HO-}-OH 
Lae OH 
HO-P-OEt 


NO 
N 2 
O5 
Parathion } Paraoxon 
Se OH ra 


U 
i 
ae ao EtO-P-OEt ie) 
S 2 0 
ri o-Nitrophenol ets tee 
EtO- P-OEt P P EtO-P-OEt 
; t 
0 
= . 
H, | | 
Q 
EtS- P-OEt " 
0 
NO» 

p-Aminophenol 
S 
: ; 0 
EtO-P-OBC, tse . 
bu — > EtO-P-OEt 
6 
Inorganic ee oe 
Phosphate - bu 
