Dr.Debashis Chakraborty  
 

Personal Profile :

Name
Office
e-mail

 

: Dr.Debashis Chakraborty
: (044) 2257 4223
: dchakraborty@iitm.ac.in

 
Academic profile :
  • B.Sc. University of Poona, India
  • M.Sc. Indian Institute of Technology Madras, India
  • Ph.D. University of Göttingen, Germany (Synthetic Organometallic Chemistry)
Research Interest :

Synthetic organometallic chemistry directed towards inorganic synthesis and homogeneous catalysis, methodology development for organic transformations, polymer chemistry, materials chemistry and process development for commercial applications.

Research Experience :

Post-doctoral Positions

  • University of Idaho (Fluorine Chemistry) 2000-2001
  • Colorado State University-Corporate Research and Development, Dow Chemicals, Midland MI (Catalyst development for the synthesis of polyolefins and bio-degradable polymers) 2001-2003

Corporate Research Experience

  • Nicholas Piramal India Ltd 2003-2004
  • Biocon India Ltd 2004-2005

Current Appointment

  • Assistant Professor
    Department of Chemistry, Indian Institute of Technology Madras, India
    30/3/05-Present

Publications and Patents :

  1. Novel Organic-Soluble Molecular Titanophosphonates with Cage-Structures Comparable to Titanium-Containing Silicates.
    Mrinalini G. Walawalkar, Sabine Horchler, Stefan Dietrich, Debashis Chakraborty, Herbert W. Roesky, Martina Schäfer, Hans-Georg Schmidt, George M. Sheldrick, and Ramaswamy Murugavel
    Organometallics, 1998, 17, 2865.
  2. First Structurally Characterized Organometallic Chloro Oxo-Peroxo Compounds of Molybdenum and Tungsten.
    Debashis Chakraborty, Manish Bhattacharjee, Ralph Krätzner, Rolf Siefken, Herbert W. Roesky, Isabel Usón, and Hans-Georg Schmidt
    Organometallics, 1999, 18, 106.
  3. Reactions of Trialkyl Phosphates with Trialkyls of Aluminum and Gallium: New Route to Alumino- and Gallophosphate Compounds via Dealkylsilylation.
    Jiri Pinkas, Debashis Chakraborty, Yu Yang, Ramaswamy Murugavel, Mathias Noltemeyer, and Herbert W. Roesky
    Organometallics, 1999, 18, 523.
  4. Synthesis and Structural Characterization of the First Organosoluble Mononuclear Siloxane and Silylamide of Molybdenum and Tungsten.
    Rolf Siefken, Markus Teichert, Debashis Chakraborty, and Herbert W. Roesky
    Organometallics, 1999, 18, 2321.
  5. Metal Alkoxides as Versatile Precursors for Group 4 Phosphonates: Synthesis and X-ray structure of a Novel Zirconium Phosphonate.
    Debashis Chakraborty, Vadapalli Chandrasekhar, Manish Bhattacharjee, Ralph Krätzner, Herbert W. Roesky, Mathias Noltemeyer, and Hans-Georg Schmidt
    Inorg. Chem, 2000, 39, 23.
  6. Synthesis and Structure of Organic-Soluble Binuclear Molecular Phosphonates of Tantalum, Molybdenum and Tungsten.
    Olexandr I. Guzyr, Rolf Siefken, Debashis Chakraborty, Herbert W. Roesky, and Markus Teichert
    Inorg. Chem, 2000, 39, 1680.
  7. Application of n-Bu4NHF2 as a Fluorinating Agent for the Preparation of Fluoroanions:
    Synthesis and Crystal Structure of the Anions [t-BuPO3AlF2]22?, [PhPO3AlF2]22?, and
    [(O-i-Pr)3Ti(?-F)2(?-O-i-Pr)Ti(O-i-Pr)3]?.
    Debashis Chakraborty, Sabine Horchler, Herbert W. Roesky, Mathias Noltemeyer, and Hans-Georg Schmidt
    Inorg. Chem, 2000, 39, 3995.
  8. Synthesis and Structural Characterization of Functionalized Dimeric Aluminophosphonates and a Monomeric Gallophosphonate Anion.
    Debashis Chakraborty, Sabine Horchler, Ralph Krätzner, Saji P. Varkey, Jiri Pinkas, Herbert W. Roesky, Isabel Usón, Mathias Noltemeyer, and Hans-Georg Schmidt
    Inorg. Chem, 2001, 40, 2620.
  9. Nucleophilic Trifluoro- and Difluoromethylations of Substituted Aromatic Aldehydes with Ruppert’s and Deoxofluoro Reagents.
    Singh, R. P., Chakraborty, D., Shreeve, J. M.
    J. Fluorine Chem. 2001, 111, 153.
  10. Neutral Olefin Polymerization Activators as Highly Active Catalysts for ROP of Heterocyclic Monomers and for Polymerization of Styrene.
    Debashis Chakraborty and Eugene Y.-X. Chen
    Macromolecules, 2002, 35, 13.
  11. Monomeric, Three-Coordinate, Chelating Diamide Aluminum Complexes: Catalysts/Initiators for Synthesis of Telechelic Oligomers and High Polymers.
    Debashis Chakraborty and Eugene Y.-X. Chen
    Organometallics, 2002, 21, 1438.
  12. Telechelic poly(?-caprolactone) and poly(lactic acid)s by chiral and achiral chelating diamide aluminum and zinc catalysts.
    Debashis Chakraborty and Eugene Y.-X. Chen
    Polymeric Materials Science and Engineering, 2002, 86, 334.
  13. Chlorobis(pentafluorophenyl)aluminum: Synthesis, Structural Characterization and Polymerization Studies.
    Debashis Chakraborty and Eugene Y.-X. Chen
    Inorganic Chemistry Communications, 2002, 5, 698.
  14. First Isolation and Structural Characterization of Triarylaluminum-Water and -Methanol Complexes
    Debashis Chakraborty and Eugene Y.-X. Chen
    Organometallics, 2003, 22, 207.
  15. Chiral Amido Aluminum and Zinc Alkyls: A Synthetic, Structural, and Polymerization Study
    Debashis Chakraborty and Eugene Y.-X. Chen
    Organometallics, 2003, 22, 769.
  16. Catalytic Ring-Opening Polymerization of Propylene Oxide by Organoborane and Aluminum Lewis Acids
    Debashis Chakraborty, Antonio Rodriguez, and Eugene Y.-X. Chen
    Macromolecules, 2003, 36, 5470.
  17. Polymerization Process Using a Highly Active Catalyst
    Debashis Chakraborty and Eugene Y.-X. Chen
    PCT. Int. Appl. WO 03/000750 A1 ( Patent)

Recent Conference Proceedings :

  1. Cocatalysts for Metal-Catalyzed Olefin Polymerization: Activators, Activation Processes, and Structure-Activity Relationships
    DST workshop in catalysis at IIT Madras, 2005
  2. Catalysis Research of Relevance to Carbon Management: Progress, Challenges, and Opportunities
    DST workshop in catalysis at IIT Madras, 2005
  3. Poly(caprolactone) and Poly(lactic acid)s by Chiral and Achiral Chelating Diamide Aluminum and Zinc Catalysts
    MTIC XI at IIT Delhi, 2005

Sponsored Projects :

  1. Metallo- Phosphonamides and Phosphonates: Synthesis, Structural Characterization and Some Exploratory Investigations
    Agency: Department of Science and Technology
  2. Dialkylhypophosphonates and Pyrophosphonic acids : New Precursors to Metallophosphonate Derivatives
    Agency: Council of Scientific and Industrial Research
  3. Improved methodology for potassium chlorate production
    Agency: Vaigai Industries
Courses :
  1. CY 101: (Old Course)
  2. CY 101: (Chemistry I)
  3. CY 102: (Chemistry II)
  4. CY 103: (Chemistry Laboratory)
  5. CY 553: (Chemistry of Main Group Elements)
  6. CY 611: (Inorganic Practicals II)