JPS585890B

JPS585890B

A process has been invented for the preparation of pyrocatechol and hydroquinone which comprises reacting a solution which is substantially anhydrous and free from hydrogen peroxide, of a percarboxylic acid in an inert, organic solvent, with phenol at temperatures from -10 DEG C. to 80 DEG C. The co...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: BURUFU SHUBARUTERU, HERUMUUTO BARUTOMAN, BORUFUGANKU SUBODENKU, HERUMAN ZAIFUERUTO
Format: Patent
Sprache:eng
Schlagworte:
ACYCLIC OR CARBOCYCLIC COMPOUNDS
CHEMISTRY
METALLURGY
ORGANIC CHEMISTRY
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Beschreibung
Zusammenfassung:A process has been invented for the preparation of pyrocatechol and hydroquinone which comprises reacting a solution which is substantially anhydrous and free from hydrogen peroxide, of a percarboxylic acid in an inert, organic solvent, with phenol at temperatures from -10 DEG C. to 80 DEG C. The compounds obtained according to the invention are known, important industrial chemicals which are used in large amounts in the field of photography and of dyestuffs and plastics and in the field of scents and flavorings.