Substituted 1-(2'-Aminovinyl)pyrroles and Pyrrolopyrazines from the Reaction of a Pyrazolium Methanide 1,3-Dipole with Dialkyl Acetylenedicarboxylates: a 1,2-Carbon to Nitrogen Rearrangement in the Pyrazole System

DOI: 10.1039/P19930000883

Source and publish data:

Journal of the Chemical Society. Perkin transactions I p. 883 - 884 (1993)

Update date:2022-08-02

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Authors:

Butler, Richard N.

Gavin, Helena A.

Cunningham, D.

McArdle, Patrick

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Article abstract of DOI:10.1039/P19930000883

Treatment of 1-ethoxycarbonylmethyl-2,3,4,5-tetraarylpyrazolium salts with base in the presence of dialkyl acetylenedicarboxylates provides a new route to substituted 1-(2'-aminovinyl)pyrroles and pyrrolo<1,2-a>pyrazines.

Full text of DOI:10.1039/P19930000883

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