Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
PROCESS FOR PREPARING POLY PHENOL
Document Type and Number:
Japanese Patent JPS5379826
Kind Code:
A
Abstract:
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.

Inventors:
HERUMAN ZAIFUERUTO
HERUMUUTO BARUTOMAN
BURUFU SHIYUBARUTERU
BORUFUGANKU SUBODENKU
Application Number:
JP15306677A
Publication Date:
July 14, 1978
Filing Date:
December 21, 1977
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
BAYER AG
International Classes:
C07C27/00; C07C37/60; C07C39/08; C07C67/00; C07C37/00; (IPC1-7): C07C37/00; C07C39/08
Domestic Patent References:
JPS5076031A1975-06-21



 
Previous Patent: JPS5379825

Next Patent: PROCESS FOR PREPARING POLY PHENOL