Methacholine

Methacholine

Clinical data
Trade names	Provocholine
AHFS/Drugs.com	Consumer Drug Information
License data	US DailyMed: Methacholine
Routes of administration	Respiratory
ATC code	V04CX03 (WHO)
Legal status
Legal status	AU: S4 (Prescription only) US: ℞-only
Identifiers
IUPAC name 2-(Acetyloxy)-N,N,N-trimethylpropan-1-aminium
CAS Number	55-92-5 N 62-51-1 (chloride)
PubChem CID	6114
DrugBank	DB06709 Y
ChemSpider	5888 Y
UNII	03V657ZD3V
KEGG	D04970 Y
ChEBI	CHEBI:50142 Y
ChEMBL	ChEMBL978 N
CompTox Dashboard (EPA)	DTXSID2046967
Chemical and physical data
Formula	C8H18NO2+
Molar mass	160.237 g·mol−1
3D model (JSmol)	Interactive image
SMILES [Cl-].O=C(OC(C)C[N+](C)(C)C)C
InChI InChI=1S/C8H18NO2.ClH/c1-7(11-8(2)10)6-9(3,4)5;/h7H,6H2,1-5H3;1H/q+1;/p-1 Y Key:JHPHVAVFUYTVCL-UHFFFAOYSA-M Y
NY (what is this?)  (verify)

Methacholine (INN, USAN) (trade name Provocholine), also known as acetyl-β-methylcholine, is a synthetic choline ester that acts as a non-selective muscarinic receptor agonist in the parasympathetic nervous system.