Atovaquone

Atovaquone
Clinical data
Trade names	Mepron
AHFS/Drugs.com	Monograph
MedlinePlus	a693003
Routes of; administration	By mouth
ATC code	P01AX06 (WHO) ;
Legal status
Legal status	UK: POM (Prescription only); US: ℞-only;
Pharmacokinetic data
Elimination half-life	2.2–3.2 days
Identifiers
	IUPAC name trans-2-[4-(4-Chlorophenyl)cyclohexyl]-3-hydroxy-1,4-naphthalenedione;
CAS Number	95233-18-4 ;
PubChem CID	74989;
DrugBank	DB01117 ;
ChemSpider	10482034 ;
UNII	Y883P1Z2LT;
KEGG	D00236 ;
ChEBI	CHEBI:575568 ;
ChEMBL	ChEMBL1450 ;
CompTox Dashboard (EPA)	DTXSID7022629 ;
ECHA InfoCard	100.158.738
Chemical and physical data
Formula	C22H19ClO3
Molar mass	366.84 g·mol−1
3D model (JSmol)	Interactive image;
Melting point	216 to 219 °C (421 to 426 °F)
	SMILES OC=2C(=O)c1ccccc1C(=O)C=2[C@@H]3CC[C@H](CC3)c4ccc(Cl)cc4;
	InChI InChI=1S/C22H19ClO3/c23-16-11-9-14(10-12-16)13-5-7-15(8-6-13)19-20(24)17-3-1-2-4-18(17)21(25)22(19)26/h1-4,9-13,15,26H,5-8H2/t13-,15- ; Key:KUCQYCKVKVOKAY-CTYIDZIISA-N ;
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Atovaquone, sold under the brand name Mepron, is an antimicrobial medication for the prevention and treatment of Pneumocystis jirovecii pneumonia (PCP).

Atovaquone is a chemical compound that belongs to the class of naphthoquinones. Atovaquone is a hydroxy-1,4-naphthoquinone, an analog of both ubiquinone and lawsone.