Phenylacetophenone, CAS 451-40-1 por | Jul 20, 2026CAS: 451-40-1. Synonyms: 2-Phenylacetophenone; 1,2-Diphenylethanone. SMILES: O=C(C1=CC=CC=C1)CC2=CC=CC=C2. MDL: MFCD00003081. HS Code: 291439.