JPS6221782B

JPS6221782B

A process for the production of wherein R1 and R2 are the same or different and each is hydrogen, alkyl having 1-4 carbon atoms, alkoxy having 1-4 carbon atoms, chlorine or bromine, and n is 1 or 2 comprising reacting at -10 DEG C. to 100 DEG C. at a pH of from 1-10 to form an anilide of the formula...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: UORUFUGANGU BAUERU, YOAHIMU RIPUKA
Format: Patent
Sprache:eng
Schlagworte:
ACYCLIC OR CARBOCYCLIC COMPOUNDS
CHEMISTRY
HETEROCYCLIC COMPOUNDS
METALLURGY
ORGANIC CHEMISTRY
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Beschreibung
Zusammenfassung:A process for the production of wherein R1 and R2 are the same or different and each is hydrogen, alkyl having 1-4 carbon atoms, alkoxy having 1-4 carbon atoms, chlorine or bromine, and n is 1 or 2 comprising reacting at -10 DEG C. to 100 DEG C. at a pH of from 1-10 to form an anilide of the formula and cyclizing and reducing the anilide in an aqueous alkaline medium with a sulfide reducing agent.