1-tert-Butyl-3-phenylthiourea (CAS NO.14327-04-9), its Synonyms are N-(1,1-Dimethylethyl)-N'-phenylthiourea ; Thiourea, N-(1,1-dimethylethyl)-N'-phenyl- ; Urea,1-tert-butyl-3-phenyl-2-thio- (6CI,8CI) ; N-tert-Butyl-N'-phenylthiourea .