S-[(3-chloro-6-oxopyridazin-1(6H)-yl)methyl] O,O-diethyl phosphorothioate
CAS No. 22439-37-8
Phosphorothioicacid, O,O-diethyl ester, S-ester with 6-chloro-2-(mercapto-methyl)-3(2H)-pyridazinone(8CI)