1474-80-2 4-04-00-00287 (Beilstein Handbook Reference) AI3-10599 BRN 1714680 Compound 6515 Diethyl bis-dimethyl pyrophosphordiamide asym. Diethyl di(dimethylamido)pyrophosphate (unsymmetrical) N,N,N',N'-Tetramethyl-P,P-diamidopyrophosphoric acid, Diethyl ester P,P-Diamidodiphosphoric acid, N,N,N',N'-tetramethyl-, diethyl ester P,P-Diamidopyrophosphoric acid, N,N,N',N'-tetramethyl-, diethyl ester Unsymmetrical diethyl bis(dimethylamido)pyrophosphate