Title:
PREPARATION OF UROCANIC ACID
Document Type and Number:
Japanese Patent JPS5315375
Kind Code:
A
Abstract:
PURPOSE: To prepare easily urocanic acid, which exists on the skin surface of man, etc., by the reaction of 4(5)-imidazolealdehyde with a large amount of acetic acid anhydride in the presence of specific catalysts.
Inventors:
HONDA KEIICHI
YONETANI TOORU
KAKISHIMA HIROSHI
YONETANI TOORU
KAKISHIMA HIROSHI
Application Number:
JP9116676A
Publication Date:
February 13, 1978
Filing Date:
July 29, 1976
Export Citation:
Assignee:
KANEBO LTD
International Classes:
C07D233/64; (IPC1-7): C07D233/64