1199-01-5 2-Oxazolin-5-one, 2-phenyl- 2-Phenyloxazol-5(4H)-one 2-Phenyloxazolin-5-one 2-Phenyloxazolone 5(4H)-Oxazolone, 2-phenyl- 53766-22-6 EINECS 214-840-2 NSC 79500 Phenyloxazolone