1-(alpha-Naphthyl)-3-phenyl-2-thiourea 1-alpha-Naphthyl-3-phenylthiourea 24775-57-3 4-12-00-03088 (Beilstein Handbook Reference) BRN 2129048 NSC 105172 Phenyl 1-naphthyl thiourea Thiourea, N-1-naphthalenyl-N'-phenyl- (9CI) Urea, 1-(1-naphthyl)-3-phenyl-2-thio-