CAR-302,196 (also known as PCMG or just by its code number 302196) is a moderately potent and relatively short lasting

anticholinergic Anticholinergics (anticholinergic agents) are substances that block the action of the neurotransmitter called acetylcholine (ACh) at synapses in the central and peripheral nervous system. These agents inhibit the parasympathetic nervous sys ...

deliriant Deliriants are a subclass of hallucinogen. The term was coined in the early 1980s to distinguish these drugs from psychedelics and dissociatives such as LSD and ketamine, respectively, due to their primary effect of causing delirium, as oppose ...

drug, related to the

chemical warfare agent A chemical weapon (CW) is a specialized munition that uses chemicals formulated to inflict death or harm on humans. According to the Organisation for the Prohibition of Chemical Weapons (OPCW), this can be any chemical compound intended as a ...

3-Quinuclidinyl benzilate 3-Quinuclidinyl benzilate (QNB) (IUPAC name 1-azabicyclo .2.2ctan-3-yl hydroxy(diphenyl)acetate; US Army code EA-2277; NATO code BZ; Soviet code Substance 78) is an odorless and bitter-tasting military incapacitating agent.QNB: Incapacitating Age ...

(QNB). It was developed under contract to

Edgewood Arsenal Aberdeen Proving Ground (APG) (sometimes erroneously called Aberdeen Proving ''Grounds'') is a U.S. Army facility located adjacent to Aberdeen, Harford County, Maryland, United States. More than 7,500 civilians and 5,000 military personnel work a ...

during the 1960s as part of the US military chemical weapons program, during research to improve upon the properties of earlier agents such as QNB. CAR-302,196 was found to be only around 1/4 the potency of QNB, but its onset of action was much faster at only a few minutes, and the duration far shorter at only 2–3 hours. A fast-acting and short-lasting anticholinergic drug was felt to be more desirable for some applications.

References

Deliriants Muscarinic antagonists Incapacitating agents Piperidines Carboxylate esters Alkyne derivatives Tertiary alcohols Cyclopentanes {{hallucinogen-stub

See also

References