Etiprednol Dicloacetate
Structural Formula Vector Image
Title: Etiprednol Dicloacetate
CAS Registry Number: 199331-40-3
CAS Name: (11b,17a)-17-[(Dichloroacetyl)oxy]-11-hydroxy-3-oxoandrosta-1,4-diene-17-carboxylic acid ethyl ester
Additional Names: ethyl 17a-dichloroacetoxy-11b-hydroxyandrosta-1,4-diene-3-one-17b-carboxylate
Manufacturers' Codes: BNP-166
Trademarks: Cronaze (Ivax); Respicort (Ivax)
Molecular Formula: C24H30Cl2O6
Molecular Weight: 485.40
Percent Composition: C 59.39%, H 6.23%, Cl 14.61%, O 19.78%
Literature References: A so-called "soft" corticosteroid; designed to undergo predictable metabolism to an inactive compound. Prepn: N. S. Bodor, M. K. Baumeister, WO 9742214; eidem, US 5981517 (1997, 1999 both to Soft Drugs, Inc.); A. Csanádi et al., Pharmazie 59, 349 (2004). Toxicology and safety in animals: A. Miklós et al., ibid. 57, 142 (2002). Pharmacology in animal model of asthma: I. Kurucz et al., J. Pharmacol. Exp. Ther. 307, 83 (2003).
Properties: White crystalline powder from ethyl acetate, mp 201-202.5°.
Melting point: mp 201-202.5°
Therap-Cat: Glucocorticoid; in treatment of Crohn's disease.
Keywords: Glucocorticoid.

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