Title:
MANUFACTURE OF ETHYLENIC HALOGENOACETALS
Document Type and Number:
Japanese Patent JPS58110532
Kind Code:
A
Abstract:
Process for the preparation of halogenoacetals of the general formula: wherein X represents chlorine or bromine, the symbols R each represent a linear or branched alkyl radical (1 to 6 carbon atoms) or together form a linear or branched alkylene radical (2 to 6 carbon atoms), and the symbols R1 and R2, which are identical or different, represent a hydrogen atom or an alkyl radical (1 to 6 carbon atoms), by reaction of chlorine or bromine with a beta , gamma -ethylenic aldehyde, in the presence of a tertiary amide, followed by reaction with a primary or secondary aliphatic alcohol, a diol (preferably a glycol) or an alkyl orthoformate.
Inventors:
JIYAN DESUMURU
Application Number:
JP21934382A
Publication Date:
July 01, 1983
Filing Date:
December 16, 1982
Export Citation:
Assignee:
RHONE POULENC SANTE
International Classes:
C07C41/00; C07C41/01; C07C41/48; C07C41/50; C07C41/56; C07C43/313; C07C45/51; C07C45/63; C07C47/24; C07C67/00; C07D319/06; (IPC1-7): C07C41/48; C07C43/313
Attorney, Agent or Firm:
Heikichi Odashima