- A Re-Examination of the Reaction of 3,4-Diamino[1,2,5]oxadiazole with Glyoxal
[作者:WILLER RODNEY L; STOREY ROBSON F; CAMPBELL CHRISTOPHER G; BUNTE STEVEN W; PARRISH DAMON,期刊:Journal of Heterocyclic Chemistry, 页码:919-925 , 文章类型: Article,,卷期:2012年49-4]
- Reaction coordinate mapping was used to study the reaction of 3,4-diamino[1,2,5]oxadiazole (3,4-diaminofurazan) and 3,4-diamino[1,2,5]thiadiazole with glyoxal. The thiadiazole was known to give a good yield of [1,2,5]thi...
- Design, Synthesis, Characterization, and Antimicrobial Activity of Biginelli Products of Indandione
[作者:DABHOLKAR VIJAY V; PATIL SUNIL R; PANDEY RAJESH V,期刊:Journal of Heterocyclic Chemistry, 页码:929-932 , 文章类型: Article,,卷期:2012年49-4]
- A simple and efficient method has been developed for the synthesis of 4-(substituted phenyl)-3,4-dihydro-1H-indeno [1,2-d] pyrimidine-2,5-dione (5) and 4-(substituted phenyl)-2-thioxo-1,2,3,4-tetrahydroindeno [1,2-d] pyr...
- Dithiocarbamates as an Efficient Intermediate for the Synthesis of Symmetrical Substituted 2,5-Diamino-1,3,4-thiadiazoles in Water
[作者:HALIMEHJANI AZIM ZIYAEI; ASHOURI AKRAM; MARJANI KATAYOUN,期刊:Journal of Heterocyclic Chemistry, 页码:939-942 , 文章类型: Article,,卷期:2012年49-4]
- Synthesis of symmetrical substituted 2,5-diamino-1,3,4-thiadiazoles is described. Reaction of easily prepared dithiocarbamates with hydrazine gives the corresponding thiadiazoles in moderate to good yields. This method i...
- A Novel Method for the Synthesis of Spiro[indoline-Pyrazolo[4 ',3 ':5,6]pyrido[2,3-d]pyrimidine]triones by Alum as a Reusable Catalyst
[作者:SHIRVAN SADIF A; GHAHREMANZADEH RAMIN; MOGHADDAM MOJTABA MIRHOSSEINI; BAZGIR AYOOB; ZARNANI AMIR HASSAN; AKHONDI MOHAMMAD MEHDI,期刊:Journal of Heterocyclic Chemistry, 页码:951-954 , 文章类型: Article,,卷期:2012年49-4]
- Synthesis of spiro[indoline-pyrazolo[4',3':5,6]pyrido[2,3-d]pyrimidine]trione derivatives by a cyclo-condensation reaction of indolin-2-ones, barbituric acids, and 1,3-diphenyl-1H-pyrazol-5-amines with the ionic liquid a...
- Acid Catalyzed tert-Butylation and Tritylation of 4-Nitro-1,2,3-triazole: Selective Synthesis of 1-Methyl-5-nitro-1,2,3-triazole via 1-tert-Butyl-4-nitro-1,2,3-triazole
[作者:FILIPPOVA YULIYA V; SUKHANOVA ANNA G; VOITEKHOVICH SERGEI V; MATULIS VADIM E; SUKHANOV GENNADY T; GRIGORIEV YURY V; IVASHKEVICH OLEG A,期刊:Journal of Heterocyclic Chemistry, 页码:965-968 , 文章类型: Article,,卷期:2012年49-4]
- 4-Nitro-1,2,3-triazole was found to react with tert-butanol in concentrated sulfuric acid to yield 1-tert-butyl-4-nitro-1,2,3-triazole as the only reaction product, whereas tert-butylation and tritylation of 4-nitro-1,2,...
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