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JOHN KALLIKAT Augustine
JOHN KALLIKAT Augustine
Syngene International Ltd, Bangalore, India
在 syngeneintl.com 的电子邮件经过验证
标题
引用次数
引用次数
年份
An efficient catalytic method for the Beckmann rearrangement of ketoximes to amides and aldoximes to nitriles mediated by propylphosphonic anhydride (T3P®)
JK Augustine, R Kumar, A Bombrun, AB Mandal
Tetrahedron Letters 52 (10), 1074-1077, 2011
1632011
Propylphosphonic anhydride (T3P®): an efficient reagent for the one-pot synthesis of 1, 2, 4-oxadiazoles, 1, 3, 4-oxadiazoles, and 1, 3, 4-thiadiazoles
JK Augustine, V Vairaperumal, S Narasimhan, P Alagarsamy, ...
Tetrahedron 65 (48), 9989-9996, 2009
1462009
PTSA−ZnCl2: An Efficient Catalyst for the Synthesis of 1,2,4-Oxadiazoles from Amidoximes and Organic Nitriles
JK Augustine, V Akabote, SG Hegde, P Alagarsamy
The Journal of Organic Chemistry 74 (15), 5640-5643, 2009
1402009
An efficient one-pot synthesis of coumarins mediated by propylphosphonic anhydride (T3P) via the Perkin condensation
JK Augustine, A Bombrun, B Ramappa, C Boodappa
Tetrahedron Letters 53 (33), 4422-4425, 2012
1102012
gem-Dibromomethylarenes:  A Convenient Substitute for Noncommercial Aldehydes in the Knoevenagel−Doebner Reaction for the Synthesis of α,β-Unsaturated …
JK Augustine, YA Naik, AB Mandal, N Chowdappa, VB Praveen
The Journal of organic chemistry 72 (25), 9854-9856, 2007
712007
Propylphosphonic anhydride (T3P®): A remarkably efficient reagent for the one-pot transformation of aromatic, heteroaromatic, and aliphatic aldehydes to nitriles
JK Augustine, RN Atta, BK Ramappa, C Boodappa
Synlett 2009 (20), 3378-3382, 2009
692009
A practical and cost-efficient, one-pot conversion of aldehydes into nitriles mediated by ‘activated DMSO’
JK Augustine, A Bombrun, RN Atta
Synlett 2011 (15), 2223-2227, 2011
532011
An efficient catalytic method for the Friedländer annulation mediated by peptide coupling agent propylphosphonic anhydride (T3P®)
JK Augustine, A Bombrun, S Venkatachaliah
Tetrahedron letters 52 (50), 6814-6818, 2011
392011
Discovery of potent, selective, and orally bioavailable alkynylphenoxyacetic acid CRTH2 (DP2) receptor antagonists for the treatment of allergic inflammatory diseases
S Crosignani, A Prêtre, C Jorand-Lebrun, G Fraboulet, J Seenisamy, ...
Journal of medicinal chemistry 54 (20), 7299-7317, 2011
372011
Selective synthesis of 5, 6-dihydrophenanthridines, 5, 6-dihydrobenzo [c][1, 8] naphthyridines and their fully aromatized analogues via the Pictet–Spengler reaction mediated by …
JK Augustine, A Bombrun, P Alagarsamy, A Jothi
Tetrahedron Letters 53 (46), 6280-6287, 2012
342012
Titanium mediated olefination of aldehydes with α-haloacetates: an exceptionally stereoselective and general approach to (Z)-α-haloacrylates
JK Augustine, A Bombrun, S Venkatachaliah, A Jothi
Organic & Biomolecular Chemistry 11 (46), 8065-8072, 2013
332013
Highly efficient and chemoselective acetalization and thioacetalization of aldehydes catalyzed by propylphosphonic anhydride (® T3P) at room temperature
JK Augustine, A Bombrun, WHB Sauer, P Vijaykumar
Tetrahedron Letters 53 (37), 5030-5033, 2012
332012
Propylphosphonic anhydride (T3P®)-mediated one-pot rearrangement of carboxylic acids to carbamates
JK Augustine, A Bombrun, AB Mandal, P Alagarsamy, RN Atta, P Selvam
Synthesis 2011 (09), 1477-1483, 2011
292011
The expedient access to bromo-pyridine carbaldehyde scaffolds using gem-dibromomethyl intermediates
AB Mandal, JK Augustine, A Quattropani, A Bombrun
Tetrahedron letters 46 (36), 6033-6036, 2005
292005
α-Haloacrylates as acceptors in the [3+ 2] cycloaddition reaction with NaN 3: an expedient approach to N-unsubstituted 1, 2, 3-triazole-4-carboxylates
JK Augustine, C Boodappa, S Venkatachaliah
Organic & Biomolecular Chemistry 12 (14), 2280-2288, 2014
212014
A versatile method for the hydrolysis of gem-dibromomethylarenes bearing carboxylate or boronate group into aldehydes
JK Augustine, YA Naik, AB Mandal, N Chowdappa, VB Praveen
Tetrahedron 64 (4), 688-695, 2008
192008
Regioselective Synthesis of 2,8-Disubstituted 4-Aminopyrido[3,2-d]pyrimidine-6-carboxylic Acid Methyl Ester Compounds
G Bouscary-Desforges, A Bombrun, JK Augustine, G Bernardinelli, ...
The Journal of organic chemistry 77 (1), 243-252, 2012
172012
TiCl4-mediated olefination of aldehydes with acetic acid and alkyl acetates: a stereoselective approach to (E)-α, β-unsaturated carboxylic acids and esters
JK Augustine, C Boodappa, S Venkatachaliah, A Mariappan
Tetrahedron Letters 55 (24), 3503-3506, 2014
152014
Access and Regioselective Transformations of 6-Substituted 4-Aryl-2,8-dichloropyrido[3,2-d]pyrimidine Compounds
G Bouscary-Desforges, A Bombrun, JK Augustine, G Bernardinelli, ...
The Journal of organic chemistry 77 (10), 4586-4595, 2012
132012
gem-Dibromomethyl Aromatics: Efficient Aldehyde Equivalents in the Knoevenagel-Doebner Reaction
JK Augustine, YA Naik, S Poojari, N Chowdappa, BS Sherigara, K Areppa
Synthesis 2009 (14), 2349-2356, 2009
13*2009
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