(a) O-Alkyl (equal to or less than C10, including cycloalkyl) alkyl (Methyl, Ethyl, n-Propyl or Isopropyl) - phosphonofluoridates, e.g., Sarin:O-Isopropyl methylphosphonofluoridate, (CAS 107-44-8) and Soman:O-Pinacolyl methylphosphonofluoridate, (CAS 96-64-0);
a) alkyl (Me, Et, n-Pr ou i-Pr)phosphonofluoridates de O-alkyle (égal ou inférieur à C10, y compris cycloalkyle), p. ex. Sarin : méthylphosphonofluoridate de O-isopropyle (CAS 107-44-8) et Soman : méthylphosphonofluoridate de O-pinacolyle (CAS 96-64-0);