General structures of organophosphate (left) and carbamate (right) agents
General structures of organophosphate (left) and carbamate (right) agents
The variable R1 and R2 groups are composed of either methyl (CH3) or ethyl (CH3CH2) moieties. The leaving group is generally an oxime or an aromatic group. Organophosphorones are similar to organophosphates, but they lack a sulfur atom, and are instead bound to four oxygen molecules.