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Number of items: 107. Bisai, Alakesh ; Singh, Vinod K. (2012) Enantioselective one-pot three-component synthesis of propargylamines catalyzed by copper(I)-pyridinebis-(oxazoline) complexes Tetrahedron, 68 (17). pp. 3480-3486. ISSN 0040-4020 Rana, Nirmal K. ; Unhale, Rajshekhar ; Singh, Vinod K. (2012) Enantioselective sulfa-Michael addition of thioacids to α, β - unsaturated ketones with bifunctional organocatalyst Tetrahedron Letters, 53 (16). pp. 2121-2124. ISSN 0040-4039 Allu, Suresh ; Molleti, Nagaraju ; Panem, Ramachandrarao ; Singh, Vinod K. (2011) Enantioselective organocatalytic Aldol reaction of unactivated ketones with isatins Tetrahedron Letters, 52 (32). pp. 4080-4083. ISSN 0040-4039 Rana, Nirmal K. ; Singh, Vinod K. (2011) Enantioselective enolate protonation in sulfa-Michael addition to α-substituted N-acryloyloxazolidin-2-ones with bifunctional organocatalyst Organic Letters, 13 (24). pp. 6520-6523. ISSN 1523-7060 Ray, Sumit K. ; Singh, Pradeep K. ; Singh, Vinod K. (2011) Enantioselective michael addition of malonates to 2-enoylpyridine N-oxides catalyzed by chiral bisoxazoline-Zn(II) complex Organic Letters, 13 (21). pp. 5812-5815. ISSN 1523-7060 Bisai, Vishnumaya ; Singh, Vinod K. (2011) Organocatalytic enantioselective direct Aldol reaction in aqueous media catalyzed by a bifunctional diamine catalyst Synlett, 2011 (4). pp. 481-484. ISSN 0936-5214 Raj, Monika ; Veerasamy, Nagarathanam ; Singh, Vinod K. (2010) Highly enantioselective synthesis of 3-cycloalkanone-3-hydroxy-2-oxindoles, potential anticonvulsants Tetrahedron Letters, 51 (16). pp. 2157-2159. ISSN 0040-4039 Rana, Nirmal K. ; Selvakumar, Sermadurai ; Singh, Vinod K. (2010) Highly enantioselective organocatalytic sulfa-Michael addition to α,β-unsaturated ketones The Journal of Organic Chemistry, 75 (6). pp. 2089-2091. ISSN 0022-3263 Allu, Suresh ; Selvakumar, Sermadurai ; Singh, Vinod K. (2010) Asymmetric organocatalytic Michael-type reaction of phosphorus ylides to nitroolefins: synthesis of γ-nitro-β-aryl-α-methylene carboxylic esters Tetrahedron Letters, 51 (2). pp. 446-448. ISSN 0040-4039 Singh, Pradeep K. ; Singh, Vinod K. (2010) Enantioselective Friedel-Crafts alkylation of pyrroles catalyzed by PYBOX-DIPH-Zn(II) complexes Organic Letters, 12 (1). pp. 80-83. ISSN 1523-7060 Singh, Pradeep K. ; Singh, Vinod K. (2010) Enantioselective reactions catalyzed by chiral pyridine 2,6-bis(5',5'- diphenyloxazoline) - metal complexes Pure and Applied Chemistry, 82 (9). pp. 1845-1853. ISSN 0033-4545 Garg, Ashish ; Singh, Vinod K. (2009) A facile approach towards synthesis of verbalactone and biologically active δ-lactones using D-glucose Tetrahedron, 65 (42). pp. 8677-8682. ISSN 0040-4020 Vishnumaya, Monika Raj ; Singh, Vinod K. (2009) Highly efficient small organic molecules for enantioselective direct aldol reaction in organic and aqueous media The Journal of Organic Chemistry, 74 (11). pp. 4289-4297. ISSN 0022-3263 Raj, Monika ; Parashari, Gopal S. ; Singh, Vinod K. (2009) Highly enantioselective organocatalytic syn- and anti-aldol reactions in aqueous medium Advanced Synthesis & Catalysis, 351 (9). pp. 1284-1288. ISSN 1615-4150 Kumar, Manoj ; Pandey, Sanjay K. ; Gandhi, Shikha ; Singh, Vinod K. (2009) PPh3/halogenating agent-mediated highly efficient ring opening of activated and non-activated aziridines Tetrahedron Letters, 50 (3). pp. 363-365. ISSN 0040-4039 Selvakumar, Sermadurai ; Sivasankaran, Dhanasekaran ; Singh, Vinod K. (2009) Enantioselective Henry reaction catalyzed by C2-symmetric chiral diamine–copper(II) complex Organic and Biomolecular Chemistry, 7 (15). pp. 3156-3162. ISSN 1477-0520 Raj, Monika ; Singh, Vinod K. (2009) Organocatalytic reactions in water Chemical Communications (44). pp. 6687-6703. ISSN 1359-7345 Gandhi, Shikha ; Singh, Vinod K. (2008) Synthesis of chiral organocatalysts derived from aziridines: application in asymmetric aldol reaction The Journal of Organic Chemistry, 73 (23). pp. 9411-9416. ISSN 0022-3263 Singh, Pradeep K. ; Singh, Vinod K. (2008) Highly enantioselective Friedel-Crafts reaction of indoles with 2-enoylpyridine 1-oxides catalyzed by chiral pyridine 2,6-bis(5',5'-diphenyloxazoline)-Cu(II) complexes Organic Letters, 10 (18). pp. 4121-4124. ISSN 1523-7060 Kumar, Manoj ; Gandhi, Shikha ; Kalra, Swinderjeet Singh ; Singh, Vinod K. (2008) Efficient ring opening of aziridines with carboxylic acids Synthetic Communications, 38 (10). pp. 1527-1532. ISSN 0039-7911 Selvakumar, Sermadurai ; Baktharaman, Sivaraj ; Singh, Vinod K. (2007) Lewis acid-mediated rearrangement of activated cyclic amines: a facile synthetic protocol for the preparation of amino carbonyl compounds The Journal of Organic Chemistry, 72 (26). pp. 10141-10146. ISSN 0022-3263 Dwivedi, Sandeep K. ; Gandhi, Shikha ; Rastogi, Namrata ; Singh, Vinod K. (2007) Lewis acid catalyzed regioselective ring opening of azetidines with alcohols and thiols Tetrahedron Letters, 48 (31). pp. 5375-5377. ISSN 0040-4039 Maya, Vishnu ; Raj, Monika ; Singh, Vinod K. (2007) Highly enantioselective organocatalytic direct aldol reaction in an aqueous medium Organic Letters, 9 (13). pp. 2593-2595. ISSN 1523-7060 Vishnumaya, ; Singh, Vinod K. (2007) Highly enantioselective water-compatible organocatalyst for Michael reaction of ketones to nitroolefins Organic Letters, 9 (6). pp. 1117-1119. ISSN 1523-7060 Bisai, Alakesh ; Singh, Vinod K. (2007) An efficient approach to 2-substituted N-tosylpiperdines: asymmetric synthesis of 2-(2-hydroxy substituted)piperidine alkaloids Tetrahedron Letters, 48 (11). pp. 1907-1910. ISSN 0040-4039 Singh, Pradeep K. ; Bisai, Alakesh ; Singh, Vinod K. (2007) Enantioselective Friedel–Crafts alkylation of indoles with nitroalkenes catalyzed by a bis(oxazoline)–Cu(II) complex Tetrahedron Letters, 48 (7). pp. 1127-1129. ISSN 0040-4039 Bisai, Alakesh ; Singh, Pradeep K. ; Singh, Vinod K. (2007) Enantioselective diethylzinc addition to aldehydes catalyzed by Ti(IV) complex of unsymmetrical chiral bis(sulfonamide) ligands of trans-cyclohexane 1,2-diamine Tetrahedron, 63 (3). pp. 598-601. ISSN 0040-4020 Pandey, Sanjay K. ; Bisai, Alakesh ; Singh, Vinod K. (2007) Activation of DMSO by phosphonitrilic chloride: an efficient method for oxidation of alcohols Synthetic Communications, 37 (23). pp. 4099-4103. ISSN 0039-7911 Bisai, Alakesh ; Bhanu Prasad, B. A. ; Singh, Vinod K. (2007) Aminolysis of N-tosylaziridines: an approach to asymmetric synthesis of symmetric and unsymmetric chiral sulfonamide ligands ARKIVOC, 2007 . pp. 20-37. ISSN 1424-6376 Ginotra, Sandeep K. ; Singh, Vinod K. (2007) Enantioselective Henry reaction catalyzed by a C2-symmetric bis(oxazoline)-Cu(OAc)2·H2O complex Organic and Biomolecular Chemistry, 5 (24). pp. 3932-3937. ISSN 1477-0520 Gandhi, Shikha ; Bisai, Alakesh ; Bhanu Prasad, B. A. ; Singh, Vinod K. (2007) Studies on the reaction of aziridines with nitriles and carbonyls: synthesis of imidazolines and oxazolidines Journal of Organic Chemistry, 72 (6). pp. 2133-2142. ISSN 0022-3263 Garg, Ashish ; Singh, Ravi P. ; Singh, Vinod K. (2006) Asymmetric synthesis of (+)-cardiobutanolide Tetrahedron, 62 (48). pp. 11240-11244. ISSN 0040-4020 Raj, Monika ; Vishnumaya, ; Ginotra, Sandeep K. ; Singh, Vinod K. (2006) Highly enantioselective direct aldol reaction catalyzed by organic molecules Organic Letters, 8 (18). pp. 4097-4099. ISSN 1523-7060 Bisai, Alakesh ; Singh, Vinod K. (2006) Enantioselective one-pot three-component synthesis of propargylamines Organic Letters, 8 (11). pp. 2405-2408. ISSN 1523-7060 Ginotra, Sandeep K. ; Singh, Vinod K. (2006) Enantioselective oxidation of olefins catalyzed by chiral copper bis(oxazolinyl)pyridine complexes: a reassessment Tetrahedron, 62 (15). pp. 3573-3581. ISSN 0040-4020 Pandey, Manoj K. ; Bisai, Alakesh ; Singh, Vinod K. (2006) Enantioselective turnover in glyoxylate-ene reactions catalyzed by chiral copper complexes Tetrahedron Letters, 47 (6). pp. 897-900. ISSN 0040-4039 Baktharaman, Sivaraj ; Selvakumar, Sermadurai ; Singh, Vinod K. (2006) Cleavage of activated cyclic amines: unprecedented approach toward 2-substituted cyclobutanones Organic Letters, 8 (19). pp. 4335-4338. ISSN 1523-7060 Ginotra, Sandeep K. ; Singh, Vinod K. (2006) Studies on enantioselective allylic oxidation of olefins using peresters catalyzed by Cu(I)-complexes of chiral pybox ligands Organic and Biomolecular Chemistry, 4 (23). pp. 4370-4374. ISSN 1477-0520 Bisai, Alakesh ; Bhanu Prasad, B. A. ; Singh, Vinod K. (2005) Synthesis of chiral vicinal C2 symmetric and unsymmetric bis(sulfonamide) ligands based on trans-1,2-cyclohexanediamine by aminolysis of N-tosylaziridines Tetrahedron Letters, 46 (46). pp. 7935-7939. ISSN 0040-4039 Baktharaman, S. ; Selvakumar, S. ; Singh, Vinod K. (2005) Asymmetric synthesis of all the stereoisomers of tarchonanthuslactone Tetrahedron Letters, 46 (44). pp. 7527-7529. ISSN 0040-4039 Pandey, Manoj K. ; Bisai, Alakesh ; Pandey, Ankur ; Singh, Vinod K. (2005) Imino-ene reaction of N-tosyl arylaldimines with α-methylstyrene: application in the synthesis of important amines Tetrahedron Letters, 46 (30). pp. 5039-5041. ISSN 0040-4039 Pandey, Ghanshyam ; Singh, Ravi P. ; Garg, Ashish ; Singh, Vinod K. (2005) Synthesis of Mannich type products via a three-component coupling reaction Tetrahedron Letters, 46 (12). pp. 2137-2140. ISSN 0040-4039 Bhanu Prasad, B. A. ; Bisai, Alakesh ; Singh, Vinod K. (2004) 2-aryl-N-tosylazetidines as formal 1,4-dipoles for [4 + 2] cycloaddition reactions with nitriles: an easy access to the tetrahydropyrimidine derivatives Organic Letters, 6 (26). pp. 4829-4831. ISSN 1523-7060 Pandey, Manoj K. ; Bisai, Alakesh ; Singh, Vinod K. (2004) Regioselective ring opening of aziridines with activated DMF complexes: a facile synthesis of β-haloamines Tetrahedron Letters, 45 (52). pp. 9661-9663. ISSN 0040-4039 Bhanu Prasad, B. A. ; Bisai, Alakesh ; Singh, Vinod K. (2004) Trimethylsilyl cyanide addition to aldimines and its application in the synthesis of (S)-phenylglycine methyl ester Tetrahedron Letters, 45 (52). pp. 9565-9567. ISSN 0040-4039 Singh, Ravi P. ; Singh, Vinod K. (2004) Facile one-step synthesis of β-alkoxy lactone via sequential lactonization and 1,4-addition of alkoxide group: total synthesis of all stereoisomers of dihydrokawain-5-ol The Journal of Organic Chemistry, 69 (10). pp. 3425-3430. ISSN 0022-3263 Bhanu Prasad, B. A. ; Pandey, Ghanshyam ; Singh, Vinod K. (2004) Synthesis of substituted imidazolines via [3+2]-cycloaddition of aziridines with nitriles Tetrahedron Letters, 45 (6). pp. 1137-1141. ISSN 0040-4039 Bisai, Alakesh ; Pandey, Ghanshyam ; Pandey, Manoj K. ; Singh, Vinod K. (2003) Do aziridines require Lewis acids for cleavage with ionic nucleophiles? Tetrahedron Letters, 44 (31). pp. 5839-5841. ISSN 0040-4039 Kamble, Rajesh M. ; Singh, Vinod K. (2003) Enantioselective phenylacetylene addition to aldehydes induced by Cinchona alkaloids Tetrahedron Letters, 44 (28). pp. 5347-5349. ISSN 0040-4039 Chandrasekhar, M. ; Chandra, Kusum L. ; Singh, Vinod K. (2003) Total synthesis of (+)-boronolide, (+)-deacetylboronolide, and (+)-dideacetylboronolide The Journal of Organic Chemistry, 68 (10). pp. 4039-4045. ISSN 0022-3263 Vijaya Anand, R. ; Baktharaman, S. ; Singh, Vinod K. (2003) A ring-closing metathesis approach toward formal total synthesis of (+)-diplodialide A The Journal of Organic Chemistry, 68 (8). pp. 3356-3359. ISSN 0022-3263 Raina, Sushil ; Bhanu Prasad, B. A. ; Singh, Vinod K. (2003) A model synthetic approach towards the furanacetal component of azadirachtin: a potent insect antifeedant ARKIVOC, 2003 . pp. 16-24. ISSN 1424-6376 Bisai, Alakesh ; Chandrasekhar, M. ; Singh, Vinod K. (2002) An alternative to the Swern oxidation Tetrahedron Letters, 43 (46). pp. 8355-8357. ISSN 0040-4039 Bhanu Prasad, B. A. ; Sanghi, Rashmi ; Singh, Vinod K. (2002) Studies on ring cleavage of aziridines with hydroxyl compounds Tetrahedron, 58 (36). pp. 7355-7363. ISSN 0040-4020 Kamble, R. M. ; Chandrasekhar, M. ; Singh, V. K. (2002) Catalytic enantioselective allylic oxidation of olefins Proceedings of the Indian National Science Academy - Part A: Physical Sciences, 68 (5). pp. 423-433. ISSN 0370-0046 Vijaya Anand, R. ; Baktharaman, S. ; Singh, Vinod K. (2002) Elaboration of a Baylis–Hillman adduct to (−)-acaterin and its diastereomer through ring closing metathesis Tetrahedron Letters, 43 (31). pp. 5393-5395. ISSN 0040-4039 Chandra, Kusum L. ; Chandrasekhar, M. ; Singh, Vinod K. (2002) Total synthesis of (−)- and (+)-lentiginosine The Journal of Organic Chemistry, 67 (13). pp. 4630-4633. ISSN 0022-3263 Saravanan, P. ; Bisai, Alakesh ; Baktharaman, S. ; Chandrasekhar, M. ; Singh, Vinod K. (2002) Synthesis of chiral non-racemic 1,2-diamines from O-acetyl mandelic acid: application in enantioselective deprotonation of epoxides and diethylzinc addition to aldehydes Tetrahedron, 58 (23). pp. 4693-4706. ISSN 0040-4020 Vijaya Anand, R. ; Pandey, Ghanshyam ; Singh , Vinod K. (2002) Silica gel induced cleavage of aziridines by aromatic amines under solvent free conditions Tetrahedron Letters, 43 (22). pp. 3975-3976. ISSN 0040-4039 Chandra, Kusum L. ; Bisai, Alakesh ; Saravanan, P. ; Singh, Vinod K. (2002) A one-pot synthesis of β-chloro acetates/benzoates from epoxides Journal of Chemical Research, 2002 (5). pp. 221-223. ISSN 0308-2342 Chandrasekhar, M. ; Chandra, Kusum L. ; Singh, Vinod K. (2002) An efficient strategy for the synthesis of 5-hydroxyalkylbutan-4-olides from D-mannitol: total synthesis of (-)-muricatacin Tetrahedron Letters, 43 (15). pp. 2773-2775. ISSN 0040-4039 Chandra, Kusum L. ; Saravanan, P. ; Singh, Rajesh K. ; Singh, Vinod K. (2002) Lewis acid catalyzed acylation reactions: scope and limitations Tetrahedron, 58 (7). pp. 1369-1374. ISSN 0040-4020 Kamble, Rajesh M. ; Singh, Vinod K. (2001) An efficient method for allylation of ketones with tetra-allylstannane Tetrahedron Letters, 42 (42). pp. 7525-7526. ISSN 0040-4039 Chandra, Kusum L. ; Saravanan, P. ; Singh, Vinod K. (2001) One-step conversion of silyl/THP ethers into the corresponding acetates Tetrahedron Letters, 42 (31). pp. 5309-5311. ISSN 0040-4039 Singh, Ravi P. ; Kamble, Rajesh M. ; Chandra, Kusum L. ; Saravanan, P. ; Singh, Vinod K. (2001) An efficient method for aromatic Friedel–Crafts alkylation, acylation, benzoylation, and sulfonylation reactions Tetrahedron, 57 (1). pp. 241-247. ISSN 0040-4020 Saravanan, P. ; Singh, Vinod K. (2001) An efficient synthesis of (3R,4R)-O-isopropylidene-1,6-hexanediol Synthetic Communications, 31 (9). pp. 1383-1388. ISSN 0039-7911 Chandrasekhar, M. ; Sekar, G. ; Singh, Vinod K. (2000) An efficient method for opening nonactivated aziridines with TMS azide: application in the synthesis of chiral 1,2-diaminocyclohexane Tetrahedron Letters, 41 (51). pp. 10079-10083. ISSN 0040-4039 Chandrasekhar, Musti ; Raina, Sushil ; Singh, Vinod K. (2000) Formal total synthesis of (+)-boronolide Tetrahedron Letters, 41 (25). pp. 4969-4971. ISSN 0040-4039 Bhanu Prasad, B. A. ; Sekar, G. ; Singh, Vinod K. (2000) An efficient method for the cleavage of aziridines using hydroxyl compounds Tetrahedron Letters, 41 (23). pp. 4677-4679. ISSN 0040-4039 Vijaya Anand, R. ; Singh, Vinod K. (2000) Triphase catalysis in epoxidation of α,β-enones with polymer bound quaternary ammonium salt Synlett, 2000 (6). 0807-0808. ISSN 0936-5214 Chandra, Kusum Lata ; Saravanan, P. ; Singh, Vinod K. (2000) An efficient method for diacetylation of aldehydes Synlett, 2000 (3). pp. 359-360. ISSN 0936-5214 Sekar, Govindasamy ; Kamble, Rajesh M. ; Singh, Vinod K. (1999) Enantiomerically pure N-aryl-β-amino alcohols by enzymatic resolution Tetrahedron: Asymmetry, 10 (19). pp. 3663-3666. ISSN 0957-4166 Sekar, Govindasamy ; Singh, Vinod K. (1999) Efficient method for cleavage of aziridines with aromatic amines The Journal of Organic Chemistry, 64 (7). pp. 2537-2539. ISSN 0022-3263 Saravanan, Parthasarathy ; Singh, Vinod K. (1999) An efficient method for acylation reactions Tetrahedron Letters, 40 (13). pp. 2611-2614. ISSN 0040-4039 Sekar, Govindasamy ; Singh, Vinod K. (1999) An efficient method for cleavage of epoxides with aromatic amines The Journal of Organic Chemistry, 64 (1). pp. 287-289. ISSN 0022-3263 Vijaya Anand, R. ; Saravanan, P. ; Singh, Vinod K. (1999) Solvent free thioacetalization of carbonyl compounds catalyzed by Cu(OTf)2-SiO2 Synlett, 1999 (4). pp. 415-416. ISSN 0936-5214 Saravanan, P. ; Vijaya Anand, R. ; Singh, Vinod K. (1998) Cu(OTf)2 catalyzed trimethylsilyl cyanide addition to carbonyl compounds Tetrahedron Letters, 39 (22). pp. 3823-3824. ISSN 0040-4039 Saravanan, P. ; Chandrasekhar, M. ; Vijaya Anand, R. ; Singh, Vinod K. (1998) An efficient method for deprotection of acetals Tetrahedron Letters, 39 (19). pp. 3091-3092. ISSN 0040-4039 Sekar, Govindasamy ; DattaGupta, Arpita ; Singh, Vinod K. (1998) Asymmetric Kharasch reaction: catalytic enantioselective allylic oxidation of olefins using chiral pyridine bis(diphenyloxazoline)-copper complexes and tert-butyl perbenzoate The Journal of Organic Chemistry, 63 (9). pp. 2961-2967. ISSN 0022-3263 Saravanan, Parthasarathy ; Singh, Vinod K. (1998) An efficient synthesis of chiral nonracemic diamines: application in asymmetric synthesis Tetrahedron Letters, 39 (1-2). pp. 167-170. ISSN 0040-4039 Saravanan, P. ; Singh, Vinod K. (1998) Synthesis of (3R,4R)-Hexane-3,4-diol from D-mannitol Journal of Chemical Research, Synopses (9). p. 497. ISSN 0308-2350 Saravanan, P. ; Raina, Sushil ; Sambamurthy, T. ; Singh, Vinod K. (1997) A practical synthesis of (2R,5R)-2,5-hexanediol The Journal of Organic Chemistry, 62 (8). pp. 2669-2670. ISSN 0022-3263 Saravanan, Parthasarathy ; DattaGupta, Arpita ; Bhuniya, Debnath ; Singh, Vinod K. (1997) Studies in the rearrangement of epoxides with lithium dialkylamide-lithium tert-butoxide Tetrahedron, 53 (5). pp. 1855-1860. ISSN 0040-4020 Yadav, Arpita ; Singh, Vinod Kumar (1997) The antineoplastic behaviour of nitrosoureas: an ab initio study Journal of Molecular Structure: THEOCHEM, 389 (1-2). pp. 191-198. ISSN 0166-1280 Singh, Vinod K. ; DattaGupta, Arpita ; Sekar, G. (1997) Catalytic enantioselective cyclopropanation of olefins using carbenoid chemistry Synthesis, 1997 (2). pp. 137-149. ISSN 0039-7881 Saravanan, Parthasarathy ; Gupta, Suparna ; DattaGupta, Arpita ; Gupta, Sonia ; Singh, Vinod K. (1997) Reductive cleavage of tert-butyldimethylsilyl ether via intramolecular transfer of hydride Synthetic Communications, 27 (15). pp. 2695-2699. ISSN 0039-7911 Sekar, Govindasamy ; DattaGupta, Arpita ; Singh, Vinod K. (1996) Cu(OTf)2 - DBN/DBU complex as an efficient catalyst for allylic oxidation of olefins with tert-butyl perbenzoate Tetrahedron Letters, 37 (46). pp. 8435-8436. ISSN 0040-4039 Bhuniya, Debnath ; DattaGupta, Arpita ; Singh, Vinod K. (1996) Design, synthesis, and application of chiral nonracemic lithium amide bases in enantioselective deprotonation of epoxides The Journal of Organic Chemistry, 61 (18). pp. 6108-6113. ISSN 0022-3263 DattaGupta, Arpita ; Singh, Vinod K. (1996) Catalytic enantioselective allylic oxidation of olefins with copper complexes of chiral nonracemic bis(oxazolinyl)pyridine type ligands Tetrahedron Letters, 37 (15). pp. 2633-2636. ISSN 0040-4039 Raina, Sushil ; Singh, Vinod K. (1996) Asymmetric synthesis of 5-hexadecanolide, pheromone of the queen of the Oriental hornet, Vespa orientalis Tetrahedron, 52 (12). pp. 4479-4484. ISSN 0040-4020 Raina, Sushil ; Srivastava, Kamal K. ; Sampath Kumar, E. ; Singh, Vinod K. (1996) Facile bromination of O-benzylidene sugar and THP ethers with NBS in chloroform in the presence of AIBN Synthetic Communications, 26 (1). pp. 121-125. ISSN 0039-7911 DattaGupta, Arpita ; Singh, Ramsharan ; Singh, Vinod K. (1996) A mild and efficient method for the cleavage of tert-butyldimethylsilyl and tetrahydropyranyl ethers by ceric ammonium nitrate in methanol Synlett, 1996 (1). pp. 69-71. ISSN 0936-5214 Corey, E. J. ; Virgil, Scott C. ; Cheng, Hengmiao ; Hunter Baker, C. ; Matsuda, Seiichi P. T. ; Singh, Vinod ; Sarshar, Sepehr (1995) New insights regarding the cyclization pathway for sterol biosynthesis from (S)-2,3-oxidosqualene Journal of the American Chemical Society, 117 (47). pp. 11819-11820. ISSN 0002-7863 Bhuniya, Debnath ; Gupta, Arpita Datta ; Singh, Vinod K. (1995) Synthesis of versatile intermediates for cyclopentanoid natural products via enantioselective deprotonation of substituted cyclopentene oxide Tetrahedron Letters, 36 (16). pp. 2847-2850. ISSN 0040-4039 Raina, Sushil ; Singh, Vinod K. (1995) Reaction of epoxides with activated DMSO reagent. General method for synthesis of α-chlorocarbonyl compounds: application in asymmetric synthesis of (3S)-2,3-oxidosqualene Tetrahedron, 51 (8). pp. 2467-2476. ISSN 0040-4020 Raina, Sushil ; Singh, Vinod K. (1995) DDQ as a mild and efficient catalyst for deprotection of tetrahydropyranyl ethers Synthetic Communications, 25 (16). pp. 2395-2400. ISSN 0039-7911 Mishra, Lallan ; Singh, Vinod Kumar (1994) Copper(II) and zinc(II) chelates of some bisheterocycles as fungicides Synthesis and Reactivity in Inorganic and Metal-Organic Chemistry, 24 (1). pp. 95-115. ISSN 0094-5714 Bhuniya, Debnath ; Singh, Vinod K. (1994) Enantioselective deprotonation of cyclohexene oxide to (R)-2-cyclohexen-1-ol Synthetic Communications, 24 (10). pp. 1475-1481. ISSN 0039-7911 Bhuniya, Debnath ; Singh, Vinod K. (1994) Homochiral lithium amides: enantioselective deprotonation of cyclohexene oxide Synthetic Communications, 24 (3). pp. 375-385. ISSN 0039-7911 Gupta, Arpita Datta ; Bhuniya, Debnath ; Singh, Vinod K. (1994) Synthesis of homochiral bis (oxazolinyl) pyridine type ligands for asymmetric cyclopropanation reactions Tetrahedron, 50 (48). pp. 13725-13730. ISSN 0040-4020 Moriarty, R. M. ; Zhuang, H. ; Penmasta, R. ; Liu, K. ; Awasthi, A. K. ; Tuladhar, S. M. ; Rao, M. S. C. ; Singh, V. K. (1993) Inversion of configuration of α-trisubstituted(neopentyl) type secondary alcohols Tetrahedron Letters, 34 (50). pp. 8029-8032. ISSN 0040-4039 Mishra, Lallan ; Upadhyay, Kaushal Kumar ; Singh, Vinod Kumar (1993) Synthetic, spectroscopic and antifungal studies of cobalt(II), nickel(II), copper(II) and zinc(II) cowlexes derived from tetradentate thioiminato Schiff base ligands and some nitrogsnous base adducts of nickel(II) complexes Synthesis and Reactivity in Inorganic and Metal-Organic Chemistry, 23 (10). pp. 1767-1780. ISSN 0094-5714 Raina, Sushil ; Bhuniya, Debnath ; Singh, Vinod K. (1992) A mild method for conversion of epoxides into α-chloro ketones Tetrahedron Letters, 33 (40). pp. 6021-6022. ISSN 0040-4039 Singh, Vinod K. (1992) Practical and useful methods for the enantioselective reduction of unsymmetrical ketones Synthesis, 1992 (7). pp. 605-617. ISSN 0039-7881 Carvalho, Chris ; Cullen, William R. ; Fryzuk, Michael D. ; Jacobs, Helen ; James, Brian R. ; Kutney, James P. ; Piotrowska, Krystyna ; Singh, Vinod K. (1989) The chemistry of thujone. Part XIV. Synthesis of biologically active aryl terpenoid analogues Helvetica Chimica Acta, 72 (2). pp. 205-212. ISSN 0018-019X Corey, E. J. ; Bakshi, Raman K. ; Shibata, Saizo ; Chen, Chung Pin ; Singh, Vinod K. (1987) A stable and easily prepared catalyst for the enantioselective reduction of ketones. Applications to multistep syntheses Journal of the American Chemical Society, 109 (25). pp. 7925-7926. ISSN 0002-7863 Benn, M. H. ; Singh, Vinod K. (1986) A simple, biogenetically modeled synthesis of 4-(methylthio)butyl thiocyanate: the reaction of thiocyanate anion with S-methyl-(1,n)-epithionium ions Canadian Journal of Chemistry, 64 (5). pp. 940-942. ISSN 0008-4042 |