, 3145.
7. Mathematical simulation of gas phase reactions- combustion of carbon disulfide. S.Bhattacharya Indian J.Chem., 2003, 42A, 1016.
8. Neutral five coordinated gallium(III) and indium(III) complexes from sulfur ligands. S.Bhattacharya, N. Seth, D.K. Srivastava, V.D. Gupta, H.N?h and M.Thomman-Albach J.Chem.Soc. Dalton Trans., 1996, 2815.
9. Structural studies on indium and tin thiobenzoates. P.Singh, S.Bhattacharya, V.D. Gupta, and H.N?h Chem. Ber., 1996, 129, 1039.
10. A structural study on indium tris-thiocarbamates. S.Bhattacharya, N. Seth, V.D. Gupta, M.Thomman and H.N?h Z. Naturforsch., 1994, 49b, 193.