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Soumen Biswas
Soumen Biswas
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Access to 4, 6-Diarylpicolinates via a Domino Reaction of Cyclic Sulfamidate Imines with Morita–Baylis–Hillman Acetates of Nitroolefins/Nitrodienes
D Majee, S Biswas, SM Mobin, S Samanta
The Journal of Organic Chemistry 81 (10), 4378-4385, 2016
462016
Metal-and Solvent-Free Approach to Diversely Substituted Picolinates via Domino Reaction of Cyclic Sulfamidate Imines with β, γ-Unsaturated α-Ketocarbonyls
S Biswas, D Majee, S Guin, S Samanta
The Journal of Organic Chemistry 82 (20), 10928-10938, 2017
362017
Domino reaction of cyclic sulfamidate imines with Morita–Baylis–Hillman acetates promoted by DABCO: a metal-free approach to functionalized nicotinic acid derivatives
D Majee, S Biswas, SM Mobin, S Samanta
Organic & biomolecular chemistry 15 (15), 3286-3297, 2017
362017
Efficient Cu (OTf) 2-catalyzed and microwave-assisted rapid synthesis of 3, 4-fused chromenopyridinones under neat conditions
A Yadav, S Biswas, SM Mobin, S Samanta
Tetrahedron letters 58 (37), 3634-3639, 2017
352017
DABCO catalyzed domino Michael/hydroalkoxylation reaction involving α-alkynyl-β-aryl nitroolefins: excellent stereoselective access to dihydropyrano [3, 2-c] chromenes …
S Biswas, A Dagar, SM Mobin, S Samanta
Organic & Biomolecular Chemistry 14 (6), 1940-1945, 2016
332016
Rationally designed small molecules targeting toxic CAG repeat RNA that causes Huntington's disease (HD) and spinocerebellar ataxia (SCAs)
E Khan, S Biswas, SK Mishra, R Mishra, S Samanta, A Mishra, A Tawani, ...
Biochimie 163, 21-32, 2019
322019
l-Proline catalyzed stereoselective synthesis of (E)-methyl-α-indol-2-yl-β-aryl/alkyl acrylates: easy access to substituted carbazoles, γ-carbolines and prenostodione
S Biswas, PK Jaiswal, S Singh, SM Mobin, S Samanta
Organic & Biomolecular Chemistry 11 (41), 7084-7087, 2013
322013
An organocatalytic highly efficient approach to the direct synthesis of substituted carbazoles in water
PK Jaiswal, S Biswas, S Singh, S Samanta
Organic & Biomolecular Chemistry 11 (48), 8410-8418, 2013
292013
Stereoselective synthesis of highly functionalized tetrahydrocarbazoles through a domino Michael–Henry reaction: an easy access to four contiguous chiral centers
PK Jaiswal, S Biswas, S Singh, B Pathak, SM Mobin, S Samanta
RSC advances 3 (27), 10644-10649, 2013
292013
A catalyst-free, efficient green MCR protocol for access to functionalized γ-carbolines in water
A Dagar, S Biswas, S Samanta
RSC Advances 5 (65), 52497-52507, 2015
262015
Microwave‐Assisted and Base‐Promoted Domino Reaction of Cyclic N‐Sulfonyl Ketimines with α, β‐Disubstituted Nitroalkenes: A Green Access to 2‐Hydroxyarylpyridines
S Guin, D Majee, S Biswas, S Samanta
Asian Journal of Organic Chemistry 7 (9), 1810-1814, 2018
202018
A Metal‐Free Based New Approach to 2, 4‐Disubstituted Pyridines via One‐Pot Sequential Reaction of Cyclic Sulfamidate Imines with β‐Substituted Acroleins
D Majee, S Guin, S Biswas, S Samanta
ChemistrySelect 2 (12), 3423-3427, 2017
192017
Access to Substituted Carbazoles in Water by a One‐Pot Sequential Reaction of α,β‐Substituted Nitro Olefins with 2‐(3‐Formyl‐1H‐indol‐2‐yl)acetates
S Biswas, A Dagar, A Srivastava, S Samanta
European Journal of Organic Chemistry 2015 (20), 4493-4503, 2015
192015
Metal-Free One-Pot Protocol for the Preparation of Unexpected Carbazole Derivative in Water: Easy Access to Pyrimidocarbazole and Pyridocarbazolone Derivatives
S Biswas, D Majee, A Dagar, S Samanta
Synlett 25 (15), 2115-2120, 2014
162014
An expedient one-pot sequential three-component reaction for the stereoselective synthesis of functionalized spiro-sulfamidate imine fused δ-lactone scaffold
D Majee, S Biswas, SM Mobin, S Samanta
Tetrahedron letters 55 (33), 4553-4558, 2014
162014
Enantioselective Dearomative Cyclization of Homotryptamines with Allenamides into Indolo[2,3‐b]quinolines
S Biswas, H Kim, K Le Anh Cao, S Shin
Advanced Synthesis & Catalysis 362 (9), 1841-1845, 2020
152020
β-Oxidation of Ynamides into N,O-Acetals by mCPBA: Application in Enantioselective Intermolecular Transacetalization
NH Nguyen, QH Nguyen, S Biswas, DV Patil, S Shin
Organic letters 21 (22), 9009-9013, 2019
112019
Organocatalysed Michael addition on arylmethylidenemalonates involving 4-(2-nitrophenyl) acetoacetate: diversity-oriented access to 8, 9-dihydropyrido [1, 2-a] indol-6 (7 H …
A Srivastava, S Biswas, S Singh, SM Mobin, S Samanta
RSC Advances 5 (34), 26891-26896, 2015
112015
Unveiling the urease like intrinsic catalytic activities of two dinuclear nickel complexes towards the in situ syntheses of aminocyanopyridines
BK Kundu, S Biswas, A Mondal, S Mazumdar, SM Mobin, ...
Dalton Transactions 50 (14), 4848-4858, 2021
92021
Access to densely functionalized naphthalenes by organobase catalyzed domino reaction of 2-(2-formylaryl) acetophenones with nitroolefins
A Dagar, S Biswas, SM Mobin, S Samanta
Tetrahedron Letters 57 (30), 3326-3329, 2016
82016
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