Title:
IMPROVED MANUFACTURE OF SULFUR YLIDE
Document Type and Number:
Japanese Patent JPS5626888
Kind Code:
A
Abstract:
The invention is an improved process for the preparation of lower alkyl esters of tetrahydrothiophenium carboxymethylide intermediates of insecticidal pyrethroids, and to insecticidal pyrethroids derived from said ylides.
Inventors:
CHIYAARUZU PAURU GURASOO
Application Number:
JP10725780A
Publication Date:
March 16, 1981
Filing Date:
August 06, 1980
Export Citation:
Assignee:
AMERICAN CYANAMID CO
International Classes:
A01N43/08; C07D333/46; (IPC1-7): A01N43/10; C07D333/46