Associate Professor
Chemistry
Homogeneous Catalysis, Heterogeneous Catalysis and Photocatalysis
Organometallic Chemistry and small molecule activation (CH4, CO2, etc.). Design and synthesis of new catalysts for industrial application Homogeneous/Heterogeneous Catalysis and Photocatalysis. High Pressure Chemistry (Hydrogenation, Carbonylation, etc.). Development of Efficient Process for the utilization of Renewable Resources (Biomass, alcohol, etc.)
PhD (Organometallic Chemistry), Department of Chemistry, Indian Institute of Technology Roorkee
Master of Science (M.Sc. in Applied Chemistry), Ramakrishna Mission Vidyamandira
Bachelor of Science (B.Sc. in Chemistry), University of Calcutta
Ph.D
PG
Maji, A.; † Singh, O.;† Chauhan, R.;† Kumari, S.;† Ghosh, K. Ni-Catalyzed Synthesis of Trisubstituted Hydrazones via Cascade Dehydrogenative Coupling of Alcohol J. Org. Chem., 91, 6850–6864. †Contribute Equally
Kumari, S.; Maji, A.; Chauhan, R.; Chaudhary, V. K.; Saini, R.; Singh, U. P.; Ghosh, K. Sustainable Multicomponent Synthesis of Benzoxazoles from Alcohols and Aldehydes Catalyzed by Copper Catalysts Asian J. Org. Chem. 2025, 14, e00572.
Maji, A.; Kumari, S.; Chauhan, R.; Singh, O.; Ghosh, K. Synthesis of Pyrimidines and 1,3,5-Triazines via Cobalt-Catalyzed Dehydrogenative Coupling in Air Asian J. Org. Chem. 2025, 14, e00578.
Maji, A.; Singh, O.; Sharma, K.; Kumari, S.; Ghosh, K. Well Defined Phosphine Free Ni-Catalyzed Dehydrogenation of Secondary Alcohols for the Synthesis of Ketones and Ketazines Chem. Asian J. 2024, 19, e202400818.
Maji, A.; Yadav, A.; Sharma, S.; Saini, R.; Singh, A.; Mohanty, A.; Nandi, C. K.; Ghosh, K. One Pot Synthesis of 1, 2-Dihydro [1,2,4] Triazinium Salt by Copper Assisted Unprecedented Cyclization Reaction: Applications in DNA and Protein Interaction Studies ChemPlusChem 2024, 89, e202400219.
Sau, A.; Mahapatra, D.; Maji, A.; Dey, S.; Roy, A.; Kundu, S. Methyl Formate, an Alternative Transfer Hydrogenating Agent for Chemoselective Reduction of N -Heteroarenes and Azoarenes. Org. Lett. 2024, 26, 4486–4491.
Mandal, A.; Pradhan, M.; Maji, A.; Debnath, R.; Kundu, S. Nanoparticles of Cobalt for the Reversible (De)Hydrogenation and Oxidative Dehydrogenation of N -Heterocycles under Mild Conditions ACS Appl. Nano Mater. 2024, 7, 10182–10193.
Kumari, S.; Maji, A.; Chauhan, R.; Chaudhary, V. K.; Kush, T.; Joshi, M.; Choudhury, A. R.; Ghosh, K., Dehydrogenative N-N Coupling and Facile Synthesis of Cobalt Complexes Supported by Tetrazene Based Ligand: Synthesis of Quinolines and Quinazolinones via Activation of Alcohols. Eur. J. Org. Chem. 2024, 27, e202400051.
Jeevanandham, S.; Maji, A.; Acharya, A.; Kumari, N.; Gu, B. S.; Yoon, Y.; Choi, H. C.; Kumar, A.; Lee, I. S., Electrochemical Ultrathin Metal Atomic Layer Deposition for Silica Microenvironment Assisted Cu Based Catalysis. Adv. Funct. Mater. 2024, 34, 2311752.
Singh, A.; Singh, O.; Maji, A.; Singh, S.; Singh, N.; Maji, P. K.; Ghosh, K., Catalytic Transfer Hydrogenation of Substituted Nitro-Aromatics through in-Situ Generated Co(0) Nanoparticle from Co(II) Complexes Supported by Pentadentate Ligands. Mol. Catal. 2024, 555, 113835.
Singh, O.; Singh, A.; Maji, A.; Chauhan, R.; Gupta, P.; Ghosh, K. Crystal Structure of a Phenoxyl Radical Complex Relevant to the Metal Site of the Galactose Oxidase Enzyme: A Facile One-Pot Synthesis, Evidence for Hydrogen Atom Transfer and DNA Cleavage via Self-Activation. Dalton Trans. 2024, 53, 986–995.
Maji, A.; Gupta, S.; Panja, D.; Sutradhar, S.; Kundu, S. Hydrogenation of N -Heterocycles by a Well-Defined Phosphine Free Manganese Catalyst Using Ammonia Borane. Organometallics 2023, 42, 3385–3396.
Gupta, S.; Dey, S.; Maji, A.; Panja, D.; Sinha, A.; Sau, A.; Kundu, S. CuO NPs Catalyzed Selective Valorization of Vicinal Glycols to 2-Hydroxy Carboxylic Acids via Dehydrogenation Strategy. ACS Sustain. Chem. Eng. 2023, 11, 17930–17940.
Singh, A.; Boro, B.; Maji, A.; Singh, O.; Singh, S.; Singh, U. P.; Ghosh, K., Design and Synthesis of Dinuclear Cobalt(II) Complexes Derived from Strong pi-Acidic Ligands: Crystal Structure and Studies on the Oxidation of sp3 C–H Bonds. New J. Chem. 2023, 47, 8951–8959.
Saini, R.; Rao, C.; Maji, A.; Mishra, P. M.; Yadav, A.; Nandi, C. K.; Ghosh, K., Design and Synthesis of Novel Palladium Cyclometallate-Based Fluorescent Probe: Studies on Interaction with Cell Membrane by Confocal and Fluorescence Lifetime Imaging. J. Inorg. Biochem. 2022, 237, 112019.
Gupta, S.; Maji, A.; Panja, D.; Halder, M.; Kundu, S. CuO NPs Catalyzed Synthesis of Quinolines, Pyridines, and Pyrroles via Dehydrogenative Coupling Strategy. J. Catal. 2022, 413, 1017–1027.
Maji, A.; Gupta, S.; Maji, M.; Kundu, S. Well-Defined Phosphine-Free Manganese(II)-Complex-Catalyzed Synthesis of Quinolines, Pyrroles, and Pyridines. J. Org. Chem. 2022, 87, 8351–8367.
Singh, O.; Maji, A.; Singh, A.; Singh, N.; Ghosh, K., A New Family of Complexes Derived from Bis(Imino)Pyridine-type Ligands: Crystal Structures and Bio-molecular Interaction Studies. Appl. Organomet. Chem. 2021, 35, e6177.
Maji, A.; Rathi, S.; Singh, A.; Singh, U. P.; Ghosh, K. Mononuclear Iron(III) Complexes Derived from Tridentate Ligands Containing Non-innocent Phenolato Donors: Self-activated Nuclease, Protease, and Phenoxazinone Synthase Activity Studies. Appl. Organomet. Chem. 2021, 35, e6185.
Singh, A.; Maji, A.; Mohanty, A.; Ghosh, K. Design and Synthesis of Base-Metal Nickel(II) Based Catalysts: Studies on Nearly Selective Formation of 1-Butene from Ethylene. J. Organomet. Chem. 2021, 934, 121631.
Singh, A.; Maji, A.; Joshi, M.; Choudhury, A. R.; Ghosh, K. Designed Pincer Ligand Supported Co(II)-Based Catalysts for Dehydrogenative Activation of Alcohols: Studies on N-Alkylation of Amines, alpha-Alkylation of Ketones and Synthesis of Quinolines. Dalton Trans. 2021, 50, 8567–8587.
Singh, P. R.; Maji, A.; Singh, O.; Singh, U. P.; Ghosh Transfer Hydrogenation via Generation of Hydride Intermediate and Base-free Alcohol Oxidation Activity Studies on Designed Ruthenium Complexes Derived from NNN Pincer Type Ligands. Appl. Organomet. Chem. 2020, 34, e5615.
Maji, A.; Singh, A.; Singh, N.; Ghosh, K., Efficient Organoruthenium Catalysts for alpha Alkylation of Ketones and Amide with Alcohols: Synthesis of Quinolines via Hydrogen Borrowing Strategy and Their Mechanistic Studies. ChemCatChem 2020, 12, 3108.
Maji, A.; Singh, O.; Singh, S.; Mohanty, A.; Maji, P. K.; Ghosh, K. Palladium-Based Catalysts Supported by Unsymmetrical XYC–1 Type Pincer Ligands: C5 Arylation of Imidazoles and Synthesis of Octinoxate Utilizing the Mizoroki–Heck Reaction. Eur. J. Inorg. Chem. 2020, 1596–1611.
Singh, A.; Maji, A.; Mohanty, A.; Ghosh, K., Copper-Based Catalysts Derived from Salen-Type Ligands: Synthesis of 5- Substituted-1 H -Tetrazoles via [3+2] Cycloaddition and Propargylamines via A3 -Coupling Reactions. New J. Chem. 2020, 44, 18399–18418.
Maji, A.; Singh, O.; Rathi, S.; Singh, U. P.; Ghosh, K. Rational Design of Sterically Hindered and Unsymmetrical N Py N Im O Ph Pincer-Type Ligands and Their Palladium(II) Complexes: Catalytic Applications in Suzuki–Miyaura Reaction and Allylation of Aldehydes. ChemistrySelect 2019, 4, 7246–7259.
Singh, O.; Gupta, P.; Singh, A.; Maji, A.; Singh, U. P.; Ghosh, K. elective Oxidation of Benzyl Alcohol to Benzaldehyde, 1- phenylethanol to Acetophenone and Fluorene to Fluorenol Catalysed by Iron (II) Complexes Supported by Pincer-type Ligands: Studies on Rapid Degradation of Organic Dyes. Appl. Organomet. Chem. 2019, 33, e4825.
Rathi, S.; Maji, A.; Singh, U. P.; Ghosh, K. Manganese (II) Complexes of Tridentate Ligands Having NNN Donors: Structure, DFT Calculations, Superoxide Dismutase, DNA Interaction, Nuclease and Protease Activity Studies. Inorg. Chim. Acta 2019, 486, 261–273.
Maji, A.; Singh, A.; Mohanty, A.; Maji, P. K.; Ghosh, K. Ferrocenyl Palladacycles Derived from Unsymmetrical Pincer-Type Ligands: Evidence of Pd(0) Nanoparticle Generation during the Suzuki–Miyaura Reaction and Applications in the Direct Arylation of Thiazoles and Isoxazoles. Dalton Trans. 2019, 48, 17083–17096.
Singh, O.; Maji, A.; Singh, U. P.; Ghosh, K Water Soluble Copper Complex Derived from Ligand TETATA Having NNN Donors: Studies on Rapid Degradation of Organic Dyes, Catecholase and Phenoxazinone Synthase Activities. ChemistrySelect 2018, 3, 2968–2975.
Rathi, S.; Maji, A.; Singh, O.; Ghosh, K. Mononuclear Iron Complexes Derived from Tridentate Ligands: Synthesis, Characterization, DFT Calculations and DNA Interaction Studies. J. Indian Chem. Soc. 2015, 92, 1913–1924
Brain Korea 21 Fellow 2025
Qualified the Graduate Aptitude Test in Engineering in Chemistry (GATE) in Chemical Sciences 2014
Qualified the National Eligibility Test (NET) in Chemical Sciences 2014
Dilip Mukherjee Silver Medal 2014; Banikanta and Leela Banerjee Memorial Prize, Satya Padma Basu Memorial Medal and Prize.