((Methoxycarbonyl)methylene)triphenylphosphorane (Carbomethoxymethylene)triphenylphosphorane (Triphenylphosphoranylidene)acetic acid methyl ester 2605-67-6 Acetic acid, (triphenylphosphoranylidene)-, methyl ester EINECS 220-018-4 METHOXYCARBONYL-METHYLENE-TRIPHENYL-PHOSPHORANE Methyl (triphenylphosphoranylidene)acetate Methyl triphenylphosphoranylideneacetate NSC 117573 NSC 407395 Triphenyl(carbomethoxymethylene)phosphorane