24838-84-4 AI3-27632 BRN 2284185 Phosphonodithioic acid, ethyl-, S-(4-chlorophenyl) O-(2-methylpropyl) ester (9CI) Phosphonodithioic acid, ethyl-, S-(p-chlorophenyl) O-isobutyl ester R-15792 S-(p-Chlorophenyl) O-isobutyl ethanephosphonodithioate