Title:
【発明の名称】スルホンからビタミンAを製造する方法
Document Type and Number:
Japanese Patent JPS5953903
Kind Code:
B2
Abstract:
Vitamin A alcohol and its lower alkanoic esters are prepared by desulphonation of corresponding sulphones with a solid potassium alcoholate of a primary or secondary lower alcohol at 10 DEG to 50 DEG C. in an anhydrous liquid hydrocarbon.
Inventors:
JAN PIEERU DOKORU
Application Number:
JP8846177A
Publication Date:
December 27, 1984
Filing Date:
July 25, 1977
Export Citation:
Assignee:
RHONE POULENC IND
International Classes:
C07B61/00; B01J31/00; B01J31/02; C07C67/00; C07C69/14; C07C69/24; C07C401/00; C07C403/00; C07C403/06; C07C403/12; C07C403/22; A61K31/07; A61K; C07C; (IPC1-7): C07C175/00
Attorney, Agent or Firm:
Heiyoshi Odashima
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