Synonyms: Phosphorodithioicacid, O,O-dimethyl ester, S-ester with 2-ethoxy-4-(mercaptomethyl)-D2-1,3,4-thiadiazolin-5-one(7CI,8CI); GS 12968; Geigy 12968; Geigy GS 12968; Lythidathion; O,O-DimethylS-(5-ethoxy-1,3,4-thiadiazol-2(3H)-onyl-(3)-methyl) dithiophosphate; OMS 958