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1,2,4-Triazole and its derivatives in the reaction of addition to α-acetylene ketones

✍ Scribed by L. I. Vereshchagin; R. L. Bol' shedvorskaya; G. A. Pavlova; N. V. Alekseeva

Book ID
112326261
Publisher
Springer US
Year
1979
Tongue
English
Weight
427 KB
Volume
15
Category
Article
ISSN
0009-3122

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The synthesis of 4-acylamino-1,2,4-triaz
The synthesis of 4-acylamino-1,2,4-triazole derivatives in the reaction of α-hydroxyacid hydrazidesand orthoesters
✍ W. Zieliński; A. Kudelkoand; W. Czardybon 📂 Article 📅 2005 🏛 Journal of Heterocyclic Chemistry 🌐 English ⚖ 121 KB

The reaction of α-hydroxyacid hydrazides and orthoesters in ethanol-acetic acid solution has been studied and a series of 4-acylamino-1,2,4-triazoles has been obtained as the final products. Some acyclic intermediates: 1-acyl-2-ethoxymethylenehydrazines and N,N'-bis(methanecarbonylamino)formamidine