Chemistry of Lethal Chemical Warfare Agents 

Follow the links in this table to information about and chemical data for these compounds. There is also a link to information on binary chemical warfare agents.

Agent Identification and Common Name(s)	Chemical Abstracts Service (CAS) Name	Chemical Structure
AC, hydrogen cyanide, prussic acid	Hydrocyanic acid
CG, phosgene	Carbonic dichloride
CK	Cyanogen chloride
CL	Chlorine
CX, phosgene oxime	Carbonimidic dichloride, hydroxy
DP, diphosgene, trichloromethyl chloroformate	Carbonochloridic acid, trichloromethyl ester
GA, tabun	Dimethylphosphoramidocyanidic acid, ethyl ester
GB, sarin	Methylphosphonofluoridic acid, (1-methylethyl) ester
GD, soman, pinacolyl methylphosphonyl fluoride	Methylphosphonofluoridic acid, 1,2,2-trimethylpropyl ester
GF, cyclohexyl sarin	Methylphosphonofluoridic acid, cyclohexyl ester
H, mustard gas, yperite, sulfur mustard, Kampfstoff Lost	1,1'-Thiobis[2-chloroethane]
HN-1, nitrogen mustard	2-Chloro-N-(2-chloroethyl)-N-ethylethanamine
HN-2, nitrogen mustard, Mechlorethanamine	2-Chloro-N-(2-chloroethyl)-N-methylethanamine
HN-3, nitrogen mustard, Nitrogen Lost	2-Chloro-N,N-bis(2-chloroethyl)ethanamine
L, Lewisite	(2-Chloroethenyl)arsonous dichloride
PFIB, perfluoroisobutylene	1,1,3,3,3-pentafluoro-2-trifluoromethyl-1-propene
TP, triphosgene, trichloromethyl carbonate	Carbonic acid, trichloromethyl ester
V-gas	Methylphosphonothioic acid, S-[2-(diethylamino)ethyl] O-2-methylpropyl ester
VX	Methylphosphonothioic acid, S-[2-[bis(1-methylethyl)amino]ethyl] O-ethyl ester