Title:
MANUFACTURE OF SUBSTITUTED ACYL UREA
Document Type and Number:
Japanese Patent JPS56115761
Kind Code:
A
Abstract:
The invention relates to a process for the preparation of acyl ureas of formula (I) (I) wherein R1 and R2 are the same of different and each is halogen atom, preferably fluorine or chlorine atom, and R3 is a substituted aryl group. The compounds of the invention can be prepared by reacting an urea of formula (II): R3NHCONH2 (II) wherein R3 is as defined above, with an acid chloride of formula (III): (III) wherein R1 and R2 are as defined above, in an inert organic solvent at a temperature of from 20 DEG C. to 100 DEG C.
Inventors:
RAASUROO TEEKE
ISHIYUTOBUAAN BITERU
EEBUA KAARUPAATEI AADAAMU
TOODORU PUFUREEGERU
ISHIYUTOBUAAN BITERU
EEBUA KAARUPAATEI AADAAMU
TOODORU PUFUREEGERU
Application Number:
JP14457380A
Publication Date:
September 11, 1981
Filing Date:
October 17, 1980
Export Citation:
Assignee:
CHINOIN GYOGYSZER ES VEGYESZET
International Classes:
A01N47/34; C07C273/18; C07C275/54; (IPC1-7): A01N47/28; C07C127/22