2591-74-4 4-06-00-00997 (Beilstein Handbook Reference) AI3-24466 BRN 2293025 Ethylphosphoramidothioic acid O-methyl O-(2,4,5-trichlorophenyl) ester O-2,4,5-Trichlorophenyl O-methyl ethylphosphoramidothioate OMS 5 Phosphoramidothioic acid, ethyl-, O-methyl O-(2,4,5-trichlorophenyl) ester