Author

Gautam Chattopadhyay

Observed names: G. CHATTOPADHYAY, GAUTAM CHATTOPADHYAY

Observed institutions: University of Calcutta, Presidency University, Krishnagar Government College

OpenAlex ID: A5111706309

A novel CAN‐SiO2‐mediated one‐pot oxidation of 1‐keto‐1,2,3,4‐tetrahydrocarbazoles to carbazoloquinones: Efficient syntheses of murrayaquinone A and koeniginequinone A

2010 · Suchandra Chakraborty, Gautam Chattopadhyay, et al. · Journal of Heterocyclic Chemistry · 23

A Tandem Reduction–Oxidation Protocol for the Conversion of 1‐Keto‐1,2,3,4‐tetrahydrocarbazoles to Carbazoles via Tosylhydrazones through Microwave Assistance: Efficient Synthesis of Glycozoline, Clausenalene, Glycozolicine, and Deoxycarbazomycin B and the Total Synthesis of Murrayafoline A

2013 · Suchandra Chakraborty, Gautam Chattopadhyay, et al. · Journal of Heterocyclic Chemistry · 21

Facile Method for the Conversion of Semicarbazones/Thiosemicarbazones into Azines (Under Microwave Irradiation) and Oxadiazoles (by Grinding)

2011 · Gautam Chattopadhyay, Partha Sinha Ray · Synthetic Communications · 17

Brine-Mediated Efficient Benzoylation of Primary Amines and Amino Acids

2008 · Gautam Chattopadhyay, Suchandra Chakraborty, et al. · Synthetic Communications · 17

Synthesis of novel thiazolo[5,4- d ]pyrimidines

2010 · Gautam Chattopadhyay, Debnath Saha, et al. · Indian Journal of Chemistry Section B-organic Chemistry Including Medicinal Chemistry · 6

Montmorillonite-KSF induced Fischer indole cyclization under microwave towards a facile entry to 1-keto-1,2,3,4-tetrahydrocarbazoles

2011 · Suchandra Chakraborty, Gautam Chattopadhyay, et al. · 5

Hydrazine-Hydroquinone Complex as an Efficient Solid Phase Hydrazine Donor: High Yield Synthesis of Luminol and Isoluminol

2011 · Gautam Chattopadhyay, Partha Sinha Ray · Journal of Chemical Research · 4

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A domino type one-flask synthesis of 1-substituted-5-aminoimidazole-4-carboxamides and ring transformation to pyrazine under microwave through suitable aminoimidazoliumcarboxamide

2005 · Gautam Chattopadhyay, Tapas Kumar Saha · Indian Journal of Chemistry Section B-organic Chemistry Including Medicinal Chemistry · 3

ChemInform Abstract: Montmorillonite‐KSF Induced Fischer Indole Cyclization under Microwave Towards a Facile Entry to 1‐Keto‐1,2,3,4‐tetrahydrocarbazoles (II)

2011 · Suchandra Chakraborty, Gautam Chattopadhyay, et al. · ChemInform · 2

Studies on the Effect of Alkali on the Compounds related to Aminoimidazoliumcarboxamides

1990 · GAUTAM CHATTOPADHYAY · Zenodo (CERN European Organization for Nuclear Research) · 2

Synthetic studies on compounds related to aminoimidazolecarboxamide: Synthesis of angularly fused purine derivatives and a solid phase ring transformation (ANRORC) to imidazo [1,5- a ] pyrazine

2013 · Gautam Chattopadhyay, Partha S. Ray · 1

A Domino Type One‐Flask Synthesis of 1‐Substituted‐5‐aminoimidazole‐4‐carboxamides and Ring Transformation to Pyrazine under Microwave Through Suitable Aminoimidazoliumcarboxamide.

2005 · Gautam Chattopadhyay, Tapas K. Saha · ChemInform · 1

Aminoimidazoliumcarboxamide with Dimethylformamide‐dimethylacetal: A Novel ANRORC Towards Rearranged Imidazole Anchored with One‐Carbon Fragment.

2004 · Gautam Chattopadhyay, Tapas Kumar Saha · ChemInform · 1

Aminoimidazoliumcarboxamide with dimethylformamide-dimethylacetal: A novel ANRORC towards rearranged imidazole anchored with one-carbon fragment

2004 · Gautam Chattopadhyay, Tapas Kumar Saha · Indian Journal of Chemistry Section B-organic Chemistry Including Medicinal Chemistry · 1

ChemInform Abstract: Synthetic Studies on Compounds Related to Aminoimidazolecarboxamide: Synthesis of Angularly Fused Purine Derivatives and a Solid Phase Ring Transformation (ANRORC) to Imidazo[1,5‐a]pyrazine.

2013 · Gautam Chattopadhyay, Partha Sinha Ray · ChemInform

ChemInform Abstract: A Tandem Reduction—Oxidation Protocol for the Conversion of 1‐Keto‐1,2,3,4‐tetrahydrocarbazoles to Carbazoles via Tosylhydrazones Through Microwave Assistance: Efficient Synthesis of Glycozoline, Clausenalene, Glycozolicine, and Deoxycarbazomycin B and the Total Synthesis of Murrayafoline A.

2013 · Suchandra Chakraborty, Gautam Chattopadhyay, et al. · ChemInform

ChemInform Abstract: Facile Method for the Conversion of Semicarbazones/Thiosemicarbazones into Azines (under Microwave Irradiation) and Oxadiazoles (by Grinding).

2012 · Gautam Chattopadhyay, Partha Sinha Ray · ChemInform

ChemInform Abstract: Hydrazine‐Hydroquinone Complex as an Efficient Solid Phase Hydrazine Donor: High Yield Synthesis of Luminol and Isoluminol.

2011 · Gautam Chattopadhyay, Partha Sinha Ray · ChemInform

ChemInform Abstract: A Novel CAN‐SiO2‐Mediated One‐Pot Oxidation of 1‐Keto‐1,2,3,4‐tetrahydrocarbazoles to Carbazoloquinones: Efficient Syntheses of Murrayaquinone A and Koeniginequinone A.

2011 · Suchandra Chakraborty, Gautam Chattopadhyay, et al. · ChemInform

ChemInform Abstract: Synthesis of Novel Thiazolo[5,4‐d]pyrimidines.

2010 · Gautam Chattopadhyay, Debnath Saha, et al. · ChemInform

ChemInform Abstract: Brine‐Mediated Efficient Benzoylation of Primary Amines and Amino Acids.

2009 · Gautam Chattopadhyay, Suchandra Chakraborty, et al. · ChemInform

ChemInform Abstract: Synthesis of 2‐(1,2‐Disubstituted)hydrazino‐4‐methylthiazole‐5‐carboxylic Acids.

1999 · Gautam Chattopadhyay, Sikha Lahiri · ChemInform

ChemInform Abstract: New Reactions of Oximinocyanoacetamides with Benzylamine: A One‐Pot Entry into Isoxazole Nucleus.

1999 · Gautam Chattopadhyay, T. K. Saha, et al. · ChemInform

ChemInform Abstract: An Unexpected Condensation of Oximinonitriles with Benzylhydrazine: A Facile Route to a Substituted 4,5‐Diaminopyrazolone.

1995 · G. CHATTOPADHYAY, T. K. SAHA · ChemInform

ChemInform Abstract: An Imidazolium Azomethine Ylide and an Expeditious Route to Imidazo(1, 5‐a)pyrazine.

1992 · G. CHATTOPADHYAY, S. RAY · ChemInform

Works count: 29

Citation count: 104

H-index: 5

I10-index: 4