
Suman Ray
Assistant Professor

About-
Synthetic Organic Chemistry
Visible light mediated photocatalytic transformations;
Electrochemical Synthesis: Organic synthesis using electricity;
Construction of C-C and C-Heteroatom bond without using transition metals.
Candidates interested to work in synthetic organic chemistry, catalysis, and organic materials are highly encouraged to apply. For any informal queries contact directly through email.
Qualifications+
Biography+
Research / Administrative Experience+
Synthetic Organic Chemistry & Catalysis:
Organic Electronics, Organic Materials:
Single molecule conductance measurement of organic molecular wire through Scanning Tunneling Microscope break junction (STM-BJ) technique
Organic biradical and polyradical; synthesis, exploration of properties and applications
Organic Field Effect Transistor (OFET)
Teaching / Other Experience+
Post Graduate Supervision+
PhD Students Details:
1. Dr. Partha Das (Degree awarded, 2021-2025; Assistant Teacher at Central Govt. School)
2. Aritra Mondal (2024-present)
3. Sunanda Mondal (2024-present)
MSc Students Details
1. Souvik Mondal (PhD, JNCASR)
2. Anindita Dey (PhD, IICB Kolkata)
3. Purabi Sarkar (PhD, Hyderabad, NET Rank 30)
4. Anjar Hossain
5. Aritra Mondal (PhD, Presidency University)
6. Sunanda Mondal (PhD, Presidency University)
7. Rajat Nandi (Working at Chembiotek)
8. Subhajit Goswami
9. Bidisha Maity
10. Ankit Paul
11. Ayan Hazra (Cureent Student)
12. Suneet Sarkar (Cureent Student)
13. Sagnik Chakraborty (Asutosh College, Cakcutta University)
14. Aishi Acharya (Currently Working)
15. Arshia Dey Roy (Currently Working)
BS Students Details
1. Soumya Sundar Bhattacharya (Pursuing MSc at Indian Institute of Technology, KGP)
2. Snehasis Das (Pursuing MSc at Indian Institute of Technology, Guwahati)
3. Anushka Phouzder (Pursuing MSc at Indian Institute of Technology, Guwahati)
4. Amit Kr Das (Pursuing MSc at Indian Institute of Technology, Dhanbad)
5. Adrit Chatterjee (From IISER, Bhopal)
6. Jahanavi Mahajan (Worked as IASc-NASI-INSA Fellow, from Guru Nanak Dev University, Amritsar)
7. Subarna Ghosh (Asutosh College, Calcutta University)
8. SRAYASHI MONDAL (IISER, Berhampur).
9. Antaripa Saha (Adamas University)
10. Koyel Maiti (Adamas University)
Academic Memberships+
Member of American Chemical Society.
Publications+
Selected Recent Publications.
22) A Transition Metal Free C-H Functionalization Protocol Affording 5-Hydroxy-Pyrrolidinone Derivatives
Aritra Mondal, Sunanda Mandal, Suman Ray*.
Manuscript Under Preparation, 2025.
21) Transition Metal Free Selective Oxidation of Heterobenzylic C-H Bond in Presence of Other Oxidizable C-H
Partha Das, Sunanda Mandal, Souvik Mondal, Suman Ray*.
Under Revision, 2025.
20) A Completely Metal-Free Protocol for Oxidative Desulfitative C-N Coupling Reaction in Non-Basic Condition.
Partha Das, Souvik Mondal, Subhajit Goswami, Aritra Mondal, Paramita Das, Suman Ray*.
Chemistry - An Asian Journal, 2025, e202401575. (Considered as Very Important Paper by the Journal).
(Impact Factor 4.1)
19) A Brief Review on Different Reactions of Rhodanine.
Paramita Das*, Suman Ray.
J. Het. Chem, 2025, 62, 78-98.
(Impact Factor 2.0)
18) Visible-Light-Mediated Oxidative Desulfurization-Oxygenation in Cyclic Thio-Amide.
Partha Das, Paramita Das, Souvik Mondal, Suman Ray*
ChemistrySelect, 2024, 9, e202303973.
(Impact Factor 2.1)
17) Ag nanoparticles immobilized over highly porous crystalline organosilica for epoxidation of styrene using CO2 as oxidant
Sauvik Chatterjee, Surajit Das, Piyali Bhanja, Erakulan E.S., Ranjit Thapa, Santu Ruidas, Sayantan Chongdar, Suman Ray, AsimBhaumik
Journal of CO2 Utilization, 2022, 55, 101843.
(Impact Factor 8.321)
16) "Green synthesis of C5–C6-unsubstituted 1,4-DHP scaffolds using an efficient Ni–chitosan nanocatalyst under ultrasonic conditions"
Soumyadip Basu, Sauvik Chatterjee, Suman Ray, Suvendu Maity, Prasanta Ghosh, Asim Bhaumik, Chhanda Mukhopadhyay*
Beilstein J. Org. Chem. 2022, 18, 133–142.
(Impact Factor 2.544)
15) "Voltage-Induced Single-Molecule Junction Planarization"
Yaping Zhang, E-Dean Fung, Tianren Fu, Suman Ray, E-Dean Fung, Marc H. Garner, Anders Borges, Michael L. Steigerwald, Satish Patil, Gemma Solomon*, Latha Venkataraman*
Nano Letters, 2021, 21, 673–679.
(Impact Factor 11.283)
14) "Diastereoselective trans Cyclopropanation of 3-alkylidene oxindoles with in situ generated α-diazocarbonyls or α,β-unsaturated diazo compounds"
Synthesis, 2021, DOI: 10.1055/a-1384-1967.
(Impact Factor 2.675)
13) “Ultrasound?Assisted Expeditious Catalyst?Free Green Approach towards Diastereoselective Synthesis of Spiro[indoline?3,2′?pyrido[2,1?b][1,3]oxazine]?3′,4′?dicarboxylate Scaffolds”
Kajal Mal, Dr. Suman Ray, Dr. Suvendu Maity, Dr. Khondekar Nurjamal, Dr. Prasanta Ghosh, Prof.?Dr. Goutam Brahmachari, Prof. Dr. Chhanda Mukhopadhyay*
ChemistrySelect, 2021, 6, 1263-1270.
(Impact Factor 2.1)
12) ''Giant Photoconductance and Fermi Level Pinning induced by doping in Air Stable N-type Organic Semiconductor''
Shikha Sharma, Samrat Ghosh, Tanweer Ahmed, Suman Ray, Saurav Islam, Ulrike Salzner, Arindam Ghosh, Shu Seki, Satish Patil*
ACS Applied Electronic Materials, 2020, 2, 66-73.
(Impact Factor 4.494)
11) “One pot synthesis of densely substituted 1,2,3,4-tetrahydro-1,6-naphthyridine mediated by isocyanide assisted reduction of C-C double bond”
Paramita Das,* Suman Ray, Rupak Saha, Prof. Chhanda Mukhopadhyay*
ChemistrySelect, 2020, 5, 3581-3585.
(Impact Factor 2.1)
10) “Electrochemical Stability and Ambipolar Charge Transport in Diketopyrrolopyrrole-based Organic Materials”
Suman Ray, Julianna Panidi, Tushita Mukhopadhyay, Thomas Anthopoulos, Ulrike Salzner, Satish Patil*,
ACS Applied Electronic Materials, 2019, 1, 2037-2046.
(Impact Factor 4.494)
9) “UV-Ozone Modified Sol-Gel Processed ZnO for Improved Diketopyrrolopyrrole-Based Hybrid Photodetectors”
Alec Pickett, Aiswarya A. Mohapatra, Suman Ray, Christopher Robledo, Kartik Ghosh, Satish Patil, and Suchismita Guha*.
ACS Applied Electronic Materials, 2019, 1, 2455-2462.
(Impact Factor 4.494)
8) “Air Stable Diketopyrrolopyrrole-based Electron Transport Layer for Inverted Perovskite Solar Cells”
Shikha Sharma, Nobuya Sakai, Suman Ray, Henry Snaith, Satyaprasad Senanayak, Henning Sirringhaus, Henry Snaith, Satish Patil*, Solar Energy, 2019, 186, 9-16.
(Impact Factor 7.188)
7) “Interfacial Effects of UV-Ozone Treated Sol-Gel Processable ZnO for Hybrid Photodetectors and Thin Film Transistors”
Alec Pickett, Aiswarya A. Mohapatra, Suman Ray, Christopher Robledo, Kartik Ghosh, Satish Patil, and Suchismita Guha, MRS Advances (Cambridge Core), 2019, 1-8; doi:10.1557/adv.2019.298.
6) “Resonant Transport in Single-Diketopyrrolopyrrole Junctions “
Yaping Zhang$, Suman Ray$, E-Dean Fung, Anders Borges, Marc H. Garner, Michael L. Steigerwald, Gemma Solomon*, Satish Patil*, Latha Venkataraman*,
Journal of the American Chemical Society, 2018, 140, 13167–13170.
$These two authors contributed equally.
(Impact Factor 14.357)
5) “Synthesis and characterization of quinoidal Diketopyrrolopyrrole derivatives with exceptionally high electron affinities“
Suman Ray, Shikha Sharma, Ulrike Salzner and Satish Patil*, J. Phys. Chem. C, 2017, 121, 16088-16097.
(Impact Factor 4.536)
4) “Exploitation of Dual Character of CN Moiety in the Synthesis of Uniquely Decorated 3H-Pyrroles: A Rare Observation”
Paramita Das, Suman Ray, and Chhanda Mukhopadhyay*, Organic Letters, 2013, 15, 5622. (Impact Factor 6.364, ISSN: 1523-7060)
3) “A new MCM-41 supported HPF6 catalyst for the library synthesis of highly substituted 1,4-dihydropyridines and oxidation to pyridines: report of one-dimensional packing towards LMSOMs and studies on their photophysical properties”
Suman Ray, Mike Brown, Asim Bhaumik, Arghya Dutta and Chhanda Mukhopadhyay*, Green Chemistry, 2013, 15, 1910.
(Impact Factor 9.125, ISSN: 1463-9262)
2) “A Serendipitous Observation of Liquid Phase Size Selectivity inside Mesoporous Silica Nanoreactor in the Reaction of Chromene with Formic Acid”
Paramita Das, Suman Ray, Piyali Bhanja, Asim Bhaumik and Chhanda Mukhopadhyay*, ChemCatChem, 2018, 10, 2260-2270.
(Impact Factor 4.803)
1) “Diketopyrrolopyrrole Based Derivative for Non-Aqueous Redox Flow Battery”
Shikha Sharma, Rathod Suman, Suman Ray, Nagaphani Aetukuri, Ashok Kumar Shukla and Satish Patil*,
The Electrochemical Society (ECS), 2019, MA2019-01 449.
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