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, “Asymmetric synthesis of (+)-stagonolide C and (-)-aspinolide A via organocatalysis”, Tetrahedron-Asymmetry, vol. 23, no. 22-23, pp. 1534-1541, 2012.
, “Asymmetric synthesis of tetrahydroquinolin-3-ols via CoCl2-catalyzed reductive cyclization of nitro cyclic sulfites with NaBH4”, Organic Letters, vol. 11, no. 4, pp. 803-806, 2009.
, “CN-assisted oxidative cyclization of cyano cinnamates and styrene derivatives: a facile entry to 3-substituted chiral phthalides”, Organic & Biomolecular Chemistry, vol. 10, no. 18, pp. 3655-3661, 2012.
, “Cobalt(II) chloride hexahydrate-diisopropylamine catalyzed mild and chemoselective reduction of carboxylic esters with sodium borohydride”, Synthesis-Stuttgart, no. 4, pp. 660-664, 2009.
, “Co-catalyzed mild and chemoselective reduction of phenyl esters with NaBH(4): a practical synthesis of (R)-tolterodine”, Tetrahedron Letters, vol. 49, no. 23, pp. 3790-3793, 2008.
, “Co-catalyzed two-stereocentered hydrolytic kinetic resolution: application to the synthesis of yashabushidiols A and B and the lactone unit of compactin and mevinolin”, Tetrahedron-Asymmetry, vol. 26, no. 2-3, pp. 118-123, 2015.
, “Co(III)(salen)-catalyzed HKR of two stereocentered alkoxy- and azido epoxides: a concise enantioselective synthesis of (S,S)-reboxetine and (+)-epi-cytoxazone”, Chemical Communications, vol. 46, no. 27, pp. 5012-5014, 2010.
, “Co(III)(salen)-catalyzed phenolic kinetic resolution of two stereocentered benzyloxy and azido epoxides: its application in the synthesis of ICI-118,551, an anti-hypertensive agent”, Organic & Biomolecular Chemistry, vol. 12, no. 15, pp. 2349-2355, 2014.
, “Concise enantioselective syntheses of (+)-L-733,060 and (2S,3S)-3-hydroxypipecolicw acid by cobalt(III)(salen)-catalyzed two-stereocenter hydrolytic kinetic resolution of racemic azido epoxides”, Synlett, vol. 25, no. 1, pp. 102-104, 2014.
, “Concise enantioselective synthesis of 1,4-dideoxy-1,4-imino-D-arabinitol using Co(III)(salen)-catalyzed hydrolytic kinetic resolution of a two-stereocentered anti-azido epoxide”, Tetrahedron-Asymmetry, vol. 28, no. 1, pp. 162-165, 2017.
, “Concise enantioselective synthesis of (2S,3S)-3-hydroxypipecolic acid via proline catalyzed alpha-aminooxylation of aldehydes and Pd-catalyzed ether directed aza-Claisen rearrangements”, Tetrahedron-Asymmetry, vol. 26, no. 1, pp. 24-28, 2015.
, “Concise enantioselective synthesis of (+)-decarestrictine L via proline-catalyzed sequential alpha-aminooxylation and Horner-Wadsworth-Emmons olefination”, Tetrahedron-Asymmetry, vol. 20, no. 18, pp. 2173-2177, 2009.
, “Concise enantioselective synthesis of (+)-febrifugine”, Tetrahedron-Asymmetry, vol. 20, no. 1, pp. 84-88, 2009.
, “Concise enantioselective synthesis of (+)-goniodiol and (+)-8-methoxygoniodiol via Co-catalyzed HKR of anti-(2SR, 3RS)-3-methoxy-3-phenyl-1, 2-epoxypropane”, Tetrahedron Letters, vol. 52, no. 3, pp. 438-440, 2011.
, “Concise enantioselective synthesis of (+)-L-733,060 and (+)-T-2328 via sequential proline catalysis”, Synlett, vol. 27, no. 9, pp. 1339-1343, 2016.
, “Concise enantioselective synthesis of (+)-lentiginosine”, Tetrahedron-Asymmetry, vol. 20, no. 19, pp. 2287-2292, 2009.
, “Concise enantioselective synthesis of marine macrolide-stagonolide E via organocatalysis”, Tetrahedron-Asymmetry, vol. 26, no. 7, pp. 344-349, 2015.
, “Concise enantioselective synthesis of naturally active (S)-3-hydroxypiperidine”, Synthetic Communications, vol. 45, no. 13, pp. 1559-1565, 2015.
, “Concise enantioselective synthesis of (R)-(+)-goniothalamin oxide, a trypanocidal active agent via L-prolinol catalyzed asymmetric epoxidation of cinnamaldehyde”, Indian Journal of Chemistry Section B-Organic Chemistry Including Medicinal Chemistry, vol. 59, no. 3, pp. 393-398, 2020.
, “Concise enantioselective synthesis of (R)-selegiline, (S)-benzphetamine and formal synthesis of (R)-sitagliptin via electrophilic azidation of chiral imide enolates”, Tetrahedron-Asymmetry, vol. 26, no. 1, pp. 67-72, 2015.
, “Concise enantioselective synthesis of (+)-sertraline and (-)-CP-52002 using proline catalysis”, Tetrahedron Letters, vol. 57, no. 9, pp. 1053-1055, 2016.
, “Concise formal synthesis of (-)-(6R,11R,14R)-colletallol via D-proline catalysed alpha-aminooxylation-Wittig olefination strategy”, Indian Journal of Chemistry Section B-Organic Chemistry Including Medicinal Chemistry, vol. 58, no. 9, pp. 1029-1036, 2019.
, “Concise synthesis of (+/-)-clopidogrel via carboxylation of benzylamine with CO2”, Synthetic Communications, vol. 45, no. 18, pp. 2099-2105, 2015.
, “Concise synthesis of (+)-deoxoprosophylline via Co(III)(salen)-catalyzed two stereocentered HKR of racemic azido epoxides”, Tetrahedron Letters, vol. 53, no. 26, pp. 3213-3215, 2012.
, “Copper(I) bromide-catalyzed carbonylative coupling of aryl halides with phenols, alcohols and amines using sodium cyanide as C-1 source: a synthesis of carboxylic acid derivatives”, Advanced Synthesis & Catalysis, vol. 356, no. 10, pp. 2231-2238, 2014.
, “Cu-catalyzed debrominative cyanation of gem-dibromoolefins: a facile access to alpha,beta-unsaturated nitriles”, Organic & Biomolecular Chemistry, vol. 13, no. 21, pp. 5918-5923, 2015.
, “CuCN-Mediated cascade cyclization of 4-(2-bromophenyl)-2-butenoates: a high-yield synthesis of substituted naphthalene amino esters”, Journal of Organic Chemistry, vol. 78, no. 10, pp. 5045-5050, 2013.
, “Cu-II-exchanged montmorillonite K10 clay-catalyzed direct carboxylation of terminal alkynes with carbon dioxide”, Indian Journal of Chemistry Section A-Inorganic Bio-Inorganic Physical Theoretical & Analytical Chemistry, vol. 51, no. 9-10, pp. 1325-1329, 2012.
, “Cu(OTf)(2) catalyzed Biginelli type condensation of aldehydes, beta-keto esters and carbamates: synthesis of 3,4-dihydro[1,3]oxazin-2-ones”, Indian Journal of Chemistry Section B-Organic Chemistry including Medicinal Chemistry, vol. 47, no. 7, pp. 1091-1095, 2008.
, “Cu(OTf)(2) catalyzed high yield synthesis of hantzsch 1,4-dihydropyridines”, Indian Journal of Chemistry Section B-Organic Chemistry including Medicinal Chemistry, vol. 46, no. 2, pp. 331-335, 2007.
, “Cu(OTf)(2) or Et3N-catalyzed three-component condensation of aldehydes, amines and cyanides: a high yielding synthesis of alpha-aminonitriles”, Tetrahedron Letters, vol. 47, no. 32, pp. 5759-5762, 2006.
, “Cu(OTf)(2)-catalyzed alpha-halogenation of ketones with 1,3-dichloro-5,5 `-dimethylhydantoin and N-bromosuccinimide”, Indian Journal of Chemistry Section B-Organic Chemistry including Medicinal Chemistry, vol. 48, no. 10, pp. 1424-1430, 2009.
, “Diastereoselective synthesis of chiral 2,3-disubstituted lndolines via formal [3+2]-cycloaddition of arynes with gamma-amino-alpha,beta-unsaturated esters”, Journal of Organic Chemistry, vol. 82, no. 11, pp. 5940-5946, 2017.
, “Efficient organocatalytic route to the atorvastatin side-chain”, Tetrahedron Letter, vol. 48, no. 48, pp. 8544-8546, 2007.
, “Enantioselective synthesis of (+)-alpha-conhydrine and (-)-sedamine by L-proline-catalysed alpha-aminooxylation”, European Journal of Organic Chemistry, no. 18, pp. 3437-3444, 2010.
, “Enantioselective synthesis of (-)-cytoxazone and (+)-epi-cytoxazone, novel cytokine modulators via sharpless asymmetric epoxidation and L-proline catalyzed mannich reaction”, Tetrahedron, vol. 62, no. 24, pp. 5756-5762, 2006.
, “Enantioselective synthesis of (-)-cytoxazone and (+)-epi-cytoxazone via Rh-catalyzed diastereoselective oxidative C-H aminations”, Tetrahedron Letter, vol. 48, no. 1, pp. 65-68, 2007.
, “Enantioselective synthesis of guggultetrol and D-ribo-phytosphingosine tetraacetate via L-proline catalyzed sequential alpha-aminooxylation/Horner-Wardsworth-Emmons olefination-Sharpless asymmetric dihydroxylation strategy”, Tetrahedron-Asymmetry, vol. 26, no. 10-11, pp. 571-576, 2015.
, “Enantioselective synthesis of HIV protease inhibitor amprenavir via Co-catalyzed HKR of 2-(1-azido-2-phenylethyl)oxirane”, Tetrahedron-Asymmetry, vol. 23, no. 11-12, pp. 898-903, 2012.
, “Enantioselective synthesis of (S,S)-ethambutol using proline-catalyzed asymmetric alpha-aminooxylation and alpha-amination”, Tetrahedron-Asymmetry, vol. 17, no. 11, pp. 1738-1742, 2006.
, “Enantioselective synthesis of (S)-timolol via kinetic resolution of terminal epoxides and dihydroxylation of allylamines”, Tetrahedron, vol. 63, no. 14, pp. 3026-3030, 2007.
, “Facile enantioselective synthesis of (S)-N-(5-chlorothiophene-2-sulfonyl)-beta,beta-diethylalaninol via proline-catalyzed asymmetric alpha-aminooxylation and alpha-amination of aldehyde”, Tetrahedron Letters, vol. 51, no. 50, pp. 6565-6567, 2010.
, “First enantioselective synthesis of (2S,3S)-3-hydroxy-L-arginine via proline catalyzed alpha-aminooxylation of aldehyde and Pd-catalyzed ether-directed aza-Claisen rearrangement”, Tetrahedron-Asymmetry, vol. 26, no. 10-11, pp. 548-552, 2015.
, “First enantioselective synthesis of surinamensinol B and a non-natural polysphorin analogue by a two-stereocentered hydrolytic kinetic resolution”, European Journal of Organic Chemistry, vol. 33, pp. 7344-7351, 2015.
, “Formal enantioselective synthesis of (-)-epiquinamide by proline-catalyzed one-pot sequential -amination/propargylation of aldehyde and asymmetric dihydroxylation of olefin”, Synlett, vol. 27, no. 11, pp. 1699-1702, 2016.
, “Formal synthesis of (-) anisomycin via organocatalysis”, Arkivoc, pp. 88-94, 2009.
, “Formal total synthesis of anti-helicobacter pylori agent (+)-spirolaxine methyl ether”, Tetrahedron Letters, vol. 57, no. 1, pp. 25-28, 2016.
, “H-beta zeolite: an efficient, reusable catalyst for one-pot synthesis of isatins from anilines”, Acta Chimica Slovenica, vol. 57, no. 2, pp. 466-469, 2010.
, “Highly efficient regioselective synthesis of pyrroles via a tandem enamine formation-Michael addition-cyclization sequence under catalyst- and solvent-free conditions”, Green Chemistry, vol. 17, no. 6, pp. 3415-3423, 2015.
, “I-2-catalyzed regioselective Oxo- and hydroxy-acyloxylation of alkenes and enol ethers: a facile access to alpha-acyloxyketones, esters, and diol derivatives”, Organic Letters, vol. 16, no. 21, pp. 5674-5677, 2014.
, “I-2-mediated regioselective C-3 azidation of indoles”, Organic & Biomolecular Chemistry, vol. 14, no. 11, pp. 3027-3030, 2016.
, “"Metal-free'' synthesis of 1,2,3-triazoles via tandem azidation, intramolecular [3+2]-cycloaddition and aromatization of ethyl acrylate derivatives”, Tetrahedron Letters, vol. 59, no. 24, pp. 2365-2367, 2018.
, “NaIO4/KI/NaCl: a new reagent system for iodination of activated aromatics through in situ generation of iodine monochloride”, Tetrahedron Letters, vol. 47, no. 28, pp. 4793-4796, 2006.
, “NaIO4-KI-NaN3 as a new reagent system for C-H functionalization in hydrocarbons”, Tetrahedron Letters, vol. 49, no. 45, pp. 6401-6403, 2008.
, “NaIO4/LiBr-mediated aziridination of olefins using chloramine-T”, Tetrahedron Letters, vol. 51, no. 49, pp. 6460-6462, 2010.
, “NaIO4/LiBr-Mediated direct conversion of benzylic alcohols and aromatic aldehydes to aromatic esters”, Synthetic Communications, vol. 37, no. 16, pp. 2641-2646, 2007.
, “NaIO4-mediated asymmetric bromohydroxylation of alpha,beta-unsaturated carboxamides with high diastereoselectivity: a short route to (-)-cytoxazone and droxidopa”, Tetrahedron Letter, vol. 48, no. 8, pp. 1375-1378, 2007.
, “NaIO4-mediated selective oxidation of alkylarenes and benzylic bromides/alcohols to carbonyl derivatives using water as solvent”, Journal of Organic Chemistry, vol. 71, no. 13, pp. 5043-5046, 2006.
, “NaIO4-NaN3-mediated diazidation of styrenes, alkenes, benzylic alcohols, and aryl ketones”, Tetrahedron Letters, vol. 53, no. 32, pp. 4195-4198, 2012.
, “N-Heterocyclic carbene catalyzed esterification of aromatic aldehydes with alcohols under aerobic conditions”, RSC Advances, vol. 3, no. 6, pp. 1695-1698, 2013.
, “N-Heterocyclic carbene catalyzed oxidative coupling of alkenes/alpha-bromoacetophenones with aldehydes: a facile entry to alpha,beta-epoxy ketones”, Angewandte Chemie-International Edition, vol. 54, no. 47, pp. 14150-14153, 2015.
, “N-Heterocyclic carbene catalyzed oxidative stannylation of aldehydes: a facile entry to organotin(IV) carboxylates”, Tetrahedron Letters, vol. 54, no. 21, pp. 2679-2681, 2013.
, “N-Heterocyclic carbene catalyzed regioselective oxo-acyloxylation of alkenes with aromatic aldehydes: a high yield synthesis of alpha-acyloxy ketones and esters”, Organic & Biomolecular Chemistry, vol. 11, no. 38, pp. 6477-6482, 2013.
, “N-heterocyclic-carbene-catalyzed regioselective oxidative ring-opening of epoxides with aromatic aldehydes: a facile entry to alpha-acyloxyketones”, Asian Journal of Organic Chemistry, vol. 5, no. 1, pp. 48-51, 2016.
, “Ni-Catalyzed dimerization and hydroperfluoroarylation of 1,3-dienes”, Journal of Organic Chemistry, vol. 83 , no. 16, pp. 9267-9277, 2018.
, “Novel synthesis and characterization of titanium superoxide and its application in organic oxidative processes”, Catalysis Surveys from Asia, vol. 14, no. 1, pp. 21-32, 2010.
, “One-pot highly enantio- and diastereoselective synthesis of anti,anti vinylic 3-amino-1,2 diols via proline catalyzed sequential alpha-amination/benzoyloxyallylation of aldehydes”, RSC Advances, vol. 5, no. 28, pp. 21803-21805, 2015.
, “One-pot synthesis of cyclic carbonates from aldehydes, sulfur ylide, and CO2”, Synlett, vol. 25, no. 1, pp. 97-101, 2014.
, “Optically pure gamma-butyrolactones and epoxy esters via two stereocentered HKR of 3-substituted epoxy esters: a formal synthesis of (-)-paroxetine, Ro 67-8867 and (+)-eldanolide”, Organic & Biomolecular Chemistry, vol. 11, no. 8, pp. 1280-1285, 2013.
, “Organocatalytic [4+1]-annulation approach for the synthesis of densely functionalized pyrazolidine carboxylates”, RSC Advances, vol. 5, no. 80, pp. 65554-65559, 2015.
, “Organo-catalytic approach to the enantioselective synthesis of (R)-selegiline”, Tetrahedron, vol. 63, no. 39, pp. 9758-9763, 2007.
, “Organocatalytic route to enantioselective synthesis of ceramide trafficking inhibitor HPA-12”, Tetrahedron Letters, vol. 57, no. 22, pp. 2445-2447, 2016.
, “Organocatalytic sequential alpha-amination/corey-chaykovsky reaction of aldehydes: a high yield synthesis of 4-hydroxypyrazolidine derivatives”, Organic Letters, vol. 14, no. 10, pp. 2468-2471, 2012.
, “Organocatalytic sequential alpha-amination-horner-wadsworth-emmons olefination of aldehydes: enantioselective synthesis of gamma-amino-alpha,beta-unsaturated esters”, Organic Letters, vol. 9, no. 6, pp. 1001-1004, 2007.
, “P2O5-mediated Friedel-Crafts acylation of activated arenes with carboxylic acid as acylating agent”, Indian Journal of Chemistry Section B-Organic Chemistry Including Medicinal Chemistry, vol. 59, no. 12, pp. 1861-1867, 2020.
, “Palladium-catalyzed internal nucleophile-assisted hydration-olefin insertion cascade: diastereoselective synthesis of 2,3-dihydro-1H-inden-1-ones”, Organic Letters, vol. 18, no. 14, pp. 3442-3445, 2016.
, “Pd-catalyzed reductive cleavage of N-N bond in dibenzyl-1-alkylhydrazine-1,2-dicarboxylates with PMHS: application to a formal enantioselective synthesis of (R)-sitagliptin”, Tetrahedron Letters, vol. 57, no. 6, pp. 684-687, 2016.
, “Pd-catalyzed selective hydrosilylation of aryl ketones and aldehydes”, Tetrahedron Letters, vol. 53, no. 2, pp. 148-150, 2012.
, “Phosphine ligand and base-free, Pd-catalyzed oxidative cross-coupling reaction of arylboronic acids with arylmercuric acetates”, Arkivoc, no. Part No. 14, pp. 126-133, 2007.
, “Proline catalyzed enantioselective synthesis of (2S,3S)-3-hydroxypipecolic acid and formal synthesis of (+)-swainsonine”, Tetrahedron Letters, vol. 57, no. 19, pp. 2021-2024, 2016.
, “Proline catalyzed sequential alpha-amination/ Prins/ Ritter amidation of aldehydes: new method of construction of tetrahydropyran units”, Indian Journal of Chemistry Section B-Organic Chemistry Including Medicinal Chemistry, vol. 58, no. 9, pp. 1019-1028, 2019.
, “Proline catalyzed sequential alpha-aminooxylation or -amination/reductive cyclization of o-nitrohydrocinnamaldehydes: a high yield synthesis of chiral 3-substituted tetrahydroquinolines”, Organic & Biomolecular Chemistry, vol. 11, no. 22, pp. 3608-3611, 2013.
, “Proline-catalyzed alpha-aminooxylation of beta-amino aldehydes: access to enantiomerically pure syn- and anti-3-amino-3-aryl-1,2-alkanediols”, Synlett, vol. 26, no. 3, pp. 355-358, 2015.
, “Proline-catalyzed sequential syn-mannich and [4+1]-annulation cascade reactions to form densely functionalized pyrrolidines”, Journal of Organic Chemistry, vol. 80, no. 3, pp. 2024-2031, 2015.
, “Regioselective oxo-amination of alkenes and enol ethers with N-bromosuccinimide-dimethyl sulfoxide combination: a facile synthesis of alpha-amino-ketones and esters”, Organic Letters, vol. 18, no. 3, pp. 500-503, 2016.
, “Regiospecific azidoiodination of alkenes with sodium periodate, potassium iodide, and sodium azide: a high-yield synthesis of beta-iodoazides”, Synthesis-Stuttgart, no. 22, pp. 3879-3882, 2010.
, “Short and practical enantioselective synthesis of linezolid and eperezolid via proline-catalyzed asymmetric alpha-aminooxylation”, Tetrahedron Letters, vol. 47, no. 38, pp. 6799-6802, 2006.
, “Short enantioselective synthesis of (-)-bestatin via L-proline-catalyzed alpha-amination of an aldehyde”, Tetrahedron Letters, vol. 49, no. 48, pp. 6791-6793, 2008.
, “Short enantioselective synthesis of ephedrine, amphetamine and their analogues via two stereocentered Co(III)-catalyzed hydrolytic kinetic resolution of racemic syn-benzyloxy epoxide”, Tetrahedron Letters, vol. 56, no. 46, pp. 6488-6490, 2015.
, “Short enantioselective synthesis of guggultetrol, a naturally occurring lipid”, Tetrahedron-Asymmetry, vol. 21, no. 5, pp. 558-561, 2010.
, “Short enantioselective synthesis of (+)-L-733,060 via Shi epoxidation of a homoallylic carboxylate”, Tetrahedron Letters, vol. 49, no. 40, pp. 5736-5738, 2008.
, “Short enantioselective synthesis of the antiepileptic agent, levetiracetam based on proline-catalyzed asymmetric alpha-aminooxylation”, Tetrahedron Letters, vol. 47, no. 38, pp. 6813-6815, 2006.
, “Simple and efficient synthesis of isocoumarins and alkylidenephthalides from 3-(1-hydroxycarbethoxy/alkyl)phthalides with a DEAD/PPh3/TBHP system”, RSC Advances, vol. 4, no. 101, pp. 57658-57661, 2014.
, “Sodium periodate mediated oxidative transformations in organic synthesis”, Organic & Biomolecular Chemistry, vol. 13, no. 15, pp. 4374-4394, 2015.
, “Studies toward the total synthesis of (+)-neopeltolide using N-heterocyclic carbene-catalyzed oxo-acyloxylation/reductive oxa-Michael addition strategy”, Bulletin of the Korean Chemical Society, vol. 43, no. 10, pp. 1169-1172, 2022.
, “Titanium superoxide: a heterogeneous catalyst for anti-Markovnikov aminobromination of olefins”, Tetrahedron Letters, vol. 50, no. 23, pp. 2815-2817, 2009.
, “Triethyl phosphite/benzoyl peroxide mediated reductive dealkylation of O-benzoylhydroxylamines: a cascade synthesis of secondary amides”, European Journal of Organic Chemistry, vol. 2020, no. 27, pp. 4235-4238, 2020.
, “WO3/70% TBHP/aqueous NaOH: an efficient catalytic combination for the selective oxidation of methylarenes and alkyl aryl ketones to benzoic acids”, European Journal of Organic Chemistry, no. 29, pp. 4877-4880, 2008.