102-06-7 24245-27-0 41201-23-4 Diphenylguanidine hydrochloride Diphenylguanidinium chloride EINECS 246-107-8 GUANIDINE, 1,3-DIPHENYL-, MONOHYDROCHLORIDE Guanidine, N,N'-diphenyl-, monohydrochloride N,N'-Diphenylguanidine monohydrochloride