0 0 S R i ! 
U W ] 
-P-S-CH, -¢-N- cH,0-B-s-cu,-C-N-cH CH ,0-P-S-CH, -C-N-CH 
OH H 
OCH. H OCH, H 
Oxy-dimethoate Dimethoate Desmethy Dimethoate 
0 S Q 7 
CH eicetes 7 <@—— cH.0-f-s-cu,-U_on ———ge CH. 0-P-S-CH, - ~ 
3 2 ~“ 3 2 3 2 
OH CH H OH 
CH 3 
3 
Oxy-carboxy Thio-carboxy Desmethyl carboxy 
S 
CH,0-F-SH pa sence EN 
OCH, 
Dimethyl 
phosphorodithioate 
Y 
S 
? 
aaa See 
OCH, 
Dimethyl 
phosphorothioate 
t 
0 
cH,0-B-on ——_—— pw 
OCH, 
Dimethyl Phosphate 
166 
y 
S 
cu. o-$-sH 
3 
OH 
Monomethyl 
phosphorodithioate 
a 
CH,0-P-0H 
3 
H 
Monomethyl 
phosphorothioate 
Y 
0 
cH, 0-B-0H 
' 
3 
OH 
Monomethyl phosphate 
0 
HO-P-0H 
H 
Inorganic Phosphate 
(Phosphoric Acid) 

