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Number of items: 78.

Kumar , R and Sharma , P and Shard , A and Tewary, D K and Nadda , Gireesh and Sinha, Arun K (2011) Chalcones as promising pesticidal agents against diamondback moth (Plutella xylostella): microwave-assisted synthesis and structure-activity relationship. Medicinal Chemistry Research.

Malik, S and Bhushan, Shashi and Verma, S and Sharma , N and Sinha, Arun K and Sharma, Madhu and Ahuja, Paramvir Singh (2008) Production of naphthoquinone pigments in cell suspension cultures of Arnebia euchroma (Royale) Johnston:Influence of pH on growth kinetics and acetylshikonin. Medicianl and Aromatic Plant Science and Biotechology, 2 (1). pp. 43-49.

Sinha, Arun K and Joshi, B P and Sharma, A and Kumar, V and Acharya, Ruchi (2007) Microwave-Assisted Mild Conversion of Natural Dihydrotagetone into 5-Isobutyl-3-methyl-4,5-dihydro-2(3H)-furanone, an Analogue of Whisky Lactone*. Australian Journal of Chemistry, 60 (2). pp. 124-127.

Tewary, D K and Bhardwaj , A and Sharma , A and Sinha, Arun K and Adarsh, Shanker (2006) Bioactivity and structure–activity relationship of natural methoxylated phenylpropenes and their derivatives against Aphis craccivora Koch (Hemiptera: Aphididae). Pest Science, 79. pp. 209-214.

csir,ihbt (2003) One step process for preparation of substituted trans-cinnamaldehyde, a natural yellow dye from phenylpropane derivatives. 09/805,882 (65,66,557).

Joshi, B P and Sharma, A and Sinha , Arun K (2006) Efficient one-pot, two-step synthesis of (E)-cinnmaldehydes by dehydrogenation–oxidation of arylpropanes using DDQ under ultrasonic irradiation*. Tetrahedron, 62 (11). pp. 2590-2593.

Sharma, A and Kumar, R and Sharma, A and Kumar, Vinod and Sinha, Arun K (2008) Unique Versatility of Ionic Liquids as Clean Decarboxylation Catalyst Cum Solvent: A Metal- and Quinoline-Free Paradigm towards Synthesis of Indoles, Styrenes, Stilbenes and Arene Derivatives under Microwave Irradiation in Aqueous Conditions. Advanced Synthesis and Catalysis, 350 (18). pp. 2910-2920. ISSN 1615-4150

csir, ihbt (2004) Method for producing chiral dihydrotagetone and its conversion to chiral 5-isobutyl-3-methyl-4,5-dihydro-2(3H)-furanone. 10/449,098 (6,833,475).

csir, ihbt (2010) Microwave induced one pot process for the preparation of arylethenes. 11/691,896 (7,759,527).

CSIR-IHBT (2010) Microwave Induced One Pot Process for The Preaparation of Arylethenes. 7759527.

Ghosh, P and Sinha, Arun K (2008) Hair Colors: Classification, Chemistry and a Review of Chromatographic and Electrophoretic Methods for Analysis. Analytical Letters (Chemistry), 41 (13). pp. 2291-2321.

CSIR-IHBT (2003) Method for producing chiral dihydrotagetone and its conversion to chiral 5-isobutyl-3-methyl-4,5-dihydro-2(3H)-furanone. 09/815,335 (6579992).

Kumar, R and D, Mohanakrishnan and Sharma , A and Kaushik, N K and Kalia, K and Sinha, Arun K and Sahal, D (2010) Reinvestigation of structure–activity relationship of methoxylated chalcones as antimalarials: Synthesis and evaluation of 2,4,5-trimethoxy substituted patterns as lead candidates derived from abundantly available natural β-asarone. European Journal of Medicinal Chemistry, 45. pp. 5292-5301.

csir, ihbt (2006) Microwave induced process for the preparation of substituted 4-vinyl phenols. 10/383,253 (6,989,467).

Ogra, R K and Mohanpuria, P and Sharma, U and Sharma , Mohit and Sinha, Arun K and Ahuja, Paramvir Singh (2009) Indian Acorus calamus Linn.-not a tetraploid. Current Science, 97 (11). pp. 1644-1647.

Sinha , Arun K and Dogra, R and Joshi, B P (2002) A concise conversion of β-asarone into 1-(3'-methoxypropanoyl)-2,4,5-trimethoxybenzene occurring in Cordia alliodora. Indian Journal of Chemistry B, 41 B. pp. 635-8. ISSN 0376-4699

Sharma , A and Joshi, B P and Sinha, Arun K (2003) A Rapid and Efficient Microwave-Assisted Synthesis of Substituted 3-Phenylpropionic Acids from Benzaldehydes in Minutes. Chemistry Letters, 32 (12). pp. 1186-67. ISSN 0366-7022

csir, ihbt (2003) A process for the preparation of pharmacologically active alpha-asarone from toxic beta-asarone rich Acorus calamus oil via intermediated 2,4,5-trimethoxy phenyl propene. 10/107,844 (6,590,127).

csir, ihbt (2010) A green process for the preparation of substituted cinnamic esters with trans-selectivity. 11/728,721 (7,741,508).

Sinha, Arun K and Sharma, A and Joshi, B P and Singh, N P (2005) A mild conversion of phenylpropanoid into rare phenylbutanoids: (E)-4-(20,40,50-trimethoxyphenyl)but-1, 3-diene and (E)-4-(20,40,50-trimethoxyphenyl)but-1-ene occurring in Zingiber cassumunar. Natural Product Research, 19 (8). pp. 771-776.

Sharma, A and Joshi, B P and Singh, N P and Sinha, Arun K (2006) Unexpected formation of aryl dialkyl carbinol as a side product from the reaction of methoxyarylaldehydes with Grignard reagents. Tetrahedron, 62 (5). pp. 847-851.

CSIR-IHBT (2010) Microwave induced one pot process for the preparation of arylethenes. (11/691,896) 7759527.

CSIR-IHBT (2006) Microwave induced process for the preparation of substituted 4-vinyl phenols. 10/383,253 (6989467).

Sinha, Arun K and Kumar, Vinod and Sharma, A and Sharma, A (2007) 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 of the classical Perkin reaction*. Tetrahedron, 63. pp. 11070-11077.

Kumar , V and Sharma, A and Sharma, A and Sinha, Arun K (2007) Remarkable synergism in methylimidazole-promoted decarboxylation of substituted cinnamic acid derivatives in basic water medium under microwave irradiation: a clean synthesis of hydroxylated (E)-stilbenes*. Tetrahedron, 63. pp. 7640-7646.

Sinha, Arun K and Verma , S C and Sharma , U K (2007) Development and validation of a reversed phase high performance liquid chromatography method for the quantitative determination of vanillin and related phenolic compounds in Vanilla planifolia. Journal of Separation Science, 30. pp. 15-20.

Sinha, Arun K and Sharma , N and Sharad, A and Sharma, A and Kumar , R and Sharma , U K (2009) Green methodology in synthesis and natural products chemistry of phenolic compounds. Indian Journal of Chemistry- Section B, 48 (12). pp. 1771-1779. ISSN 0376-4699

csir, ihbt (2007) A PROCESS FOR THE PREPARATION OF PHARMACOLOGICALLY ACTIVE ά-ASARONE FROM TOXIC β-ASARONE RICH ACORUS CALAMUS OIL". 382/DEL/2002 (199804).

CSIR-IHBT (2006) Microwave induced process for the preparation of substituted 4-vinyl phenols. 10/383,253 (6989467).

csir, thbt (2003) Method for producing chiral dihydrotagetone and its conversion to chiral 5-isobutyl-3-methyl-4,5-dihydro-2(3H)-furanone. 09/815/335 (6,579,992).

csir, ihbt (2007) A process for the preparation of nolignan 3- ethyl-2-methyl-3- (2",4",5"-trimethoxy) phenyl-1-(2',4',5'-trimethoxy) phenyl-1-propene. 383/DEL/2007 (199807).

csir, ihbt (2003) PROCESS FOR THE PREPARATION OF 1-PROPYL-2, 4, 5-TRIMETHOXYBENZENE FROM TOXIC .BETA.-ASARONE OF ACORUS CALAMUS OR FROM CRUDE CALAMUS OIL CONTAINING .BETA.-ASARONE. 09/957,867 (6,528,041).

csir, ihbt (2003) Microwave assisted rapid and economic process for the preparation of substituted phenylaldehydes from trans and cis-phenylpropenes: A commercial utilisation of toxic cis-isomer. 09/823,123 (6,544,390).

Sharma , N and Sharma, U K and Salwan, R and Kasana , Ramesh C and Sinha, Arun K (2011) A Synergic Blend of Newly Isolated Pseudomonas mandelii KJLPB5 and [hmim]Br for Chemoselective 2 degree Aryl Alcohol Oxidation in H2O2: Synthesis of Aryl Ketone or Aldehydes via Sequential Dehydration-Oxidative C=C Cleavage. Catal Lett, 141. pp. 616-622.

Sharma, U K and Sharma , N and Salwan, R and Kumar, R and Sinha, Arun K and Kasana , Ramesh C (2011) Efficient synthesis of hydroxystyrenes via biocatalytic decarboxylation/deacetylation of substituted cinnamic acids by newly isolated Pantoea agglomerans strains. Journal of Science Food Agriculture.

Sharma, N and Sharma , A and Shard, A and Kumar, R and ---, Saima and Sinha, Arun K (2011) Pd-Catalyzed Orthogonal Knoevenagel/Perkin Condensation– Decarboxylation–Heck/Suzuki Sequences: Tandem Transformations of Benzaldehydes into Hydroxy-Functionalized Antidiabetic Stilbene– Cinnamoyl Hybrids and Asymmetric Distyrylbenzenes. Chemistry A European Journal, 17 (10). pp. 350-356.

Sharma , U K and Sharma, N and Salwan, R and Kumar, R and Kasana , Ramesh C and Sinha, Arun K (2012) Efficient synthesis of hydroxystyrenes via biocatalytic decarboxylation/deacetylation of substituted cinnamic acids by newly isolated Pantoea agglomerans strains. Journal of Sicence Food Agriculture, 92. pp. 610-617.

Sharma , A and Sharma, N and Shard, A and Kumar, R and Mohanakrishan, Dinesh and ---, Saima and Sinha, Arun K and Sahal, D (2011) Tandem allylic oxidation–condensation/esterification catalyzed by silica gel: an expeditious approach towards antimalarial diaryldienones and enones from natural methoxylated phenylpropenes. Journal of Organic Biomolecular Chemistry, 9. pp. 5211-5219.

csir, ihbt (2005) DDQ mediated one step dimerisation of dihydro product of toxic beta-asarone rich Acorus calamus oil towards formation of novel neolignan: 3-ethyl-2-methyl-3-(2",4",5"-trimethoxy)-phenyl-1-(2',4',5'-trimethoxy)-phenyl-1-propene. 10/660,556.

Chorell, E and Bentsson, C and Banchelin, Thomas Sainte-Luce and Das, Pralay and Uvell, H and Sinha, Arun K and Pinkner, Jerome S. and Hultgren, Scott J. and Almqvis, Fredrik (2011) Synthesis and application of a bromomethyl substituted scaffold to be used for efficient optimization of anti-virulence activity. European Journal of Medicinal Chemistry, 46. pp. 1103-1116.

Kumar, Ravi and Sharma, Nandini and Malik, Sonia and Bhushan, Shashi and Sharma , U K and Kumari, Devla and Sinha, Arun K and Sharma, Madhu and Ahuja, Paramvir Singh (2011) Cell suspension culture of Arnebia euchroma (Royle) Johnston – A potential source of naphthoquinone pigments. Journal of Medicinal Plants Research, 5 (25). pp. 6048-6054.

Sharma , Nandini and Ghosh, Partha and Sharma, Upendra Kumar and Sinha, Arun K (2012) ANTIOXIDANT POTENTIAL OF Juglans regia BARK: QUANTIFICATION OF SEVEN PHENOLIC COMPOUNDS BY RP-HPLC. Chemistry of Natural Compounds,, 48 (5). pp. 881-882.

Sharma , U K and Sharma, Nandini and Kumar, Rajesh and Sinha, Arun K (2013) Biocatalysts for multicomponent Biginelli reaction: bovine serum albumin triggered waste-free synthesis of 3,4-dihydropyrimidin-2-(1H)-ones. Journal of Amino Acids, 44. pp. 1031-1037.

Kumar , Rakesh and Sharma , Prabha and Shard , Amit and Tewary, D K and Nadda , Gireesh and Sinha, Arun K (2012) Chalcones as promising pesticidal agents against diamondback moth (Plutella xylostella): microwave-assisted synthesis and structure–activity relationship. Medicinal Chemistry Research, 21. pp. 922-931.

Sharma, A and Kumar, Vinod and Sinha, Arun K (2006) A Chemoselective Hydrogenation of the Olefinic Bond of a,b-Unsaturated Carbonyl Compounds in Aqueous Medium under Microwave Irradiation. Advanced Synthesis Catalysis, 348 (3). pp. 354-360. ISSN 1615-4150

Kumar, Vinod and Sharma, A and Sharma, Meenakshi and Sharma, U K and Sinha, Arun K (2007) DDQ catalyzed benzylic acetoxylation of arylalkanes: a case of exquisitely controlled oxidation under sonochemical activation*. Tetrahedron, 63. pp. 9718-9723.

Sharma, A and Sharma, N and Kumar, R and Shard, A and Sinha, Arun K (2010) Direct olefination of benzaldehydes into hydroxy functionalized oligo (p-phenylenevinylene)s via Pd-catalyzed heterodomino Knoevenagel-decarboxylation-Heck sequence and its application for fluoride sensing p-conjugated units. Chemical Communications, 46. pp. 3283-3285.

Kumar, Rajesh and Sharma, Nandini and Sharma , U K and Shard , Amit and Sinha, Arun K (2012) First Metal- and Base-Free Selective Oxidative Coupling of Thiols in Neat Ionic Liquids: NMR Probed “Ambiphilic” Character of Neutral [hmim]Br towards Atom-Efficient Synthesis of Disulfides. Journal of Advanced Synthesis & Catal., 354. pp. 2107-2112.

Singh, N P and Gupta , A P and Sinha, Arun K and Ahuja, Paramvir Singh (2005) High-performance thin layer chromatography method for quantitative determination of four major anthraquinone derivatives in Rheum emodi. Journal of Chromatography, 1077 (2). pp. 202-206. ISSN 0021-9673

Swaroop, A and Sinha, Arun K and Chawla, R and Arora, R and Sharma, R K and Kumar, J K (2005) Isolation and Characterization of 1,3-Dicapryloyl-2-linoleoylglycerol:A Novel Triglyceride from Berries of Hippophae rhamnoides. Chemical and Pharmaceutical Bulletin, 53 (8). pp. 1021-1024. ISSN 0009-2363

Kasana , Ramesh C and Sharma , U K and Sharma , N and Sinha, Arun K (2007) Isolation and Identification of a Novel Strain of Pseudomonas chlororaphis Capable of Transforming Isoeugenol to Vanillin. Current Microbiology, 54. pp. 457-461.

Sharma , N and Sharma, U K and Malik, S and Bhushan, Shashi and Kumar, Vinod and Verma , S C and Sharma, N and Sharma, Madhu and Sinha, Arun K (2008) Isolation and purification of acetylshikonin and b-acetoxyisovalerylshikonin from cell suspension cultures of Arnebia euchroma (Royle) Johnston using rapid preparative HPLC. Journal of Separation Science, 31. pp. 629-635.

Bhardwaj , A and Tewary, D K and Kumar, R and Kumar, Vinod and Sinha , Arun K and Shanker, Adarsh (2010) Larvicidal and Structure-Activity Studies of Natural Phenylpropanoids and Their Semisynthetic Derivatives against the Tobacco Armyworm Spodoptera litura (FAB.) (Lepidoptera: Noctuidae). Chemistry and Biodiversity, 7 (1). pp. 168-177. ISSN 1612-1872

Kumar , R and Sharma, N and Sharma, N and Sharma, A and Sinha, Arun K (2011) Metal-free activation of H2O2 by synergic effect of ionic liquid and microwave: chemoselective oxidation of benzylic alcohols to carbonyls and unexpected formation of anthraquinone in aqueous condition. Molecular Diversity, 15. pp. 687-695.

Sharma, A and Verma, S C and Saxena, N and Chadda, N and Singh, N P and Sinha, Arun K (2006) Microwave- and ultrasound-assisted extraction of vanillin and its quantification by high-performance liquid chromatography in Vanilla planifolia. Journal of Separation Science, 29. pp. 613-619.

Sharma, N and Sharma, U K and Ghosh, P and Sinha, Arun K and Sood , S and Gulati, Arvind (2009) Microwave-Assisted Efficient Extraction and Stability of Juglone in Different Solvents from Juglans regia: Quantification of Six Phenolic Constituents by Validated RP-HPLC and Evaluation of Antimicrobial Activity. Analytical Letters, 42. pp. 2592-2609.

Sharma, U K and Sharma, K and Sharma , N and Sharma, A and Singh, H P and Sinha, Arun K (2008) Microwave-Assisted Efficient Extraction of Different Parts of Hippophae rhamnoides for the Comparative Evaluation of Antioxidant Activity and Quantification of Its Phenolic Constituents by Reverse-Phase High-Performance Liquid Chromatography (RP-HPLC)†. Journal of Agriculture and Food Chemistry, 56. pp. 374-379.

Joshi, B P and Singh, N P and Sharma, A and Sinha, Arun K (2005) Microwave-assisted minutes synthesis of bioactive phenylbutanoids occurring in Zingiber cassumunar. Chemistry of Natural Compounds, 41 (4). pp. 370-373. ISSN 0009-3130

Sinha, Arun K and Joshi, B P and Sharma, A and Kumar, J K and Kaul , V K (2003) Microwave-assisted rapid synthesis of methyl 2,4,5-trimethoxyphenylpropionate, a metabolite of Cordia alliodora. Natural Product Research, 17 (6). pp. 419-422. ISSN 1478-6419

Kumar, R and Sharma, A and Sharma, N and Kumar, Vinod and Sinha, Arun K (2008) Neutral Ionic Liquid [hmim]Br as a Green Reagent and Solvent for the Mild and Efficient Dehydration of Benzyl Alcohols into (E)-Arylalkenes Under Microwave Irradiation. European Journal of Organic Chemistry. pp. 5577-5582.

Sinha, Arun K and Joshi, B P and Dogra, R (2001) One step conversion of toxic beta-asarone from Acorus calamus into 1-(2,4,5-trimethoxyphenyl)-1,2-dihydroxypropane and asaronaldehyde occurring in Piper clusii. Natural Product Letters, 15 (6). pp. 439-44. ISSN 1057-5634

Sharma, N and Sharma, A and Kumar, R and Shard, A and Sinha, Arun K (2010) One-Pot Two-Step Oxidative Cleavage of 1,2-Arylalkenes to Aryl Ketones Instead of Arylaldehydes in an Aqueous Medium: A Complementary Approach to Ozonolysis. European Jpurnal of Organic Chemistry. pp. 6025-6032.

Shukla, S K and Chaudhary, P and Kumar, I P and Samanta, N and Afrin, F and Gupta, M L and Sharma , U K and Sinha, Arun K and Sharma, Y K and Sharma, R K (2006) Protection From Radiation-InducedMitochondrial and Genomic DNA Damage by an Extract of Hippophae rhamnoides. Environmental and Molecular Mutagenesis, 47. pp. 647-656.

Malik, S and Sharma, N and Sharma , U K and Singh , NP and Bhushan, Shashi and Sharma, Madhu and Sinha, Arun K and Ahuja, Paramvir Singh (2010) Qualitative and quantitative analysis of anthraquinone derivatives in rhizomes of tissue culture-raised Rheum emodi Wall. plants. Journal of Plant Physiology, 167. pp. 749-756.

Sharma, U K and Sharma, N and Gupta , A P and Kumar, Vinod and Sinha, Arun K (2007) RP-HPTLC densitometric determination and validation of vanillin and related phenolic compounds in accelerated solvent extract of Vanilla planifolia*. Journal of Separation Science , 30. pp. 3174-3180.

Goel, H C and Prasad, J and Singh, S and Sagar, R K and Kumar, I P and Sinha, Arun K (2002) Radioprotection by a herbal preparation of Hippophae rhamnoides, RH-3, against whole body lethal irradiation in mice. Phytomed, 9. pp. 15-25.

Kumar, J K and Sinha, Arun K (2004) Resurgence of natural colourants: A holistic view. Natural Product Research, 18 (1). pp. 59-84. ISSN 1478-6419

Sharma, N and Sharma, U K and Gupta , A P and -------, Devla and Sinha, Arun K and Lal, Brij and Ahuja, Paramvir Singh (2009) Simultaneous densitometric determination of shikonin, acetylshikonin, and b-acetoxyisovalerylshikonin in ultrasonic-assisted extracts of four Arnebia species using reversed-phase thin layer chromatography. Journal of Separation Science, 32. pp. 3239-3245.

Swaroop, A and Gupta , A P and Sinha, Arun K (2005) Simultaneous determination of quercetin, rutin and coumaric acid in flowers of Rhododendron arboreum by HPTLC. Chromatographia, 62 (11-12). pp. 649-652. ISSN 0009-5893

Kumar, Vinod and Sharma, A and Sinha, Arun K (2006) Solid-Supported Green Synthesis of Substituted Hydrocinnamic Esters by Focused Microwave Irradiation. Helvetica chimica Acta, 89 (3). pp. 483-495.

Sharma, N and Mohanakrishan, Dinesh and Shard, A and Sharma , A and ---, Saima and Sinha, Arun K and Sahal, D (2012) Stilbene−Chalcone Hybrids: Design, Synthesis, and Evaluation as a New Class of Antimalarial Scaffolds That Trigger Cell Death through Stage Specific Apoptosis. Journal of Medicinal Chemistry, 55. pp. 297-311.

Sharma , U K and Sood, Swati and Sharma, Nandini and Rahi, P and Kumar, Rakesh and Sinha, Arun K (2013) Synthesis and SAR investigation of natural phenylpropenederived methoxylated cinnamaldehydes and their novel Schiff bases as potent antimicrobial and antioxidant agents. Medicinal Chemistry Research .

Shard, A and Sharma, N and Bharti, Richa and Dadhwal, Sumit and Kumar, R and Sinha, Arun K (2012) Tandem Heck/Decarboxylation/Heck Strategy: Protecting-Group-Free Synthesis of Symmetric and Unsymmetric Hydroxylated Stilbenoids. Angew. Chem. Int. Ed., 51. pp. 12250-12253.

Sinha, Arun K and Joshi, B P and Sharma, A and Goel, H C and Prasad, J (2004) Ultrasound-assisted conversion of toxic beta-asarone into nontoxic bioactive phenylpropanoid: Isoacoramone, a metabolite of Piper marginatum and Acorus tararinowii. Natural Product Research, 18 (3). pp. 219-223. ISSN 1478-6419

Sharma, A and Sharma, N and Kumar, R and Sharma, U K and Sinha, Arun K (2009) Water-promoted cascade synthesis of a-arylaldehydes from arylalkenes using N-halosuccinimides: an avenue for asymmetric oxidation using Cinchona organocatalysis. Chemical Communication, 35. pp. 5299-5301. ISSN 1359-7345

Sinha, Arun K and Sharma, A and Swaroop, A and Kumar, Vinod (2007) An efficient chemoselective strategy for the preparation of (E)-cinnamic esters from cinnamaldehydes using heterogeneous catalyst and DDQ. Tetrahedron, 63 (4). pp. 1000-1007. ISSN 0040-4020

Sinha, Arun K and Acharya , Ruchi and Joshi, B P (2002) A mild and convenient procedure for the conversion of toxic beta-asarone into rare phenylpropanoids: 2,4,5-trimethoxycinnamaldehyde and gamma-asarone. Journal of Natural Products , 65 (5). pp. 764-765. ISSN 0163-3864

Kumar, J K and Sinha, Arun K (2003) A new disubstituted acetylacetone from the leaves of Bidens pilosa Linn. Natural Product Research, 17 (1). pp. 71-74. ISSN 1478-6419

This list was generated on Sat Nov 23 17:16:18 2024 IST.