4-21-00-05123 (Beilstein Handbook Reference) 6119-96-6 AI3-25532 BRN 0287058 ENT 25,532 Phosphorodithioic acid, O,O-diethyl ester, S-ester with N-(mercaptomethyl)phthalimide Phosphorodithioic acid, S-((1,3-dihydro-1,3-dioxo-2H-isoindol-2-yl)methyl) O,O-diethyl ester R 1448 Stauffer R-1448