1474-74-4 4-01-00-01341 (Beilstein Handbook Reference) BRN 1713229 Dimethyl diethyl pyrophosphate Dimethyl diethyl pyrophosphate asym. Diphosphoric acid, P,P-diethyl P',P'-dimethyl ester (9CI) Ethyl methyl pyrophosphate Pyrophosphoric acid, O,O-diethyl O',O'-dimethyl ester Pyrophosphoric acid, P,P-diethyl P',P'-dimethyl tetraester