Invited Talks
65. Invited talk in Conference on Catalysis in Synthesis” (CiS - 2026) organized by Department of Chemistry & Chemical Biology, IIT(ISM) Dhanbad, during 13-14th March, 2026.
64. Invited talk in International Conference on Chemistry for Human Development (ICCHD-2026) Jointly organized by Professor Asima Chatterjee Foundation Kolkata, University of Calcutta, and Biswa Bangla Biswabidyalay at Science College, University of Calcutta, Kolkata, India during 10–12th January, 2026.
63. Invited talk in National Conference on “Chemistry for Sustainable Future (CSF-2025)” and “39th Annual conference of Orissa Chemical Society” organized by NIT, Rourkela during 21st - 23rd December, 2025.
62. Invited talk in International Conference on 2025 Carbon Neutrality Conference organized by Fuzhou University, China during 7-10 November, 2025 (Online).
61. Invited talk in International Conference on 2025 Carbon Neutrality Conference organized by Fuzhou University, China during 7-10 November, 2025 (Online).
60. Invited talk in International Conference on Photochemistry and Industry, 2025 at Wuhan, China during 10-13 October, 2025.
59. Refresher Course in Chemistry as a Resource Person organized by HRDC, Calcutta University during September 9– September 19, 2025 (‘Recent Perspectives in Chemical Science’ on 10th September, 2025.
58. Invited talk in National Seminar on Recent Advancement in Chemistry: From Molecule to Material (RACMM-2025) organized by the Department of Chemistry, Sidho-Kanho-Birsha University Purulia on 07 May, 2025.
57. Invited talk at NOST-OCC-2025 in Agra during 3-6 March, 2025.
56. Invited talk in 61st Annual Convention of Chemists (ACC) by Indian Chemical Society (ICS) JECRC University, Jaipur during 19-21 December, 2024.
55. Invited talk in International Symposium on C-H Activation (ISCHA-7) at IIT Bombay during December 6-9, 2024.
54. Invited talk in the International Conference on Photochemistry and Industry, 2014 at Wuhan, China during 11-14 October, 2024.
53. Invited talk in the International seminar on “CURRENT TRENDS IN GREEN CHEMISTRY” organized by the Department of Chemistry, Bhatter College, Dantan, WB on 16.09.2024.
52. Invited talk at International Conference on Recent Advances on Green Catalysis and Drug Discovery (ICRAGCDD 2024) organized by Akal University, Punjab during 4-6th September 2024.
51. Invited talk at Conference on Recent Trends in Chemical Science and Technology (RTCST) organized by the Department of Chemistry, Indian Institute of Technology Patna, on the 1st and 2nd of March, 2024.
50. Invited talk at the Frontier Symposium in Chemistry FS-CHM 2024, organized by IISER Thiruvananthapuram from 19-21 January, 2024.
49. Invited talk at the Frontiers in Organic Chemistry Symposium-V, organized by the Biocon Bristol Myers Squibb R & D Center (BBRC) in Bangalore on September 12th, 2023.
48. Invited talk in International Conference on "Recent Advances on Green and Sustainable Developments (RAGSD 2023 organised by the Department of Chemistry, Akal University during 6-8th September, 2023.
47. 59th Annual Convention of Chemists (ACC) by Indian Chemical Society (ICS) at Department of Chemistry and Chemical Biology, Indian Institute of Technology (ISM) Dhanbad.during December 16 – 18, 2022.
46. Invited talk at Department of Chemical Sciences, Indian Institute of Science Education and Research Kolkata on 31st August, 2022.
45. International webinar on "Recent trends in photochemistry" in St. Joseph’s College (Autonomous), Karnataka, India on 14th May, 2022.
44. Symposium on the Emerging Topics in the Interdisciplinary and Applied Sciences in IACS, Kolkata during March 25-26, 2022.
43. International Webinar on “Modern Synthetic Methodologies for Creating Drugs and Functional Materials (MOSM2021)” in Yekaterinburg, Russia during November 8-12, 2021.
42. International Webinar on “Modern Trends in Chemical and Material Sciences (MTCMS-2021)” by Department of Chemistry, ICFAI University Tripura during September 20-24, 2021.
41. Refresher Course in Chemistry as a Resource Person organized by HRDC, Guru Ghasidas Vishwavidyalaya, Bilaspur during August 23 – September 4, 2021
40. Refresher Course in Chemistry (Theme: Recent Advances in Chemistry) as a Resource Person organized by HRDC, Calcutta University during March 16 – March 31, 2021.
39. International Webinar on “The Present and Future of Excellence in Organic Synthesis (PFEOS-2021)” by Department of Chemical Sciences, Tezpur University during January 8-9, 2021.38.
38. International Webinar on 57th Annual Convention of Chemists (ACC) by Indian Chemical Society (ICS) in IISER, Kolkata during 27th to 29th December, 2020.
37. International Webinar on “Modern Synthetic Methodologies for Creating Drugs and Functional Materials (MOSM2020)” in Yekaterinburg, Russia during November 16-20, 2020
36. Webinar entitled “Concepts in Organic & Medicinal Chemistry” at National Institute of Technology, Manipur during 6-10 November, 2020.
35. International Webinar on Frontiers in Chemistry organized by Dept of Chemistry, North Bengal University on 1st October, 2020.
34. International Webinar on New Horizons in Chemistry (IWNHC 2020) organized by Dept of Chemistry, Bankura University during 22-24 August, 2020.
33. International Conferences on Emerging Trends in Catalysis & Synthesis organized by Dept of Chemistry, IIT-Kharagpur during 11-12 March, 2020.
32. International Conferences on Chemistry for Human Development (ICCHD-2020) organized by PACF, University of Calcutta and HIT, Kolkata during 9-11 January,2020.
31. International Seminar (ICBS-2020) on Innovation, Expansion, Impacts and Challenges in Chemical and Biological Sciences organized by Surendranath College, Calcutta university during 8-9 January, 2020.
30. National Seminar on Emerging Trends in Chemical Sciences organized by Jadavpur University on January 07, 2020
29. Recent Advances in Organic and Bioorganic Chemistry (RAOBC) organic by the Dept of Chemical Sciences, IISER Mohali in association with RSC during March 22-24, 2019.
28. International Conference on Chemical & Biological Sciences in Drug Discovery-2019 in The Dept of Chemistry, Berhampur University, Odisha during March 8-10, 2019
27. International Conference on Chemical & Biological Sciences in Drug Discovery-2019 in The Dept of Chemistry, Berhampur University, Odisha during March 8-10, 2019
26. Key note-speaker in International symposium on Modern Synthetic Methodologies for the Creation of Drugs and Functional Materials (MOSM 2018) at Ural Federal University, Yekaterinburg, Russia during Nov 15-17, 2018
25. Dept of Chemistry, Kyoto University (Yoshida), Japan on 02-08-2018
24. Dept of Chemistry, Kyushu University, Japan on 27-07-2018
23. Dept of Chemistry, Tokyo University, Japan on 20-07-2018
22. Dept of Chemistry, Kanagawa University, Japan on 19-07-2018
21. Dept of Chemistry (ICR), Uji, Kyoto University, Japan on 10-07-2018
20. 22nd CRSI Symposium in Chemistry organized by Pt. Ravishankar Shukla University, Raipur during 2-4th Feb., 2018
19. International symposium on Material Chemistry for Better Tomorrow organized by Dept of Chem., Asutosh College, Calcutta University on 7th November, 2017
18. International symposium on Chemical Science organized by Dept of Chem., Burdwan Raj College, Burdwan University on 10th October, 2017
17. National Symposium on Emerging Trends in Chemical Science organized by Dept of Chem., University of Kolkata on 30th March, 2017.
16. National Conference on New Frontiers in Chemistry organized by Department of Chemistry, BITS Goa during January 28-19, 2017
15. National Conference on Organic Chemistry in Sustainable Development organized by BITS, Pilani during August 29-30, 2016
14. National seminar on Current Perspective in Chemical Research organized by Dept. of Chemistry, University of Calcutta on 30th March, 2016.
13. National seminar on Current Perspective in Chemical Research organized by Dept. of Chemistry, University of Calcutta on 30th March, 2016.
12.“Professor D.K. Banerjee Memorial Lecture Award” of the Dept of Org. Chem., IISc in 2015 on 19th January, 2016.
11. 52nd Annual Convention of Chemists during December 28-30, 2015 coordinated by the Indian Chemical Society in JECRC, University, Jaipur, Rajasthan
10. Indian Chemical Society in JECRC, University, Jaipur, Rajasthan XVII-Organic Chemistry Conference organized by NOST during October 27-30, 2015, at Hotel Le Meridien, Jaipur.
9. National Seminar on Green Chemistry organized by Gushkara Mahadidyalay, Burdwan University, WB on 22th March, 2015.
8. National Symposium on Current Trends in Synthetic Organic Chemistry organized by Dept of Chem.,IIT Kharagpur on 13th Jan, 2015.
7. National Symposium on Frontiers in Chemical Sciences (FICS-2014) during December 04-06, 2014 Organized by Dept of Chemistry, IIT-Guwahati, Guwahati.
6. National Symposium on Transcending Frontiers in Organic Chemistry (TFOC-2014) during October 9-11, 2014 Organized by CSIR-NIIST, Trivandrum.
5. National Seminar on Chromatography organized by Dept of Chemistry, P K College, Contai, WB on 24 July, 2014.
4. International Conference on Harnessing Natural Resources for Sustainable Development during January 29-31, 2014, Cotton College, Guwahati.
3. National Seminar on Organocatalysis during March 23-24, 2013 organized by Dept of Chemistry, P K College, Contai, WB.
2. National Seminar on Green Chemistry during February 1-2, 2013 organized by Dept of Chemistry, Panchakot Mahavidyalay, Purulia, WB
1. National Workshop on Green Chemistry during December 27-28, 2012 organized by Dept of Chemistry, Sripat Singh College, Murshidabad, WB.