Process for the preparation of ureas

Details Process for the preparation of ureas Process for the preparation of ureas

C - Chemistry, Metallurgy

07

D

260/547.6

C07D 233/74 (2006.01) C07C 273/18 (2006.01)

Patent

CA 1156262

GW 31939 PROCESS FOR THE PREPARATION OF UREAS ABSTRACT This disclosure relates to a process for preparing long-chain hydrocarbon substituted ureas by reacting a long chain fatty acid N-chloramide in isopropanol and/or tertiary butanol with an aliphatic or araliphatic primary or secondary amine in the presence of an alkali or alkaline earth hydroxide at a temperature of from 20 to 100°C. The process of this disclosure is particularly useful in preparing long-chain hydrocarbon substituted ureas wherein one of the aliphatic hydrocarbon substituents contains one or more hydroxyl and/or carboxyl groups, as well as the salts of such substituted ureas.

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