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Three-Component Procedure for the Synthesis of 5-Aryl-5,8-dihydroazolo[1,5-a]pyrimidine-7-carboxylic Acids.

✍ Scribed by Valentin A. Chebanov; Yana I. Sakhno; Sergey M. Desenko; Svetlana V. Shishkina; Vladimir I. Musatov


Publisher
John Wiley and Sons
Year
2006
Weight
18 KB
Volume
37
Category
Article
ISSN
0931-7597

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Solvent-free synthesis of 5-methyl-7-ary
✍ Changsheng Yao; Song Lei; Cuihua Wang; Chenxia Yu; Shujiang Tu πŸ“‚ Article πŸ“… 2008 πŸ› Journal of Heterocyclic Chemistry 🌐 English βš– 214 KB

## Abstract magnified image The solvent‐free synthesis of 5‐methyl‐7‐aryl‐4,7‐dihydrotetrazolo[1,5‐__a__]pyrimidine‐6‐carboxylic esters was performed and effectively catalyzed by sulfamic acid. Compared with conventional methods, this protocol features mild reaction conditions and high yields. Fur