6290-05-7 Acetic acid, iminodi-, diethyl ester Diethyl iminodiacetate EINECS 228-533-6 Ethyl N-(2-ethoxy-2-oxoethyl)glycinate Glycine, N-(2-ethoxy-2-oxoethyl)-, ethyl ester Iminodiacetic acid diethyl ester N,N-Bis(ethoxycarbonylmethyl)amine NSC 6950