Publications by authors named "Sundaram Singh"

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Photocatalytic synthesis of imidazo[1,2-]pyridines C(sp)-H functionalization using ethylarene as a sustainable surrogate of acetophenone and luminescence studies.
Priya Mahaur, Harshita Pandey, Vandana Srivastava, Sundaram Singh

Org Biomol Chem· December 2025

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Expression of concern: Photo-triggered -arylation of active-methylene compounds with diazonium salts an electron donor-acceptor (EDA) complex.
Shikha Pandey, Arsala Kamal, Ambuj Kumar Kushwaha, Himanshu Kumar Singh, Suresh Kumar Maury, Sundaram Singh

Chem Commun (Camb)· December 2025

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New D-π-A-Based Coumarin- Derived Fluorescent Theranostic Probes With Broad-Spectrum Antimicrobial Activity.
Himanshu Rai, Atul Kumar Tiwari, Aishwarya Nikhil, Ankit Tiwari, Prahalad Singh Bharti, Sundaram Singh

Arch Pharm (Weinheim)· July 2025

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Photocatalytic Approach Toward the Synthesis of Amides via S-C Cleavage: A Mild Approach.
Shikha Pandey, Sandeep Kumar, Vishal Singh, Vandana Srivastava, Sundaram Singh

J Org Chem· May 2025

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Synthesis of Functionalized Thioimidates from Thioamides and Arylboronic Acids via Copper-Catalyzed Cross-Coupling Reaction at Room Temperature.
Nitin Kumar, Sundaram Singh, Jeyakumar Kandasamy

J Org Chem· February 2025

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Photocatalyzed Synthesis of a Schiff Base via C-N Bond Formation: Benzyl Alcohol as Sustainable Surrogates of Aryl Aldehydes.
Shikha Pandey, Aman Singh, Ambuj Kumar Kushwaha, Sundaram Singh

J Org Chem· September 2024

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Montmorillonite K-10 catalyzed synthesis of Hantzsch dihydropyridine derivatives from methyl arenes generated ammonia under microwave irradiation in neat conditions.
Vishal Singh, Khushbu Rajput, Sundaram Singh, Vandana Srivastava

RSC Adv· August 2024

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A chromatography-free one-pot, two-step synthesis of 1,2,4-thiadiazoles from primary amides thiolation and oxidative dimerization under solvent-free conditions: a greener approach.
Khushbu Rajput, Vishal Singh, Sundaram Singh, Vandana Srivastava

RSC Adv· July 2024

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Enhancing C-S and C-N bond formation with ultrasound assistance: lipase-catalyzed synthesis of 2,4-disubstituted thiazole derivatives from arylethanones and thioamides.
Priya Mahaur, Khushbu Rajput, Vishal Singh, Vandana Srivastava, Sundaram Singh

RSC Adv· June 2024

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Metal-Free Photoredox Catalyzed Sulfonylation of Phenylhydrazines with Thiols.
Ambuj Kumar Kushwaha, Arsala Kamal, Pooja Kumari, Sundaram Singh

Org Lett· May 2024

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Visible-light-induced C-S bond formation in the synthesis of 2,4-disubstituted thiazoles through cascade difunctionalization of acetophenone: a greener approach.
Khushbu Rajput, Vishal Singh, Priya Mahaur, Sundaram Singh, Vandana Srivastava

Org Biomol Chem· April 2024

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Photoinduced, Metal-Free Hydroacylation of Aromatic Alkynes for Synthesis of α,β-Unsaturated Ketones via C(sp)-H Functionalization.
Ambuj Kumar Kushwaha, Arsala Kamal, Himanshu Kumar Singh, Suresh Kumar Maury, Tusar Mondal, Sundaram Singh

Org Lett· February 2024

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Photo-triggered -arylation of active-methylene compounds with diazonium salts an electron donor-acceptor (EDA) complex.
Shikha Pandey, Arsala Kamal, Ambuj Kumar Kushwaha, Himanshu Kumar Singh, Suresh Kumar Maury, Sundaram Singh

Chem Commun (Camb)· January 2024

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Microwave-assisted chemoselective transamidation of secondary amides by selective N-C(O) bond cleavage under catalyst, additive and solvent-free conditions.
Vishal Singh, Khushbu Rajput, Ankush Mishra, Sundaram Singh, Vandana Srivastava

Chem Commun (Camb)· November 2023

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Synthesis of phenylethanoid glycosides from acrylic esters of glucose and aryldiazonium salts via palladium-catalyzed cross-coupling reactions and evaluation of their anti-Alzheimer activity.
Aswathi C Narayanan, Rapelly Venkatesh, Shweta Singh, Gourav Singh, Gyan Modi, Sundaram Singh

Carbohydr Res· October 2023

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A green synthesis of pyrimido[4,5-]quinolines and pyrido[2,3-]pyrimidines a mechanochemical approach.
Himanshu Kumar Singh, Arsala Kamal, Suresh Kumar Maury, Ambuj Kumar Kushwaha, Vandana Srivastava, Sundaram Singh

Org Biomol Chem· June 2023

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Electro-organic green synthesis of dicyano-2-(2-oxoindolin-3-ylidene) malononitriles using molecular iodine as catalyst.
Neetu Verma, Vinay Kumar Mishra, Sundaram Singh, Manisha Malviya, Ram Sagar

RSC Adv· May 2023

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Visible-light-absorbing C-N cross-coupling for the synthesis of hydrazones involving C(sp)-H/C(sp)-H functionalization.
Ambuj Kumar Kushwaha, Suresh Kumar Maury, Arsala Kamal, Himanshu Kumar Singh, Shikha Pandey, Sundaram Singh

Chem Commun (Camb)· March 2023

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Urea hydrogen peroxide-initiated synthesis of pyranopyrazoles through oxidative coupling under base- and metal-free conditions by physical grinding method.
Pratibha Verma, Swati Chauhan, Vishal Singh, Sundaram Singh, Vandana Srivastava

Mol Divers· June 2022

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A facile and efficient multicomponent ultrasound-assisted "on water" synthesis of benzodiazepine ring.
Suresh Kumar Maury, Dhirendra Kumar, Arsala Kamal, Himanshu Kumar Singh, Savita Kumari, Sundaram Singh

Mol Divers· February 2021

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Eosin Y-Catalyzed Synthesis of 3-Aminoimidazo[1,2-]Pyridines via the HAT Process under Visible Light through Formation of the C-N Bond.
Himanshu Kumar Singh, Arsala Kamal, Savita Kumari, Dhirendra Kumar, Suresh Kumar Maury, Sundaram Singh

ACS Omega· November 2020

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Lemon juice catalyzed C-C bond formation via C-H activation of methylarene: a sustainable synthesis of chromenopyrimidines.
Savita Kumari, Sundaram Singh, Vandana Srivastava

Mol Divers· August 2020

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