Department of Chemical & Biological Sciences

Head of Department

Dr. Gitish Kishor Dutta
Ph.D. IISc Bangalore




Dr. Paresh Nath Chatterjee Associate Professor

Ph. D, IIT Kharagpur

Research Interest

Method development for the synthesis of valuable synthetic intermediates and small organic molecules. Homogeneous Catalysis. Heterogeneous Catalysis. Synthesis of biologically relevant organic molecules. C-C bond breaking reactions. Activation of C-heteroatom bonds. Catalysis using organometallic complexes.

Education Qualification

Ph. D, IIT Kharagpur


International Journals:

  • G. Kalita, N. Deka, D. Paul, L. Thapa, G. K. Dutta,* P. N. Chatterjee*, Sulfonated tetraphenylethylene-based hypercrosslinked polymer as a heterogeneous catalyst for the synthesis of symmetrical triarylmethanes via a dual C–C bond-cleaving path, Synlett, 2021, 32 (03), 304-308.
  • D. Paul, P. N. Chatterjee*, Exploring the labile nature of 2,4,6-trimethoxyphenyl moiety in allylic systems under acidic conditions, European Journal of Organic Chemistry, 2020, 2020 (30), 4705-4712.
  • G. Kalita, D. Paul, S. Khatua, P. N. Chatterjee*, para?Toluenesulfonic acid catalyzed synthesis of indenes a tandem Friedel–Crafts alkylation/hydroarylation of tertiary propargylic alcohols with electron?rich arenes, Catalysis Letters, 2020, 150, 2132-2139.

  • D. Paul, A. Borah, S. Khauta, P. N. Chatterjee*, para-Toluenesulfonic acid-catalyzed, ultrasound-promoted, one-pot, three-component coupling of aldehydes, ?-dicarbonyls/amides, and electron-rich arenes, Asian Journal of Organic Chemistry, 2019, 8, 1870-1878.
  • M. L. Sawkmie, D. Paul, G. Kalita, K. Agarwala, P. K. Maji, P. N. Chatterjee*, Synthesis and characterization of active cuprous oxide particles and their catalytic application in 1,2,3-triazole synthesis via alkyne-azide cycloaddition reaction in water, Journal of Heterocyclic Chemistry, 2019, 56 (12), 3277-3288.
  • D. Paul, S. Khauta, P. N. Chatterjee*, A facile iron-catalyzed dual C–C bond cleavage: an approach towards triarylmethanes, New Journal of Chemistry, 2019, 43, 10056-10065.
  • Micky L. Sawkmie, D. Paul, S. Khatua, P. N. Chatterjee*, Active bismuth mediated allylation of carbonyls/N-tosyl aldimines and propargylation of aldehydes in water, Journal of Chemical Sciences, 2019, 131:51.
  • D. Paul, S. Rudra, P. Rahman, S. Khatua, M. Pradhan,* P. N. Chatterjee*, Synthesis and characterization of Pd-g-Fe2O3 nanocomposite and its application as a magnetically recyclable catalyst in ligand-free Suzuki-Miyaura reaction in water, Journal of Organometallic Chemistry, 2018, 871, 96-102.
  • P. N. Chatterjee*, D. Paul, M. L. Sawkmie, A. K. Sinha, S. Khatua, Synthesis, characterization of active Sn(0), and its application in selective propargylation of aldehyde at room temperature in water, Canadian Journal of Chemistry, 2019, 97 (1), 29-36.
  • D. Paul, S. Khatua, P. N. Chatterjee*, Iron-Catalyzed Tandem C-N and C–C bond Cleavage in Diaryl Methanamines: Use of Electron-Rich Arenes as Leaving Group to Generate Triaryl Methanes, ChemistrySelect, 2018, 3, 11649–11656.
  • D. Paul, P. N. Chatterjee*, A Facile Iron-Catalyzed Coupling of N-Activated Benzyl Amines with 1,3-Dicarbonyl Compounds through C-N Bond Cleavage, ChemistrySelect20183, 12150–12154.
  • A. K. Maity, P. N. Chatterjee, S. Roy*, Multimetallic Ir–Sn3 Catalyzed Substitution Reaction of pi-Activated Alcohols with Carbon and Heteroatom Nucleophiles, Tetrahedron, 2013, 69, 942-956.
  • P. N. Chatterjee, A. K. Maity, S. S. Mohapatra, S. Roy*, Aza-Friedel–Crafts Reaction of N-Tosyl Aldimines by Ir-Sn Heterobimetallic Catalyst: Synthesis of Diaryl amines and Triaryl methanes, Tetrahedron, 2013, 69, 2816-2826.
  • P. N. Chatterjee, S. Roy*, Allylic Activation across an Ir-Sn Heterobimetallic Catalyst: Nucleophilic Substitution and Disproportionation of Allylic Alcohol, Tetrahedron, 2012, 68, 3776-3785.
  • P. N. Chatterjee, S. Roy*, Alkylation of 1,3-Dicarbonyl Compounds with Benzylic and Propargylic Alcohols using an Ir-Sn Bimetallic Catalyst: Synthesis of Fully Decorated Furans and Pyrroles, Tetrahedron, 2011, 67, 4569-4577.
  • P. N. Chatterjee, S. Roy*, Propargylic Activation across a Heterobimetallic Ir-Sn Catalyst: Nucleophilic Substitution and Indene Formation with Propargylic Alcohols, Journal of Organic Chemistry, 2010, 75, 4413-4423.

International Conferences:

  • P. N. Chatterjee, S. Roy*, C-Arylation of N-Tosylaziridines and Epoxides by a Novel Ir-Sn Heterobimetallic Catalyst, International Conference on Green Chemistry: Catalysis, Energy and Environment, Period: January 22-24, 2015; Place: Goa University, Page 112.

National Conferences

  • P. N. Chatterjee, S. Roy*, Homogeneous Catalysis by an Ir-Sn Heterobimetallic Catalyst, Sustainable Chemistry: Frontiers and Challenges, Period: February 27 to March 1, 2014; Place: North Eastern Hill University, Shillong, Page 34-35.
  • P. N. Chatterjee, S. Roy*, Regioselective ring opening of N-tosyl aziridine with C-, S-, N- and O-nucleophiles by an Ir-Sn heterobimetallic catalyst, 8th Mid Year CRSI Symposium in Chemistry, Period: July 10-12, 2014; Place: CSIR-NEIST, Jorhat, Page 156.
  • P. N. Chatterjee, S. Roy*, Regioselective ring opening of N-tosyl aziridine with C-, S-, N- and O-nucleophiles by an Ir-Sn heterobimetallic catalyst, 51st Annual Convention of Chemists, Period: December 9-12, 2014; Place: Kurukshetra University, Page A1.
  • P. N. Chatterjee, S. Roy*, Electrophilic Activation by Ir-Sn Heterobimetallic Catalyst, Recent Development in Chemistry, Period: October 3-5, 2013; Place: NIT Durgapur, Page 51.
  • A. K. Maity, P. N. Chatterjee, S. Roy*, Synergism and Bimetallic Catalysis: En Route to C–O and C–N Bond Formation, Symposium on Inorganic Chemistry at Interface, Period: October 13-14, 2012; Place: IIT Kharagpur.
  • P. N. Chatterjee, S. Roy*, pi-Activation via Ir–Sn Catalysis & Routes to Decorated Indenes, Furans, Pyrroles, 6th Junior National Organic Symposium Trust Conference, Period: January 28–31, 2011; Place: University of Hyderabad.
  • P. N. Chatterjee, S. Khan, U. Bhakta, S. Chakrborty, S. Roy*, Novel Heterobimetallic Concept towards Organic Activation & Coupling: Oscillation between Goal & Serendipity, 11th CRSI National Symposium in Chemistry, Period: February 6-8, 2009; Place: National Chemical Laboratory, Pune.


Sl No.Author NameTitlePublisherISBN NoPagesYear
2P. N. Chatterjee, S. RoyBis(1,5-COD)diiridium(I) Dichloride-Tin(IV) ChlorideEncyclopedia of Reagents for Organic Synthesis, Paquette, L. A., Crich, D., Fuchs, P. L., Molander, G., Eds.; Wiley: New YorkNA903-905


Administrative Responsibilities

Faculty i/c of Students’ Affairs from 28/01/2013 to 20/07/2014.

Head of the Department, Department of Chemistry from 06/09/2013 to 02/09/2015.

Associate Dean (Student Welfare) from 21/07/2014 to 15/10/2015.

President, Student Activity Centre (SAC) from 26/06/2018-31/06/2021.

Chairman/Coordinator of M.Sc. Admissions Committee from 17/03/2017-31/12/2019.

Chairman of Students Disciplinary Committee & Anti-ragging Committee from 20/11/2015-16/07/2018.

M.Sc. Laboratory in-charge, Department of Chemistry from 09/01/2018-09/01/2019.

External member of Departmental Advisory Committee (DAC) of Civil Engineering Department from 16/03/2016-15/03/2017.

External member of Departmental Advisory Committee (DAC) of Mechanical Engineering Department from 16/03/2017-15/03/2018.

External member of Departmental Research Committee (DRC) of Mechanical Engineering Department from 21/03/2016 to 21/03/2017.

 Member of Departmental Research Committee (DRC), Chemistry Department from 02/04/2014-till date.

Convener of national symposium on Recent Trends in Chemical Sciences (RTCS) held during October 12-13, 2017 at NIT Meghalaya.

 Nodal Officer, Ek Bharat Sheshtra Bharat (EBSB) from 05/09/2018-31/06/2021.

 Local Coordinator of GIAN from 23/09/2015-till date.

Convener, Finance sub-committee, Convocation 2018.

Convener, Cultural sub-committee, Convocation 2018.

Convener, Scheduling & Monitoring sub-committee, Convocation 2017.

Convener, Students’ Award committee, Institute Day 2019.

Chairman, Selection Committee of President’s Gold Medal, Convocation 2015.

Member, Post-graduate Program Evaluation Committee (PGPEC) from 21/05/2018-21/05/2019.

Member, Departmental Faculty Advisory Committee (DFAC) from 24/04/2019-till date.

  • Chief Editor NITM Chronicle (e-newspaper of NIT Meghalaya) from 18/02/2019-18/02/2020.
  • Member, Post-graduate Program Evaluation Committee (PGPEC) from 11/08/2021-till date.
  • Member, Institute Faculty Advisory Committee (IFAC) from 17/09/2021-till date.
  • Organizing Secretary (Finance) of national conference on Recent Advances in Chemistry (RAC) held during 14-15 October 2019 at NIT Meghalaya.

Courses Taught

Previous/Other Semester/Year

  • Engineering Chemistry, Spring Semester, 2013
  • Engineering Chemistry, Autumn Semester, 2013
  • Environmental Science, Spring Semester, 2014
  • Engineering Chemistry, Autumn Semester, 2014
  • Organic Chemistry I, Autumn Semester, 2015
  • Organic Chemistry Laboratory, Autumn Semester, 2015
  • Analytical Techniques in Chemistry, Autumn Semester, 2015
  • Engineering Chemistry, Autumn Semester, 2015
  • Engineering Chemistry, Spring Semester, 2015
  • Engineering Chemistry, Spring Semester, 2016
  • Organic Chemistry II, Spring Semester, 2016
  • Molecular Spectroscopy, Spring Semester, 2016

Previous Profession Experiences

  • Designation: Research Chemist
    Organization: Chembiotek Research International Pvt. Ltd., Kolkata
    Period: July 15, 2005 to May 30, 2006
  • Designation: Assistant Professor
    Organization: Techno India, Kolkata
    Period: April 28, 2012 to December 22, 2012

Sponsored Research Projects

Title:             Transition metal catalyzed cleavage of carbon-carbon bonds: synthetic, mechanistic and theoretical studies

Duration:     2015-2018 (Completed)

Amount:      Rs. 24,70,000/-

Role:            PI

Title:             Development of 3-D supramolecular structure-based optoelectronic materials towards photovoltaic devices

Duration:     2015-2018 (Completed)

Amount:      Rs. 27,65,560/-

Role:             Co-PI


Title:             Assessment of climate change impact on soils and various water basins of Meghalaya using existing and newer techniques

Duration:     2019-2022 (Ongoing)

Amount:      Rs. 66,45,175/-

Role:   PI

Confernce/Workshop/Seminar Attended

1.          Paresh Nath Chatterjee, S. Khan, U. B. Bhakta, S. Chakraborty and S. Roy*

Novel heterobimetallic concept towards organic activation & coupling: oscillation between goal & serendipity

6th One Day National Symposium in Chemistry at Indian Institute Technology, Kharagpur, India, November 8, 2008 (Poster presentation).

2.      Paresh Nath Chatterjee, S. Khan, U. B. Bhakta, S. Chakraborty and S. Roy*

Novel heterobimetallic concept towards organic activation & coupling: oscillation between goal & serendipity

11th CRSI National Symposium in Chemistry at National Chemical Laboratory, Pune, India, February 6-8, 2009 (Poster presentation).

3.      Paresh Nath Chatterjee, Sujit Roy*

pi-Activation via Ir-Sn catalysis & routes to decorated indenes, furans, pyrroles

6th Junior National Organic Symposium Trust Conference at University of Hyderabad, Hyderabad, India, January 28-31, 2011 (Oral presentation).

4.      Arnab Kumar Maity, Paresh Nath Chatterjee, Manish Bhattacharjee and Sujit Roy*

Synergism and bimetallic catalysis: en route to C-O and C-N bond formation

Symposium on Inorganic Chemistry at Interface (In honour of Prof. Mihir Kanti Chaudhuri on the occasion of his 65th birthday) at Indian Institute Technology, Kharagpur, India, October 13-14, 2012 (Poster presentation).

5.       Paresh Nath Chatterjee, Sujit Roy*

Electrophilic activation by Ir-Sn heterobimetallic catalyst

Recent Development in Chemistry 2013 at National Institute of Technology Durgapur, Durgapur, October 3-5, 2013 (Oral presentation).

6.      Paresh Nath Chatterjee, Sujit Roy*

Homogeneous catalysis by an Ir-Sn heterobimetallic catalyst

Sustainable Chemistry: Frontiers and Challenges 2014 at North Eastern Hill University, Shillong, INDIA, February 27 to March 1, 2014 (Poster presentation).

7.       Paresh Nath Chatterjee, Sujit Roy*

Regioselective ring opening of N-tosyl aziridine with C-, S-, N- and O-nucleophiles by an Ir-Sn heterobimetallic catalyst

8th Mid-Year CRSI National Symposium in Chemistry at CSIR-North East Institute of Science & Technology, Jorhat, INDIA, July 10-12, 2014 (Poster presentation).

8.       Paresh Nath Chatterjee*

Regioselective ring opening of N-tosyl aziridine with C-, S-, N- and O-nucleophiles by an Ir-Sn heterobimetallic catalyst

51st Annual Convention of Chemists organized jointly by Indian Chemical Society & Kurukshetra University, Kurukshetra, December 9-12, 2014 (oral presentation).

9.      Paresh Nath Chatterjee*

pi-Activation via Ir–Sn catalysis & route to decorated indenes, furans and pyrroles

National Seminar on Exploring Recent Advances in Chemistry in Service for Mankind at Shillong College, Shillong, Meghalaya, July 30-31, 2015 (Oral presentation).

10.     Paresh Nath Chatterjee*

C-Arylation of N-tosyl aziridines & epoxides by a novel iridium-tin heterobimetallic catalyst

International Conference on Green Chemistry: Catalysis, Energy and Environment at Goa University, Goa, INDIA, January 22-24, 2015 (Poster presentation).

11.     Paresh Nath Chatterjee*

Catalysis across Ir-SnCl3 motif

National Symposium in Advances in Chemical Sciences at Assam University, Silchar, INDIA, January 11-12, 2017 (Oral presentation).

12.     Paresh Nath Chatterjee*

1,3,5-Trimethoxybenzene: an unusual leaving group in organic synthesis

International Conference on Organometallics and Catalysis at Holiday Inn Resort, Goa, INDIA, December 13-16, 2018 (Poster presentation).

13.    Paresh Nath Chatterjee*, D. Paul

PTSA catalyzed, ultrasound mediated, one-pot three-component coupling of aldehydes, beta-dicarbonyls/amides and electron-rich arenes

20th Tetrahedron Symposium at Bangkok, THILAND, June 18-21, 2019 (Poster presentation).

14. Workshop on Promoting Excellence in Research Among NITs through e-Journals sponsored by TEQIP Phase II during July 12-13, 2013 at NIT Warangal.

15. National Workshop on Hostel Management in Centrally Funded Technical Institutions during April 9-10, 2014 at IIT Madras.

16. 22nd Conference of National Magnetic Resonance Society (NMRS 2016) organized by Department of Chemistry, IIT Kharagpur during February 18-21, 2016.

17. Workshop on Outcome Based Accreditation (Challenges & Opportunities) sponsored by TEQIP III during September 22-23, 2018 at NIT Meghalaya.

Professional Membership

  1. Life member of Chemical Research Society of India (Membership no. LM 1626)
  2. Life member of Association of Chemistry Teachers (Membership no. 1271)
  3. Life member of the Indian Science Congress Association (Membership no. L23964)
  4. Life member of Indian Chemical Society (Fellowship no. F/8127)

Awards & Recognitions

Sl No.Award DetailsYear
1Prof. A. K. Dey Memorial Award from Indian Chemical Society, Kolkata


Invited Talks Delivered

Sl. No.Name of the Seminar/ConferenceOrganized byDate
1One Day National Webinar on “New Horizons of Chemistry-2”
Bidhan Chandra College, Asansol, West Bengal
2Advancements of Molecular World: Materials & Catalysis
Department of Chemistry, NIT Surathkal
357th Annual Convention of Chemists (ACC), 2020 and International Conference on Recent Trends in Chemical Sciences (RTCS - 2020)
Department of Chemistry, Jadavpur University & Indian Chemical Society
4Recent Trends in Chemical Sciences
Department of Chemistry, NIT Manipur
5One Day National Level Webinar on “Exploring Recent Advancement in Organic and Environmental Chemistry: Scope & Prospect”
Dinabandhu Mahavidyalaya, Bongaon, West Bengal
6Current Trends in Chemical & Material Sciences
Kazi Nazrul University, Asansol, West Bengal
7National Seminar and Discussion Meeting on 150th Anniversary of Periodic Table (NSDPT 2020)
Department of Chemistry, NEHU, Shillong, Meghalaya
8National Symposium on Recent Trends in Chemistry
Department of Chemistry, NEHU, Shillong, Meghalaya
9National Seminar on Frontiers in Chemical Sciences (NSFCS-2018)
Triveni Devi Bhalotia College, (TDB College), Raniganj, West Bengal

Ph.D. Students

Past Members

Dr. Micky Lanster Sawkmie (PhD degree awarded on 28/09/2020)

Dr. Dipankar Paul (PhD degree awarded on 10/09/2021)

Current Members

Ms. Gitumoni Kalita (2018- present): Full-time Scholar

Ms. Rishika Chakraborty (2018-present): Full-time Scholar [Co-Supervisor - Dr. Mukul Pradhan, NIT Warangal]

Mr. Maniklal Ghosh (2019-present): Sponsored Part-time Scholar [Co-supervisor - Dr. Malay Kumar Pradhan, General Manager (F&B), OSDMA, Govt. of Odisha]

M.Sc. Project Students

Past M.Sc. Project Students

Mr. Sharat Sharma (2016-2017) [Pursuing PhD at NIT Meghalaya]

Mr. Shubhankar Barman (2016-2017)

Ms. Gitumoni Kalita (2016-2017) [Pursuing PhD at NIT Meghalaya]

Mr. Nazir Uddin (2017-2018) [Pursuing PhD at NIT Meghalaya]

Ms. Parbin Rahman (2017-2018)

Mr. Apurba Borah (2018-2019) [Pursuing PhD at NIT Warangal]

Ms. Khushboo Agarwala (2018-2019) [Pursuing PhD at NIT Warangal]

Mr. Bikash Jyoti Tamuly (2019-2020)

Ms. Geetanjali Basumatary (2019-2020)

Mr. Hridoy Jyoti Bora (2019-2020) [Pursuing PhD at IASST, Guwahati]

Mr. Abhishek Kumar Kasaudhan (2020-2021)

Ms. Deepthy Devassy (2020-2021)

Ms. Pranjana Saikia (2020-2021)

Current M.Sc. Project Student(s)

Mr. Satyapriya Maharana (2021-present)