Unexpected results in the heterocyclization of 5-acetylenylpyrazole-4-carboxylic acid hydrazides under the influence of CuCl: formation of a diazepinone and dehydrodimerization into the corresponding bis(pyrazolo[4,3-d][1,2]diazepinone)-Reference-Cited by-同舟云学术

Unexpected results in the heterocyclization of 5-acetylenylpyrazole-4-carboxylic acid hydrazides under the influence of CuCl: formation of a diazepinone and dehydrodimerization into the corresponding bis(pyrazolo[4,3-d][1,2]diazepinone)

Published:2005-06 Issue:26 Volume:46 Page:4457-4459
ISSN:0040-4039
Container-title:Tetrahedron Letters
language:en
Short-container-title:Tetrahedron Letters

Author:

Vasilevsky Sergei F.,Mshvidobadze Elena V.,Mamatyuk Victor I.,Romanenko Galina V.,Elguero Jose

Publisher

Elsevier BV

Subject

Organic Chemistry,Drug Discovery,Biochemistry

Reference6 articles.

1. Study of the heterocyclization ofvic-substituted hydrazides of acetylenylpyrazolecarboxylic acids intoN-amino pyrazolopyridinones

2. Investigations of the Richter reaction in a series of vicinal alkynylpyrazolediazonium salts

3. Unexpected formation of rearrangement and fragmentation products during the thermal activation of pyrazolino diazepines

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