arun kumar sinha
arun kumar sinha
Chief Scientist
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A comprehensive review on vanilla flavor: extraction, isolation and quantification of vanillin and others constituents
AK Sinha, UK Sharma, N Sharma
International journal of food sciences and nutrition 59 (4), 299-326, 2008
Radioprotection by a herbal preparation of Hippophae rhamnoides, RH-3, against whole body lethal irradiation in mice
HC Goel, J Prasad, S Singh, RK Sagar, IP Kumar, AK Sinha
Phytomedicine 9 (1), 15-25, 2002
Radioprotective Potential of an Herbal Extract of Tinospora cordifolia
HC Goel, J Prasad, S Singh, RK Sagar, PK Agrawala, M Bala, AK Sinha, ...
Journal of radiation research 45 (1), 61-68, 2004
Microwave-assisted efficient extraction of different parts of Hippophae rhamnoides for the comparative evaluation of antioxidant activity and quantification of its phenolic …
UK Sharma, K Sharma, N Sharma, A Sharma, HP Singh, AK Sinha
Journal of agricultural and food chemistry 56 (2), 374-379, 2008
Resurgence of natural colourants: a holistic view
JK Kumar, AK Sinha
Natural product research 18 (1), 59-84, 2004
One-pot two-step synthesis of 4-vinylphenols from 4-hydroxy substituted benzaldehydes under microwave irradiation: a new perspective on the classical Knoevenagel–Doebner reaction
AK Sinha, A Sharma, BP Joshi
Tetrahedron 63 (4), 960-965, 2007
Stilbene–chalcone hybrids: design, synthesis, and evaluation as a new class of antimalarial scaffolds that trigger cell death through stage specific apoptosis
N Sharma, D Mohanakrishnan, A Shard, A Sharma, AK Sinha, D Sahal
Journal of medicinal chemistry 55 (1), 297-311, 2012
High-performance thin layer chromatography method for quantitative determination of four major anthraquinone derivatives in Rheum emodi
NP Singh, AP Gupta, AK Sinha, PS Ahuja
Journal of Chromatography A 1077 (2), 202-206, 2005
An unusual, mild and convenient one-pot two-step access to (E)-stilbenes from hydroxy-substituted benzaldehydes and phenylacetic acids under microwave activation: a new facet …
AK Sinha, V Kumar, A Sharma, A Sharma, R Kumar
Tetrahedron 63 (45), 11070-11077, 2007
Radioprotective and Antioxidant Activity of Fractionated Extracts of Berries of Hippophae rhamnoides
R Chawla, R Arora, S Singh, RK Sagar, RK Sharma, R Kumar, A Sharma, ...
Journal of Medicinal Food 10 (1), 101-109, 2007
Development and validation of an RP‐HPLC method for quantitative determination of vanillin and related phenolic compounds in Vanilla planifolia
AK Sinha, SC Verma, UK Sharma
Journal of separation science 30 (1), 15-20, 2007
Simultaneous determination of quercetin, rutin and coumaric acid in flowers of Rhododendron arboreum by HPTLC 1
A Swaroop, AP Gupta, AK Sinha
Chromatographia 62 (11), 649-652, 2005
Microwave‐ and ultrasound‐assisted extraction of vanillin and its quantification by high‐performance liquid chromatography in Vanilla planifolia
A Sharma, SC Verma, N Saxena, N Chadda, NP Singh, AK Sinha
Journal of separation science 29 (5), 613-619, 2006
Determination and locational variations in the quantity of hydroxyanthraquinones and their glycosides in rhizomes of Rheum emodi using high-performance liquid chromatography
SC Verma, NP Singh, AK Sinha
Journal of Chromatography A 1097 (1-2), 59-65, 2005
DDQ catalyzed benzylic acetoxylation of arylalkanes: a case of exquisitely controlled oxidation under sonochemical activation
V Kumar, A Sharma, M Sharma, UK Sharma, AK Sinha
Tetrahedron 63 (39), 9718-9723, 2007
Biocatalytic promiscuity of lipase in chemoselective oxidation of aryl alcohols/acetates: a unique synergism of CAL-B and [hmim] Br for the metal-free H2O2 activation
UK Sharma, N Sharma, R Kumar, R Kumar, AK Sinha
Organic letters 11 (21), 4846-4848, 2009
Isolation and identification of a novel strain of Pseudomonas chlororaphis capable of transforming isoeugenol to vanillin
RC Kasana, UK Sharma, N Sharma, AK Sinha
Current microbiology 54 (6), 457-461, 2007
Green and recyclable glycine nitrate (GlyNO 3) ionic liquid triggered multicomponent Biginelli reaction for the efficient synthesis of dihydropyrimidinones
N Sharma, UK Sharma, R Kumar, AK Sinha
RSC advances 2 (28), 10648-10651, 2012
Reinvestigation of structure–activity relationship of methoxylated chalcones as antimalarials: Synthesis and evaluation of 2, 4, 5-trimethoxy substituted patterns as lead …
R Kumar, D Mohanakrishnan, A Sharma, NK Kaushik, K Kalia, AK Sinha, ...
European journal of medicinal chemistry 45 (11), 5292-5301, 2010
A Chemoselective Hydrogenation of the Olefinic Bond of α, β‐Unsaturated Carbonyl Compounds in Aqueous Medium under Microwave Irradiation
A Sharma, V Kumar, AK Sinha
Advanced Synthesis & Catalysis 348 (3), 354-360, 2006
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