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Krishna Nand Singh
Krishna Nand Singh
Professor of Organic Chemistry, Banaras Hindu University
Verified email at bhu.ac.in
Title
Cited by
Cited by
Year
Anticonvulsant activity of Schiff bases of isatin derivatives
M Verma, SN Pandeya, KN Singh*, JP Stables
Acta Pharmaceutica 54, 49-56, 2004
5592004
A direct metal-free decarboxylative sulfono functionalization (DSF) of cinnamic acids to α,β-unsaturated phenyl sulfones
R Singh, BK Allam, N Singh, K Kumari, SK Singh, KN Singh*
Organic letters 17 (11), 2656-2659, 2015
1802015
Nickel-mediated N-arylation with arylboronic acids: An avenue to Chan–Lam coupling
DS Raghuvanshi, AK Gupta, KN Singh*
Organic letters 14 (17), 4326-4329, 2012
1712012
Utilization of methylarenes as versatile building blocks in organic synthesis
R Vanjari, KN Singh*
Chemical Society Reviews 44 (22), 8062-8096, 2015
1682015
Convenient MW-assisted synthesis of unsymmetrical sulfides using sulfonyl hydrazides as aryl thiol surrogate
N Singh, R Singh, DS Raghuvanshi, KN Singh*
Organic letters 15 (22), 5874-5877, 2013
1412013
Regioselective hydrothiolation of alkynes by sulfonyl hydrazides using organic ionic base–Brønsted acid
R Singh, DS Raghuvanshi, KN Singh*
Organic letters 15 (16), 4202-4205, 2013
1372013
A highly efficient green synthesis of 1H-pyrazolo [1,2-b]phthalazine-5,10-dione derivatives and their photophysical studies
DS Raghuvanshi, KN Singh*
Tetrahedron letters 52 (43), 5702-5705, 2011
1322011
Decarboxylative Thioamidation of Arylacetic and Cinnamic Acids: A New Approach to Thioamides
T Guntreddi, R Vanjari, KN Singh*
Organic letters 16 (14), 3624-3627, 2014
1232014
MnO2 Promoted Sequential C–O and C–N Bond Formation via C–H Activation of Methylarenes: A New Approach to Amides
R Vanjari, T Guntreddi, KN Singh*
Organic letters 15 (18), 4908-4911, 2013
1112013
FTIR, Raman spectra and ab initio calculations of 2-mercaptobenzothiazole
AK Rai, R Singh, KN Singh, VB Singh
Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy 63 (2 …, 2006
1072006
Elemental sulfur mediated decarboxylative redox cyclization reaction of o-chloronitroarenes and arylacetic acids
T Guntreddi, R Vanjari, KN Singh*
Organic letters 17 (4), 976-978, 2015
862015
Hypervalent iodine catalyzed transamidation of carboxamides with amines
R Vanjari, BK Allam, KN Singh*
RSC Advances 3 (6), 1691-1694, 2013
782013
AIBN-initiated metal free amidation of aldehydes using N-chloroamines
R Vanjari, T Guntreddi, KN Singh*
Green Chemistry 16 (1), 351-356, 2014
682014
An expeditious synthesis of novel pyranopyridine derivatives involving chromenes under controlled microwave irradiation
DS Raghuvanshi, KN Singh*
Arkivoc 10, 305-317, 2010
682010
Sulphur promoted C(sp3)–C(sp2) cross dehydrogenative cyclisation of acetophenone hydrazones with aldehydes: efficient synthesis of 3,4,5-trisubstituted 1H-pyrazoles
R Vanjari, T Guntreddi, S Kumar, KN Singh*
Chemical Communications 51 (2), 366-369, 2015
652015
Nickel‐Catalyzed C-S Bond Formation: Synthesis of Aryl Sulfides from Arylsulfonyl Hydrazides and Boronic Acids
R Singh, BK Allam, N Singh, K Kumari, SK Singh, KN Singh*
Advanced Synthesis & Catalysis 357 (6), 1181-1186, 2015
612015
Sc(OTf)3-catalyzed, solvent-free domino synthesis of functionalized pyrazoles under controlled microwave irradiation
K Kumari, DS Raghuvanshi, V Jouikov, KN Singh*
Tetrahedron Letters 53 (9), 1130-1133, 2012
582012
An eco-safe approach to benzopyranopyrimidines and 4H-chromenes in ionic liquid at room temperature
AK Gupta, K Kumari, N Singh, DS Raghuvanshi, KN Singh*
Tetrahedron Letters 53 (6), 650-653, 2012
572012
Toxicological and pharmacological evaluation, antioxidant, ADMET and molecular modeling of selected racemic chromenotacrines {11-amino-12-aryl-8, 9, 10, 12-tetrahydro-7H …
MJ Oset-Gasque, MP González, J Pérez-Peña, N García-Font, A Romero, ...
European journal of medicinal chemistry 74, 491-501, 2014
522014
Microwave-assisted, one-pot multicomponent synthesis of highly substituted pyridines using KF/alumina
KN Singh*, SK Singh
Arkivoc 13, 153-160, 2009
512009
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