HAG Professor of Chemistry, Indian Institute of
Technology Guwahati &
Former Vice-Chancellor, Aliah University, New Town, Kolkata-700156, West Bengal
Ph.D. (Synthetic Organic Chemistry) Kalyani University 1990
M.Sc. (Organic Chemistry) Kalyani University 1984
B.Sc. (Hons) Burdwan University 1982
Research and Teaching Experiences
Worked as a Research Associate (CSIR) under supervision of Prof. Goverdhan Mehta, School of Chemistry, University of Hyderabad from 1.12.1989 to 30.06.1992 on total synthesis of natural products
Awarded for an Alexander von Humboldt (AvH) Fellowship to pursue Postdoctoral research work under supervision of Prof. Dr. R. R. Schmidt, Department of Chemistry, University of Konstanz, Germany in March 1992. After completion of German Language course (01.07.92 to 31.10.92) at Goethe Institute at Murnau in Germany. Later joined in University of Konstanz on 1.11.1992 and worked on carbohydrate chemistry and in total synthesis of natural products up to 30.12.1994
Worked as a Scientist Fellow on quick higher basis, which is equivalent to ‘Scientist C’, in the Natural Product Chemistry Division at RRL Jorhat (CSIR Laboratory) in Assam from 1.11.96 to 21.12.1996
Joined as an Assistant Professor in Chemistry at IIT Guwahati on 23.12.1996 and promoted to an Associate Professor on 29.06.2001. Then promoted to full Professor on 23.03.2004 and presently continuing as HAG professor with effect from 01.04.2010
Total Synthesis of Natural Products
Newer Methodologies in Carbohydrate Chemistry
Synthesis of Heterocycles through Multicomponent reactions (MCRs)
New Reagents and Peroxovanadium Chemistry
Vice Chancellor, Aliah University, Kolkata (From 01.10.2013 to 25.09.2017)
Dean, Faculty Affairs, IIT Patna (From 01.12.2010 to 01.12.2012)
Professor In-Charge, Faculty Affairs, IIT Patna (27.07.2009 to 30.10.2010)
Board of Governors (BoG) Member, Finance
Committee, Building and Works Committee, IIT Patna (01.07.2009 to 01.12.2012)
Board of Governors (BoG) Member of IIT Guwahati (01.03.2007 to 01.03.2009)
Head, Department of Chemistry (From 01.04.2006 to 31.03.2009)
Member of Institute’s Disciplinary Committee for a period of three years
Acted twice as JEE Chairman 2005
JEE Vice-chairman 2004 & Chairman 2004
Membership of Scientific Societies/Bodies
Fellow of Royal Society of Chemistry (FRSC)
Life member of Association of Chemistry Teachers (ACT)
Life member of Chemical Research Society of India
Life member of Indian Association for the Cultivation of Science
Council Member of Chemical Research Society of India
Senate Member NIT Mizoram
Board of BPGS in Chemistry North Eastern Hill University
2nd National Symposium in Chemistry- 27- 29 January, 2000, IICT Hyderabad.
13th International Conference on Organic Synthesis (ICOS- 13)- 1- 5 July, 2000, Warsaw, Poland.
“A catalytic amount of nickel(II) chloride hexahydrate and 1,2- ethanedithiol is a good combination for the cleavage of tetrahydropyranyl (THP) and tert-butyldimethylsilyl (TBS) ethers” National Symposium on Chemistry at the Inorganic and Organic interface- 6-7 December, 2004, IIT Guwahati.
“Bromodimethylsulfonium Bromide and Organic Ammonium Tribromide are useful Environmentally Benign Reagents in Organic Synthesis” Green Chemistry and Environment -12 December, 2005, Asutosh College, Kolkata.
“Greener methodology for Sulfur based protecting group” National Symposium on New Challenges in Chemistry 20th-21st March, 2006, Guru Nanak Dev University, Amritsar
“Bromodimethylsulfonium Bromide: A Unique and Valuable Pre-catalyst as well as Brominating Reagent in Organic Synthesis” National Symposium on Advances in Chemistry and Environmental Impact- 2- 3 November, 2006, Science Seminar Hall, NEHU.
“Bromodimethylsulfonium Bromide: A Unique and Valuable Reagent for Regioselective Bromination of β–Keto Esters and 1,3-Diketones” International Symposium on Current Perspectives in Organic Chemistry- 7- 9 December, 2006, Department of Organic Chemistry, IACS, Jadavpur, Kolkata.
“The virtue of in situ bromonium ion generation in organic synthesis – Its versatility both as a catalyst and safe reagent for bromination of organic compounds” 43rd Annual Convention of Chemists 23rd-27th December, 2006, Department of Chemistry, Dr. Babasaheb Ambedkar Marathawada University, Aurangabad.
“The Virtue of V2O2–H2O2-NH4Br/ NaI Combination for the Synthesis of 2-Deoxy- C- Aryl Glycosides” Eighth Tetrahedron Symposium- 26-29 June, 2007, Berlin, Germany.
“Multicomponent Reactions (MCRs): A Greener Approach in Organic Synthesis” Green Chemistry 6th December, 2009, NIT Silchar
“Bromodimethylsulfonium bromide (BDMS) in Organic Synthesis: A New Look” Department of Chemistry
IIT Bombay, 8th January 2009
Session Chairman, XIIIth Organic Chemistry Conference, 1st-4th May, 2009, National Organic Symposium Trust, Goa
“Green Chemistry and Green Technology” Faculty Training and Motivation and Adoption of Schools and
Colleges by CSIR Labs, 20th-21st October, 2010, NEIST-Jorhat
“Multicomponent Reactions (MCRs) in Organic Synthesis: an elegant approach in Green Chemistry”
DST-SERC Winter School of Green Chemistry-2011, 7th-22nd March, IIT Guwahati.
“Multi-component Reaction in Organic Synthesis” University of Kashmir, 4th October, 2011
“Synthesis of Heterocycles using 1,3- Dicarbonyl Compounds through Multicomponent Reagents (MCRs)” National Symposium on Recent Trends in Chemical Sciences- 22- 23 March, 2013, Manipur University, Canchipur, Imphal, Manipur.