SAUMEN HAJRA

Professor

Centre of Bio-Medical research (CBMR)

Raebareli road, SGPGIMS Campus,Lucknow.

E-mail: saumen.hajra@cbmr.res.in

Room No.: 208 (Old Building)

Intercom: 225

Education

Ph.D. 1992-1997

National Chemical Laboratory, Pune (University of Pune) August, 1997

M.Sc. 1989-1991

University College of Science & Technology, University of Calcutta. Specialization: Organic Chemistry. Class: 1st

B. Sc. 1986- 1989

R.K.M. Vidyamandira, Belurmath, University of Calcutta major: Chemistry minor: Mathematics, Physics Class: 1st

Professional Career

Career in Academics

Professor: June 2014

Centre of Bio-Medical research (CBMR), SGPGIMS Campus,

Raebareli Road, Lucknow 226014, India

Phone (Office): (+91)-522-2495034 Mobile: (+91)-9434706117

(+91)-8874439062 Fax: (+91)-522-2668215 E-mail: saumen.hajra@cbmr.res.in

At present on Extra-Ordinary Leave (EOL) from IIT Kharagpur

Professor: November 2011

Department of Chemistry, Indian institute of Technology (IIT)- Kharagpur,

Kharagpur- 721302, West Bengal, India

Phone (Office): (+91)-3222-283340 Phone (Res.): 3222-283341 Mobile: 9434706117 Fax: 3222-2855303 E-mail: shajra@chem.iitkgp.ernet.in

Associate Professor: April 2007

Department of Chemistry, IIT Kharagpur

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Assistant Professor: August 2000

Department of Chemistry, IIT Kharagpur

AvH Fellow: March 1999 – May 2000

Mentor: Prof. Wlademar Adam

Institute for Organic Chemistry, University of Wuerzburg, Germany

Post-Doctoral Fellow: November 1997 – December 1998

Mentor: Prof. Mukund P. Sibi

Department of Chemistry

North Dakota State University (NDSU), USA

Career in Industry

Industrial R & D

Chembiotek- A TCG Life Sciences Ltd., Salt Lake, Kolkata

August 2007 to December 2008

Group leader

Job Category: Research and Development, Problem Solving

Pharmaceutical projects

Industrial Consultancy Chembiotek- A TCG Life Sciences Ltd., Salt Lake, Kolkata

August 2009 – July 2014 Research

Development of new asymmetric reactions for the synthesis of biologically important molecules in optically pure form

Asymmetric Catalysis

Stereochemical Diversity Oriented Synthesis (SDOS) of Compounds having Multi-

stereocenters and their biological evaluation

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Teaching Involvements

Subjects taught

At the undergraduate level :

1st Year Chemistry (Organic)

1st Year Chemistry Laboratory (Organic),

Organic Chemistry-I

Organic Chemistry-II

Principles of Organic Synthesis

Biochemistry Laboratory At the postgraduate level:

Spectroscopic Methods of Structure Determination

Newer Asymmetric Reactions

Newer Methods in Organic Synthesis

Principles and Applications of Stereoselective Reactions

Organic Photochemistry and Pericyclic reactions

Instrumental Methods of Chemical Analysis

Structure & Function of Biomolecules Laboratory

Synthetic Drugs

Drug Chemicals Laboratory Research Guidance Doctoral Level:

Completed:

1. Dr. Ananta Karmakar (2007)

Title of the thesis: “Studies on Asymmetric Halohydrin and Aldol Reactions: Enantioselective Synthesis of Chloramphenicol, Thiamphenicol and Paraconic acids “

2. Dr. Manishabrata Bhowmick (2008)

Title of the thesis: “Asymmetric Halohydrination, Haloazidation and Epoxidation of ,-Unsaturated Carboxylic Acids and Chlorination of Silyl Enol Ethers”

3. Dr. Aswini Kumar Giri (2009)

Title of the thesis: “Asymmetric Aldol Reactions in the Synthesis of -Butyrolactones and their Applications in the Total Synthesis of Paraconic Acids and Lignans”.

4. Dr. Biswajit Maji (2009)

Title of the thesis: Friedel-Crafts Reactions with Alkenes, Alkynes and Aziridines: Application to Catalytic and Enantioselective Synthesis of 2-Amino-1-aryltetralins“

5. Dr. Debarshi Sinha (2011)

Title of the thesis: “Metal triflate catalyzed bifunctionalization of alkenes toward synthesis of important heterocyclic compounds”

6. Dr. Sukanta Bar (2012)

Title of the thesis: “Catalytic and Enantioselective Aziridoarylation: Synthesis of Dihydrexidine, A-86929, SCH 39166 and trans-3-Amino-4-aryltetrahydroquinolines”

7. Dr. Sunit Hazra (2012)

Title of the thesis: Asymmetric Synthesis of Lignans by Aldol Reactions

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In progress:

1. Mr. Abhisek Mondal working on asymmetric synthesis of biologically important gamma-

butyrolactone natural products

2. Md. Aziz working on catalytic and enantioselective addition of nitroalkanes to electron-defficient

alkenes towards synthesis of gamma-lactumes and pyrrolidines

3. Mr. Suhas S. Bhosle working on divergent asymmetric synthesis of parachonic acids and

sequiterpene lactones from a common intermediate

4. Sk. Md. Samim Akhtar working on catalytic asymmetric aminolactonization and applications

5. Mr. Sujoy Garai working on catalytic enantioselective synthesis of gamma-butyrolactones and

applications

6. Mr. Angshuman Chatterjee working on catalytic diastereo- and enantioselective synthesis of tri-

and tetrasubstituted pyrrolidines

7. Prosenjit Mahish working on catalytic asymmetric aminoarylation towards synthesis of resveratrol

based natural products

8. Mr. Susit Acharyya working NHC catalysis.

9. Mr. Subrata Maity working on asymmetric domino reaction towards synthesis of complex natural

products

Master level:

Completed

1. Mr. Nihar Ranjan Sarkar, Title of the dissertation-“Facile and Selective Oxidation of Sulfides to Sulfoxides”; 2001.

2. Mr. Ujjal Sarkar, title of the dissertation-“Enantioselective Synthesis towards 5-(L)-Menthyloxy-2H-Butenolides: Stereoselective Radical Reactions”. 2002

3. Mr. Rakesh Kr. Sit, title of the dissertation- “Asymmetric Oxy-Protected Halohydrin Reactions of chiral N-crotonoyl-2-oxazolidiones.” 2003.

4. Mr. Amiya Midda: Stereoselective Synthesis of (-)-Chloramphenicol via Asymmetric Halohydrin Reactions: 2004.

5. Mr. Anup Kr. Sasmal: Formal Enantioselective Synthesis of 7,9’-Epoxylignans and 2,6-Diaryl-3,7-dioxabicyclo[3.3.0]-octane lignans: 2005.

6. Mr. Tapan Maji: Stereoselective Synthesis of Azepen Core of (-)-Balanol: 2006.

7. Mr. Supriya Ghanti: Stereoselective Synthesis of (+)-Canadensolide. 2007

8. Mr. Aninudra Paul: Asymmetric Nitro-Aldol Reaction towards Synthesis of Hexahydrobenzophenanthridines. 2010

9. Mr. Utsa Sen: Asymmetric Aldol Route towards Synthesis of (-) Arctigenin & 7S (-)7-hydroxyarctigenin. 2010

10. Ms. Supriya Das: Catalytic Asymmetric Nitromethane Addition to Diethyl-2-benzylidenemalonate towards Synthesis of γ-Lactums. 2011

11. Ms. Mousumi Gorai: Lewis Acid Mediated Friedel-Crafts Reaction of α,β-Unsaturated carbonyl Compounds. 2011

12. Mr. Abhisek Dewanji: A Concise Approach to the Furofuran Lignan Pinoresinol via Lewis Acid Mediated Asymmetric Aldol Reaction

13. Mr. Prasenjit Mahish: Synthesis of Promising Building Blocks for the Biomimetic Construction of Resveratrol Based Natural Products

14. Mr. Bibekananda Jana: Dearomatization of Quinolines: An Organocatalytic Approach

15. Mr. Kausik Bag: Towards Asymmetric Synthesis of Chiral Building Block of Paraconic Acids

16. Mr. Niladri Sinha: Organocatalysis in asymmetric synthesis of -lactum.

17. Mr. V. Sashank Reddy: Synthesis of chiral precursor to sesquiterpene lactones

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Contribution towards Department & Institute

HMC, CBMR, Lucknow IIT KHARAGPUR

Member of Safety Committee

NSS Program Officer: July 2010 – Dec2013

Coordinator of 1st year students: July 2011 – June2013

PhD Coordinator: March 2009 – June 2011

Organization of Research Scholars’ Day (September 14, 2009 & 2010)

Preparation/modification of Chemistry curricula, in particular organic chemistry (twice)

Design of organic experiments for 1st year students and preparation of manual (2001 & 2009).

Departmental Placement-In-Charge 2005-2006.

Faculty advisor for chemistry students: 2001-2006.

In-Charge of 1st Year organic laboratory: 2001-2006.

In-Charge of UG/PG Organic laboratory: 2002-2004.

Vigilance duty for couple of times.

Organization of National Symposium in Chemistry, Dept. of Chemistry, IIT KGP: 2001, 2002, 2004, 2006 and 2011

Organization of DST Organic PAC Meeting: February, 2006

Development of organic chemistry curriculum of IIT, Roorkee as one of the expert members.

Awards, Scholarship and membership

Professor R. C. Shah Memorial Lecture Award 2013-2014

Chemical Research Society of India (CRSI) Life member 2002 onwards

Alexandar von Humboldt Research Fellow 1999-2000

Dr. S. Rajappa Award for the best research paper in Organic

Chemistry

1994 & 1997

UGC Research Fellow 1992-1997

National Scholarship of Merit 1989-1992

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Sponsored Projects

Year of Funding

Sponsoring Organization

Title of Project Amount of Grant

(INR) 2013-2016 DST, Govt. of India Asymmetric Catalysis: TOS/DOS of Nitrogen-

Heterocycles 52,90,000/-

2010-2013 CSIR, Govt. of India Asymmetric Synthesis of γ-Butyrolactone Natural Products

25,76,000/-

2008-2011 DST, Govt. of India Organocatalytic and Enantioselective 1,2-Halofunctionalization of Alkenes

23,90,000/-

2005-2008 CSIR, Govt. of India Asymmetric Methods for the Synthesis of Substituted Butyrolactones: Enantioselective Synthesis of Biologically Active Compound

9,22,496/-

2004-2007 DST, Govt. of India Catalytic and Enantioselective 1,2-Halo-Nucleophilie Addition Reactions of Alkene

23,87,000/-

2002-2005 DST-Fast Track, Govt. of India

Titanocene (III) catalyzed Radical Reactions: Stereoselective Formation of C-C Bonds

9,36,000/-

2002-2005 CSIR, Govt. of India Lewis Acid Promoted Stereoselective Radical Cyclization: Application in Organic Synthesis

9,37,200/-

2001-2002 ISIRD, IIT-Kharagpur Enantioselective Synthesis of Lignans 2,00,000/-

Publications

44. Efficient asymmetric synthesis of N-protected-ß-aryloxyamino acids via regioselective

ring opening of serine sulfamidate carboxylic acid

Malhotra, R.; Dey, T. K.;. Dutta, S.; S.; Basu,* S.; Hajra,* S. Org. Biomol. Chem., 2014, 12,

6507 - 6515

43. Catalytic asymmetric aminolactonization of 1,2-disubstitued alkenoic acid esters: Efficient

construction of aminolactones with all-carbon quaternary stereo-centre

Hajra, S.; Akhtar, S. M. S.; Aziz, S. M. Chem. Commun. 2014, 50, 6913 – 6916

42. A diastereoselective route to 2,5-diaryl-3,4-disubstituted tetrahydro-furan lignans:

protection free

synthesis of (+)-galbelgin and (+)-galbacin

Hazra, S.; Hajra, S. RSC Advances2013, 3, 22834

41. Protecting Group Directed Cyclization: Asymmetric Synthesis of Both cis- and trans-

Dihydrexidine from a Common Precursor

Malhotra, R.; Chakrabarti, S; Dey, T. K.;. Dutta, S.; Alapati, K. B.; Roy, S.; Dutta, S.; Basu,*

S.; Hajra,* S. Tetrahedron 2013, 69, 8994.

40. Organocatalytic enantioselective conjugate addition of nitromethane to

alkylidenemalonates: Asymmetric synthesis of pyrrolidine-3-carboxylic acid derivatives

Hajra, S.; Aziz, S-M.; Maji, R. RSC Advances2013, 3, 10185.

39. Asymmetric aldol approach to dibenzylbutyrolactone lignans: Synthesis of (─)-(7′S)-

hydroxymatairesinol and (─)-(7′S)-hydroxyarctigenin

Hajra, S.; Mandal, A.; Hazra, S. Tetrahedron Lett. 2013, 54, 2171

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38. Divergent asymmetric synthesis of hexahydrobenzophenanthridine dopamine D1 agonists,

A-86929 and dihydrexidine

Malhotra, R.; Chakrabarti, S; Dey, T. K.;. Ghosh, A.; Ghosh, R.; Dutta, S.; . Roy, S.; Dutta,

S.; Basu,* S.; Hajra,* S. Tetrahedron: Asymm. 2013, 24, 278.

37. Conjugate Addition of Indoles and Pyrroles to Dihydronitronaphthalenes in Water:

Synthesis of 3,4-Fused Tetrahydro-β-carbolines

Malhotra, R.; Ghosh, R.; Dey, T. K.; Chakrabarti, S.; Ghosh, A.; Dutta, S.; .; Asijaa, S.; Roy,

S.; Dutta, S.; Basu,* S.; Hajra,* S. Eur. J. Org. Chem. 2013, 772.

36. Rhodium-Catalyzed Enantioselective Conjugate Addition of Arylboronic Acids to

Dihydronitronaphthalenes

Hajra, S.; Ghosh, R.; Chakrabarti, S.; Ghosh, A.; Dutta, S.; Dey, T. K.; Malhotra, R.; Asijaa,

S.; Roy, S.; Dutta, S.; Basu, S. Adv. Synth. Catal. 2012, 354, 2433. (Highlighted in Synfacts)

35. A rapid room temperature chemical route for the synthesis of graphene: metal-mediated

reduction of graphene oxide

Dey, R. S.; Hajra, S.; Sahu, R. K.; Raj, C. R.; Panigrahi, M. K. Chem. Commun. 2012, 48,

1787.

34. Catalytic and enantioselective synthesis of dopamine D1 antagonist, ecopipam

Hajra, S.; Bar, S. Tetrahedron: Asymm. 2012, 23, 151. (Highlighted in Synfacts)

33. Asymmetric synthesis of the dopamine D1 agonist, dihydrexidne from D-serine

Malhotra, R.; Ghosh, A.; Ghosh, R.; Chakrabarti, S.; Dutta, S.; Dey, T. K.; Roy, S.; Basu,* S.;

Hajra,* S. Tetrahedron: Asymm. 2011, 22, 1522.

32. Catalytic Enantioselective Aziridoarylation of Aryl Cinnamyl Ethers toward Synthesis of

trans-3-Amino-4-arylchromans

Hajra, S.; Sinha, D. J. Org. Chem. 2011, 76, 7334

31. Asymmetric synthesis of the dopamine D1 agonist, dihydrexidne

Hajra, S.; Bar, S. Tetrahedron: Asymm. 2011, 22, 775

30. Catalytic enantioselective synthesis of A-86929, a dopamine D1 Agonist

Hajra, S.; Bar, S. Chem. Commun. 2011, 47, 3981-3982.

29. Asymmetric epoxidation f cinnamic acid derivatives by in situ generated dioxiranes of

chloroacetones: Scope and limitations

Hajra, S.; Bhowmick, M. Tetrahedron: Asymm. 2010, 21, 2223.

28. Asymmetric Syntheses of (–)-Enterolactone and (7R)-7-Hydroxyenterolactone via

Organo-catalyzed Aldol Reaction

Hajra, S.; Giri, A. K.; Hazra, S. J. Org. Chem. 2009, 74, 7978.

27. A Catalytic and Enantioselective Synthesis of trans-2- Amino-1-aryltetralins

Hajra, S.; Maji, B.; Mal, D. Adv. Synth. Catal. 2009, 351, 859.

26. Organocatalytic and Enantioselective Synthesis of -(Hydroxyalkyl) --Butyrolactones

Hajra, S.; Giri, A. K. J. Org. Chem. 2008, 73, 3935.

25. Stereoselective One-Pot Synthesis of Oxazolines

Hajra, S.; Bar, S.; Sinha, D.; Maji, B. J. Org. Chem. 2008, 73, 4320.

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24. Concise Syntheses of (+)- and (-)-Methylenolactocins and Phaseolinic Acids

Hajra, S.; Giri, A. K.; Karmakar, A. and Hazra, S. Tetrahedran Lett. 2008, 49, 3625

23. A One-Pot Stereoselective Synthesis of trans-1-Amino-2-Aryltetralins from 2-Arylethyl

Styrenes

Hajra, S.; Maji, B.; Sinha, D.; Bar, S. Tetrahedran Lett. 2008, 49, 4057.

22. Design and Synthesis of Chiral N-Chloro-imidodicarbonates: Application to Asymmetric

Chlorination of Silylenol Ethers.

Hajra, S. Bhowmick, M.; Maji, B. and Sinha, D. J. Org. Chem. 2007, 72, 4872.

21. Samarium triflate catalyzed and halogen-promoted Friedel-Crafts Alkylation with Alkenes

Hajra, S, Maji, B. and Bar, S. Org. Lett. 2007, 9, 2783.

20. Asymmetric aldol reactions under normal and inverse addition modes of reagents

Hajra, S.; Giri, A. K.; Karmakar, A.; Khatua, S. Chem. Comm. 2007, 2408.

19. Metal Triflates Catalyzed Reactions of Alkenes, NBS, Nitriles and TMSN3: Synthesis of

1,5-Disubsituted Tetrazoles

Hajra, S.; Sinha, D. and Bhowmick, M. J. Org. Chem. 2007, 72, 1852.

18. Highly Regio- and Stereoselective Asymmetric Bromoazidation of Chiral ,-Unsaturated

Carboxylic Acid Derivatives: Scope and Limitations

Hajra, S.; Bhowmick, M.; Sinha, D. J. Org. Chem. 2006, 71, 9237.

17. Metal triflate catalyzed highly regio- and stereoselective 1,2-bromoazidation of alkenes

using NBS and TMSN3 as the bromine and azide sources

Hajra, S.; Sinha, D.; Bhowmick, M. Tetrahedran Lett. 2006, 47, 7017.

16. Stereoselective synthesis of (-)-chloramphenicol and (-)-thiomphenicol

Hajra, S.; Karmakar, A.; Maji, T. and Medda, A. Tetrahedron 2006, 62, 8959.

15. Silver (I)-promoted asymmetric O-methylhalohydrin reaction of chiral α,β-unsaturated

carboxylic acid derivatives: Enantioselective synthesis of N-protected syn--methoxy--

amino acids

Hajra, S.; Karmakar, A.; and Bhowmick, M. Tetrahedron Asymm. 2006, 17, 210.

14. Lewis Acid Catalyzed Intramolecular Halo-Arylation of Tethered alkenes using NXS as a

Halonium Source: A General Method for the Synthesis of Chromanons, Chromans,

Quinolones, Tetrahydroquinolines and Tetralins

Hajra, S.; Maji, B. and Karmakar, A. Tetrahedran Lett. 2005, 46, 8599.

13. Lewis acid catalyzed asymmetric halohydrin reactions of chiral ,-unsaturated carboxylic

acid derivatives with N-halosuccinimide (NXS) as the halogen source

Hajra, S.; Bhowmick, M. and Karmakar, A. Tetrahedron Lett. 2005, 46, 3073.

12. Silver (I)-promoted asymmetric halohydrin reaction of chiral N-enoyl-2-oxazolidinones:

Scope and limitations

Hajra, S.; Karmakar, A.; and Bhowmick, M. Tetrahedron 2005, 61, 2279.

11. Asymmetric O-methylhalohydrin reaction of chiral N-enoyl-2-oxazolidinones: Synthesis

of N-protected syn--methoxyphenylalanine, an unusual amino acid component of

cyclomarins

9

Hajra, S.; Karmakar, A. Tetrahedron Lett. 2004, 45, 3185.

10. Free-Radical-Mediated Conjugate Additions. Enantioselective Synthesis of Butyrolactone

Natural Products: (-)-Enterolactone, (-)-Arctigenin, (-)-Isoarctigenin, (-)-Nephrosteranic Acid,

and (-)-RoccellaricAcid.

Sibi, M. P.; Liu, P.; Ji, J.; Hajra, S. and Chen, J. J. Org. Chem. 2002, 67, 1738.

9. A Highly Chemoselective Oxidation of Alcohols to Carbonyl Products with Iodosobenzene

Diacetate Mediated by Chromium(III)(salen) Complexes: Synthetic and Mechanistic Aspects.

Adam, W.; Hajra, S.; Herderich, M. and Saha-Möller, C. R. Org. Lett. 2000, 2, 2773.

8. Synthesis of Silicon-Containing Alanines.

Sibi, M. P.; Harris, B.; Shay, J. J. and Hajra, S. Tetrahedron 1998, 54, 7221.

7. The Intermolecular -Coupling of Cyclic Enones with Activated Alkenes and Alkynes:

Unexpected-Alkoxy Elimination from a 4-Alkoxy-2-Alkyl-1-Hydroxy-Cyclopentyl Radical.

Pandey, G.; Ghorai, M. K. and Hajra, S. Tetrahedron Lett. 1998, 39, 8341.

6. A New Strategy for the Construction of Carbo- and Oxycycles by Intramolecular Reductive

Coupling of ,-Unsaturated Esters.

Pandey, G.; Ghorai M. K. and Hajra S. Tetrahedron Lett. 1998, 39, 1831.

5. Visible-Light Initied Photosensitized Electron Transfer (PET) Cyclization of Aldehydes and

Ketones to Tethered ,-Unsaturated Esters: Stereoselective Synthesis of Optically Pure C-

Furanoside.

Pandey, G.; Hajra, S.; Ghorai, M. K. and Ravi Kumar, K. J. Org. Chem. 1997, 62, 5966.

4. Designing of a Photosystem to Harvest Visible-Light to Electrons by Sequential Electron

Transfer Processes: Reversing the Reactivity Profiles of ,-Unsaturated Ketones as Carbon

Radical Precursor by One Electron Reductive -Activation.

Pandey, G.; Hajra, S.; Ghorai, M. K. and Ravi Kumar, K. J. Am. Chem. Soc. 1997, 119, 8777.

3. Designing of a Photosystem to Harvest Visible-Light to Electrons: Photosensitized one

Electron Redox Reactions in Organic Synthesis.

Pandey, G.; Hajra, S. and Ghorai, M. K. Pure & Appl. Chem. 1996, 68, 653.

2. Visible-Light Initiated Photosensitized Electron Transfer (PET) Reductive -Activation of

,-Unsaturated Ketones for Radical Cyclization: A New Concept in Promoting Radical

Reactions.

Pandey, G.; Hajra, S. and Ghorai, M. K. Tetrahedron Lett. 1994, 35, 7837.

1. A Novel Photosystem for Harvesting Visible-Light to Drive Photoinduced Electron

Transfer (PET) Reductions: -Activation of ,-Unsaturated Ketones for Radical Cyclization.

Pandey, G. and Hajra, S. Angew. Chem. Int. Ed. (Engl.), 1994, 33, 1169.

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Present Research Group

PhD students

Abhisek Mandal abhisek86o.chem@gmail.com

working on asymmetric synthesis of

biologically important gamma-butyrolactone

natural products

Md. Aziz md.azizchem@gmail.com

working on catalytic and enantioselective

addition of nitroalkanes to electron-defficient

alkenes towards synthesis of gamma-

lactumes and pyrrolidines

Md. Samim Akhtar samimakhtar00@gmail.com

working on catalytic asymmetric

aminolactonization and applications

11

Suhas Bhosale suhasraje2186@gmail.com

working on divergent asymmetric synthesis

of parachonic acids and sequiterpene lactones

from a common intermediate

Sujay Garai sujayiitdchem@gmail.com

working on catalytic enantioselective synthesis of gamma-butyrolactones and applications

Angshuman Chatterjee kgpchemist@gmail.com

working on catalytic diastereo- and

enantioselective synthesis of tri- and

tetrasubstituted pyrrolidines

Prosenjit Mahish prosenjitmahish@gmail.com

12

working on catalytic asymmetric

aminoarylation towards synthesis of

resveratrol based natural products

Susit Acharyya susit.acharyya@gmail.com

working on asymmetric domino reaction towards synthesis of complex natural products

Subrata Maity subratachemistry07@gmail.com

working NHC catalysis

Bibekanda Jana iitkgpbibek@gmail.com

13

Working on catalytic enantioselective dearomatization

of pyridine toward synthesis piperidine based

compounds

Alumni

Dr. Ananta Karmakar karmakar.ananta@gmail.com

Biocon Bristol-Myers Squibb Research

Centre

Dr. Manishabrata Bhowmick

manishabratab@gmail.com

Research Scientist at Organix Inc

Dr. Aswini Kumar Giri

Washington State University

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Dr. Biswajit Maji biswajit.maji1981@gmail.com

Assistant Professor

Department of Chemistry

Indira Gandhi National Tribal University

(IGNTU), Amarkantak

Dr. Debarshi Sinha ds.chem.org@gmail.com

Project Research Scientist at IISER Bhopal

Dr. Sukanta Bar sukantachem@gmail.com

Postdoctoral fellow at Israel Institute of

Technology

Dr. Sunit Hazra sunit16h@gmail.com

Asst. Prof. (on contract) at Central University

of Jharkhand