A new rearrangement of chloroethynylpyrazoles

A. N. Sinyakov, S. F. Vasilevskii, M. S. Shvartsberg

Research output: Contribution to journal › Article

Abstract

1. Isomerization of 4- and 3-(chloroethynyl)-N-alkylpyrazoles to [5-chloro-N-alkyl-pyrazolyl]acetylenes is induced by NaNH₂ in NH₃. 2. In 5-(chloroethynyl)-N-methylpyrazole under these conditions halogen is exchanged for metal (sodium).

Original language	English
Pages (from-to)	2142-2147
Number of pages	6
Journal	Bulletin of the Academy of Sciences of the USSR Division of Chemical Science
Volume	26
Issue number	10
DOIs	https://doi.org/10.1007/BF00923637
Publication status	Published - 1 Oct 1977
Externally published	Yes

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ASJC Scopus subject areas

Chemistry(all)

Cite this

Sinyakov, A. N., Vasilevskii, S. F., & Shvartsberg, M. S. (1977). A new rearrangement of chloroethynylpyrazoles. Bulletin of the Academy of Sciences of the USSR Division of Chemical Science, 26(10), 2142-2147. https://doi.org/10.1007/BF00923637

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N2 - 1. Isomerization of 4- and 3-(chloroethynyl)-N-alkylpyrazoles to [5-chloro-N-alkyl-pyrazolyl]acetylenes is induced by NaNH2 in NH3. 2. In 5-(chloroethynyl)-N-methylpyrazole under these conditions halogen is exchanged for metal (sodium).

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Access to Document

10.1007/BF00923637