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The synthesis and dimroth-type rearrangement of 5,7-bis(dimethylamino)-3-(methylthio)-s-triazolo[4,3-α]-s-triazine

✍ Scribed by Albert B. Demilo; James E. Oliver; Richard D. Gilardi


Book ID
112122917
Publisher
Journal of Heterocyclic Chemistry
Year
1973
Tongue
English
Weight
217 KB
Volume
10
Category
Article
ISSN
0022-152X

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ChemInform Abstract: Synthesis and Dimro
✍ E. S. H. EL ASHRY; Y. EL KILANY; N. RASHED; A. MOUSAAD; H. ASSAFIR 📂 Article 📅 2010 🏛 John Wiley and Sons ⚖ 37 KB 👁 1 views

Synthesis and Dimroth Rearrangement of 6-Cyano-1,2,4-triazolo[4,3a]pyrimidin-5-and 7-ones. A Novel Alkylation with Orthoesters and a New Participation of the Cyano Group in the Rearrangement. -Formic acid and triethyl orthoformate react with 2-hydrazinopyrimidin-4-ones (I) and (VI) to furnish triazo