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Unexpected alternative direction of a Biginelli-like multicomponent reaction with 3-amino-1,2,4-triazole as the urea component

✍ Scribed by Nikolay Yu. Gorobets; Yuriy V. Sedash; Konstantin S. Ostras; Oleg V. Zaremba; Svetlana V. Shishkina; Vyacheslav N. Baumer; Oleg V. Shishkin; Sergiy M. Kovalenko; Sergey M. Desenko; Erik V. Van der Eycken

Publisher
Elsevier Science
Year
2010
Tongue
French
Weight
1017 KB
Volume
51
Category
Article
ISSN
0040-4039

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✦ Synopsis

A Biginelli-like three-component condensation using 3-amino-1,2,4-triazole as urea component resulted in an unexpected alternative direction of the tetrahydropyrimidine ring formation.

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✍ Qiong Chen; Li-Li Jiang; Chao-Nan Chen; Guang-Fu Yang 📂 Article 📅 2009 🏛 Journal of Heterocyclic Chemistry 🌐 English ⚖ 227 KB

## Abstract magnified image The three‐component condensation of 3‐amino‐5‐alkylthio‐1,2,4‐triazoles with aromatic aldehydes and β‐ketoester was studied to develop a regioselective Biginelli‐like reaction. The results indicated that the reaction solvent and the properties of the β‐ketoester compone