(1-Oxobutyl)phosphoramidothioic acid O,S-dimethyl ester 30560-26-0 BRN 2440613 O-Methyl-S-methyl-N-butyrylphosphoroamidothioate Phosphoramidothioic acid, (1-oxobutyl)-, O,S-dimethyl ester (9CI) Phosphoramidothioic acid, butyryl-, O,S-dimethyl ester