C - Chemistry – Metallurgy – 07 – C
Patent
C - Chemistry, Metallurgy
07
C
260/546.9
C07C 275/40 (2006.01) C07C 273/18 (2006.01)
Patent
CA 2037714
Mo3548 LeA 27,610 A PROCESS FOR THE PRODUCTION OF N,N'-BIS-(3-AMINOPHENYL)-UREAS ABSTRACT OF THE INVENTION Disclosed herein is a process for preparing an N,N'-bis-(3-aminophenyl)-urea by reacting an alkyl-substituted m-phenylenediamines with urea in water, as solvent. Le A 27 610
Grogler Gerhard
Kopp Richard
Ruckes Andreas
Aktiengesellschaft Bayer
Swabey Ogilvy Renault
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