Title: Rimexolone
CAS Registry Number: 49697-38-3
CAS Name: (11b,16a,17b)-11-Hydroxy-16,17-dimethyl-17-(1-oxopropyl)androsta-1,4-dien-3-one
Synonyms: 11b-hydroxy-16a,17a-dimethyl-17-propionylandrosta-1,4-dien-3-one; 11b-hydroxy-16a,17a,21-trimethylpregna-1,4-diene-3,20-dione; trimexolone
Manufacturers' Codes: Org-6216
Trademarks: Rimexel (Organon); Vexol (Alcon)
Molecular Formula: C24H34O3
Molecular Weight: 370.52
Percent Composition: C 77.80%, H 9.25%, O 12.95%
Literature References: Prepn:
NL 7300313; G. F. Woods
et al., US 3947478 (1973, 1976 both to Akzo); J. Cairns
et al., J. Chem. Soc. Perkin Trans. 1 1981, 2306. Pharmacology: P. K. Fox
et al., Arzneim.-Forsch. 30, 55 (1980). Clinical trial in rheumatoid arthritis: E. van Vliet-Daskalopoulou
et al., Br. J. Rheumatol. 26, 450 (1987). Clinical pharmacokinetics: G. Gevers
et al., Clin. Rheumatol. 13, 103 (1994).
Properties: Crystals, mp 258-268°. [a]D +100° (c = 0.92 in pyridine). uv max: 244 nm (e 14600).
Melting point: mp 258-268°
Optical Rotation: [a]D +100° (c = 0.92 in pyridine)
Absorption maximum: uv max: 244 nm (e 14600)
Therap-Cat: Anti-inflammatory (local).
Keywords: Glucocorticoid.