Synonyms: (Carboxymethyl)triphenylphosphoniumbromide, methyl ester (6CI,7CI);Phosphonium, (2-methoxy-2-oxoethyl)triphenyl-,bromide (9CI);Phosphonium, (carboxymethyl)triphenyl-, bromide, methyl ester(8CI);(2-Methoxy-2-oxoethyl)triphenylphosphonium bromide;Carbomethoxymethyltriphenylphosphonium bromide;NSC 136109;[(Methoxycarbonyl)methyl]triphenylphosphonium bromide;