- An Efficient Method for The Synthesis of 4-Arylfuro[2,3-a][4,7]phenanthroline Derivatives Catalyzed by Iodine
[作者:WANG XIANGSHAN; YIN MINGYUE; WANG SHULIANG; WANG WEI; LI YULING,期刊:Journal of Heterocyclic Chemistry, 页码:585-588 , 文章类型: Article,,卷期:2012年49-3]
- A mild and an efficient method for the synthesis of 4-arylfuro[2,3-a][4,7]phenanthroline derivatives via three-component reaction of aromatic aldehyde, quinolin-6-amine and 2,3-dihydrofuran is described using iodine as c...
- Lewis Acid Catalyzed Synthesis of 1-Aryl-1,2-dihydro-naphtho[1,2-e][1,3]oxazin-3-ones under Solvent Free Conditions: A Mechanistic Approach
[作者:SHARMA MUKUL; MANOHAR SUNNY; RAWAT DIWAN S,期刊:Journal of Heterocyclic Chemistry, 页码:589-595 , 文章类型: Article,,卷期:2012年49-3]
- Lewis acids catalyzed highly efficient one-pot three component coupling of beta-naphthol, benzaldehydes and urea to produce 1-aryl-1,2-dihydro-naphtho[1,2-e][1,3]oxazin-3-one derivatives under solvent free conditions is ...
- Synthesis and Antimicrobial Activity of New 1,2,3-Triazolopyrimidine Derivatives and Their Glycoside and Acyclic Nucleoside Analogs
[作者:ELSAYED WAEL A; ALI OMAR M; FAHEEM MERFAT S; ZIED IBRAHIM F; ABDELRAHMAN ADEL A H,期刊:Journal of Heterocyclic Chemistry, 页码:607-612 , 文章类型: Article,,卷期:2012年49-3]
- New [1,2,4-oxadiazolyl]methyl-3H-[1,2,3]triazolo[4,5-d]pyrimidin derivatives were synthesized starting from N'-Hydroxy-1-naphthimidamide. The N-substituted acyclic nucleoside analogs as well as the substituted glycosides...
- Synthesis of 1,2,4,5-Tetrasubstituted Imidazoles Using Sulfuric Acid ([3-(3-Silicapropyl)sulfanyl]propyl]ester as a Recyclable Solid Acid
[作者:TAVAKOLI ZIBA; BAGHERNEGHAD MOJTABA; NIKNAM KHODABAKHSH,期刊:Journal of Heterocyclic Chemistry, 页码:634-639 , 文章类型: Article,,卷期:2012年49-3]
- Sulfuric acid ([3-(3-silicapropyl)sulfanyl]propyl]ester (SASPSPE) is used as a recyclable catalyst for the synthesis of 1,2,4,5-tetrasubstituted imidazoles. A range of various polysubstituted imidazoles was synthesized v...
- Bis(alpha-bromo ketones): Versatile Precursors for Novel Bis(s-triazolo[3,4-b][1,3,4]thiadiazines) and Bis(as-triazino[3,4-b][1,3,4]thiadiazines)
[作者:SHAABAN MOHAMED R; ELWAHY AHMED H M,期刊:Journal of Heterocyclic Chemistry, 页码:640-645 , 文章类型: Article,,卷期:2012年49-3]
- A synthesis of bis(alpha-bromo ketones) 5a-c and 6b,c was accomplished by the reaction of bis(acetophenones) 3a-c and 4b,c with N-bromosuccinimide in the presence of p-toluenesulfonic acid (p-TsOH). Treatment of 5a-c and...
- Synthesis and Antibacterial Activity of Certain Fused Azoles and Oxazinones
[作者:ELSAGHIER AHMED M; ALWEDI EMBARAK F; FAWZY NAGLAA M,期刊:Journal of Heterocyclic Chemistry, 页码:664-668 , 文章类型: Article,,卷期:2012年49-3]
- 2-Phenyl-4-benzylidene-5(4H)-oxazolones (1a-e) were used as versatile starting materials for the synthesis of fused compounds such as: 4H-3,1-benoxazin-4-ones (2a,b), imidazo[4,3-b]benzimidazoles (3,4), imidazo[1,5-b]1,2...
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