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Substituted hydrazides of hydrocarboxylic acids

Autor: G. N. Pershin, L. V. Sennitskaya, O. O. Makeeva, L. F. Chereshneva, I. S. Berdinskii

Publikováno v: Pharmaceutical Chemistry Journal. 7:10-14

Under the action of concentrated sulfuric acid, a number of arylhydrazides of diarylglycolic acids are converted into 4,4-diaryl-3-oxo-1, 2, 3, 4-tetrahydrocinnolines. The cyclization reaction takes place through the intermediate formation of a haloc

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::6eb7f9d9607fab127713b01a6370b9b0
https://doi.org/10.1007/bf00771675

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Substituted hydrazides of hydroxycarboxylic acids. LXIII. 2,5-Dimethyl and 2,5-dichlorophenylhydrazides of diaryl- and dialkylglycolic acids

Autor: P. A. Petyunin, I. S. Berdinskii, T. M. Dimitrieva, G. N. Pershin, O. O. Makeeva

Publikováno v: Pharmaceutical Chemistry Journal. 3:195-200

1. Synthesis of 2,5-dimethyl- and 2,5-dichlorophenylhydrazides of diaryl- and dialkylglycolic acids, and also of their benzoyl and acetyl derivatives, was carried out. 2. The conversion of disubstituted phenylhydrazides of diarylglycolic acids into d

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::3a75dad53cfd786185fa5b9406694538
https://doi.org/10.1007/bf01151462

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