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Reaction of 1-acyl-2-phenylacetylenes with thiosemicarbazide

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Abstract

The reaction of 1-acyl-2-phenylacetylenes with thiosemicarbazide in methanol at 60‡C gives 2-amino-7-hydroxy-6,7-dihydro-1,3,4-thiadiazepines which, upon heating in -vacuum fragment with the formation of 3,5-disubstituted pyrazoles.

Original languageEnglish
Pages (from-to)194-196
Number of pages3
JournalBulletin of the Academy of Sciences of the USSR Division of Chemical Science
Volume36
Issue number1
DOIs
StatePublished - 1 Jan 1987
Externally publishedYes

ASJC Scopus subject areas

  • General Chemistry

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