Preparation of diphenylazomethines

Organic compounds -- part of the class 532-570 series – Organic compounds – Carboxylic acid esters

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562440, 564104, 564181, 564269, C07C10172

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active

046380809

ABSTRACT:
Process for preparing diphenylazomethines of formula (II) ##STR1## by decarboxylation of diphenylazomethines of formula (I) ##STR2## in which X.sub.1 and X.sub.2 each denote, independently of each other, a hydrogen atom or a halogen atom or a methyl radical,

REFERENCES:
patent: 4094992 (1978-06-01), Kaplan et al.
patent: 4400394 (1983-08-01), Kaplan et al.
patent: 4478851 (1984-10-01), Kaplan et al.

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