Regioselective vinylation of kojic acid using acetylenic esters in the presence of triphenylphosphine or tert-butyl isocyanide

[1]  A. Ramazani,et al.  (N-Isocyanimino)triphenylphosphorane as an Efficient Reagent for the Synthesis of 1,3,4-Oxadiazoles from 3-Substituted Benzoic Acid Derivatives , 2009 .

[2]  A. Ramazani,et al.  A novel three-component reaction of a secondary amine and a 2-hydroxybenzaldehyde derivative with an isocyanide in the presence of silica gel: an efficient one-pot synthesis of benzo[b]furan derivatives , 2009 .

[3]  A. Ramazani,et al.  One-Pot Stereoselective Synthesis of Alkyl (Z)-2-[4-Oxo-3-phenyl-2-(phenylimino)-1,3-thiazolan-5-yliden]acetates from Acetylenic Esters and N, N′ -Diphenylthiourea , 2009 .

[4]  A. Ramazani,et al.  Passerini multicomponent reaction of indane-1,2,3-trione: an efficient route for the one-pot synthesis of sterically congested 2,2-disubstituted indane-1,3-dione derivatives , 2009 .

[5]  A. Ramazani,et al.  Synthesis and Reactions of Stabilized Phosphorus Ylides , 2008 .

[6]  A. Ramazani,et al.  Regio- And Stereoselective Addition Of Imides To Ethyl 3-Phenyl-2- Propynoate In The Presence Of Triphenylphosphine. Single Crystal X-Ray Structure Of Ethyl (Z)-2-(1,3-Dioxo-1,3,3A,4,7,7A-Hexahydro-2H-Isoindol- 2-Yl)-3-Phenyl-2-Propenoate , 2007 .

[7]  A. Ramazani,et al.  The reaction of (N-isocyanimino)triphenylphosphorane with dialkyl acetylenedicarboxylates in the presence of 1,3-diphenyl-1,3-propanedione: a novel three-component reaction for the stereoselective synthesis of dialkyl (Z)-2-(5,7-diphenyl-1,3,4-oxadiazepin-2-yl)-2-butenedioates , 2007 .

[8]  Huajie Zhang,et al.  Sensitive determination of kojic acid in foodstuffs using PVP (polyvinylpyrrolidone) modified acetylene black paste electrode , 2007 .

[9]  A. Ramazani,et al.  One-Step Synthesis of Electron-Poor Alkenes from Triphenylphosphine, Acetylenic Esters, 2,2,2-Trichloroethanol, and Ninhydrin , 2006 .

[10]  A. Ramazani,et al.  Microwave-Induced Conversion of Stabilized Phosphorus Ylides to Electron-Poor 2 H -Cheromenes in the Presence of Silica Gel Powder in Solvent-Free Conditions , 2006 .

[11]  H. Bijanzadeh,et al.  Synthesis of Polyfunctional Ketenimines and 1-Azadienes use of Tert-Butyl Isocyanide and Acetylenic Esters in the Presence of 3-Chloropentane-2, 4-Dione , 2006 .

[12]  A. Ramazani,et al.  Four-Component Synthesis of Dialkyl 2-(1,3-Dioxo-1,3-dihydro-2H-inden-2-yliden)-3-(2,2,2-trifluoroethoxy)succinates from Triphenylphosphine, Acetylenic Esters, 2,2,2-Trifluoroethanol, and Ninhydrin , 2005 .

[13]  K. Mitsumori,et al.  Enhancement of hepatocarcinogenesis by kojic acid in rat two-stage models after initiation with N-bis(2-hydroxypropyl)nitrosamine or N-diethylnitrosamine. , 2004, Toxicological sciences : an official journal of the Society of Toxicology.

[14]  A. Ramazani,et al.  SYNTHESIS OF HIGHLY ELECTRON-POOR ALKENES FROM IN SITU GENERATED STABILIZED PHOSPHORUS YLIDES AND NINHYDRIN VIA INTERMOLECULAR WITTIG REACTION , 2004 .

[15]  I. Yavari,et al.  Synthesis of coumarines and 4H-chromenes through the reaction of tert-butyl isocyanide and dialkyl acetylenedicarboxylates in presence of 2-hydroxybenzaldehydes , 2004 .

[16]  A. Ramazani,et al.  Silica Gel Catalyzed Conversion of Dialkyl 2-(1-Hydroxy-2-naphthyl)-3-(triphenylphosphoranylidene)butanedioates to Alkyl 2-Oxo-2 H -benzo[ h ]chromene-4-carboxylates in Solvent-Free Conditions , 2003 .

[17]  A. Ramazani,et al.  Silica Gel Catalyzed Conversion of Dialkyl 2-(2-Hydroxy-1-naphthyl)-3-(1,1,1-triphenyl-λ 5 -phosphanylidene) Succinates to Alkyl 3-Oxo-3 H -benzo[ f ]chromene-1-carboxylates in Solvent-free Conditions , 2003 .

[18]  A. Alizadeh,et al.  A simple and efficient approach to the synthesis of highly functionalized fused benzochromenes , 2003 .

[19]  A. Ramazani,et al.  A new and high efficient one-pot stereoselective synthesis of alkyl E-2-(2-imino-4-oxo-1,3-thiazolan-5-yliden) acetates , 2001 .

[20]  I. Ugi,et al.  Multicomponent Reactions with Isocyanides. , 2000, Angewandte Chemie.

[21]  H. Bijanzadeh,et al.  A New and Efficient One-pot Synthesis of Trialkyl 6-tert-Butylamino-2H-pyran-2-one-3,4,5-tricarboxylates , 1999 .

[22]  D. Corbridge.  Phosphorus : an outline of its chemistry, biochemistry, and uses , 1995 .

[23]  R. Cherkasov,et al.  Heterophosphacyclanes in organic synthesis , 1994 .

[24]  T. Torroba,et al.  THE USE OF ISOCYANIDES IN HETEROCYCLIC SYNTHESIS. A REVIEW , 1993 .

[25]  M. Marshall,et al.  Inhibition mechanism of kojic acid on polyphenol oxidase , 1991 .

[26]  R. Engel.  Synthesis of Carbon-Phosphorus Bonds , 1988 .

[27]  I. Ugi.  From Isocyanides via Four-Component Condensations to Antibiotic Syntheses†‡ , 1982 .

[28]  J. Cadogan.  Organophosphorus reagents in organic synthesis , 1979 .