14149-31-6 2,6-Piperidinedione, 4-phenyl- (9CI) 3-Phenylglutarimide 4-Phenyl-2,6-piperidinedione 5-21-11-00204 (Beilstein Handbook Reference) BRN 0146423 Glutarimide, 3-phenyl- NSC 522104 beta-Phenylglutarimide beta-Phenylglutarsaeureimid [German]