Synonyms: Phosphonodithioicacid, ethyl-, O-isobutyl ester, S-ester with N-(mercaptomethyl)phthalimide(8CI); 1H-Isoindole-1,3(2H)-dione,2-[[[ethyl(2-methylpropoxy)phosphinothioyl]thio]methyl]-; N 4543; Phthalimide,N-(mercaptomethyl)-, S-ester with O-isobutyl ethylphosphonodithioate; StaufferN 4543