Title: Atovaquone
CAS Registry Number: 95233-18-4
CAS Name: 2-[trans-4-(4-Chlorophenyl)cyclohexyl]-3-hydroxy-1,4-naphthalenedione
Additional Names: trans-2-[4-(4-chlorophenyl)cyclohexyl]-3-hydroxy-1,4-naphthoquinone
Manufacturers' Codes: 566C80; BW-566C; BW-566C-80
Trademarks: Mepron (GSK); Wellvone (GSK)
Molecular Formula: C22H19ClO3
Molecular Weight: 366.84
Percent Composition: C 72.03%, H 5.22%, Cl 9.66%, O 13.08%
Literature References: Hydroxynaphthoquinone derivative that inhibits mitochondrial electron transport. Prepn: A. T. Hudson, A. W. Randall, EP 123238; eidem, US 5053432 (1984, 1991 both to Burroughs Wellcome). Antiprotozoal activity, metabolism, and pharmacokinetics: A. T. Hudson et al., Drugs Exp. Clin. Res. 17, 427 (1991). Mechanism of action study: M. Fry, M. Pudney, Biochem. Pharmacol. 43, 1545 (1992). Clinical trial for prevention of pneumocystis pneumonia in AIDS patients: W. M. El-Sadr et al., N. Engl. J. Med. 339, 1889 (1998).
Properties: Crystals from acetonitrile, mp 216-219°. Practically insol in water.
Melting point: mp 216-219°
Therap-Cat: Antipneumocystic.
Keywords: Antipneumocystic. |