Title:  Tazarotene 
CAS Registry Number:  118292-40-3 
CAS Name:  6-[(3,4-Dihydro-4,4-dimethyl-2H-1-benzothiopyran-6-yl)ethynyl]-3-pyridinecarboxylic acid ethyl ester 
Additional Names:  ethyl 6-[2-(4,4-dimethylthiochroman-6-yl)ethynyl] nicotinate 
Manufacturers' Codes:  AGN-190168 
Trademarks:  Avage (Allergan);  Tazorac (Allergan);  Zorac (Allergan) 
Molecular Formula:  C21H21NO2S 
Molecular Weight:  351.46 
Percent Composition:  C 71.76%, H 6.02%, N 3.99%, O 9.10%, S 9.12% 
Literature References:  Acetylenic retinoid prodrug converted to the active metabolite, tazarotenic acid, with selective affinity for retinoic acid receptors RARb and RARg.  Prepn:  R. A. S. Chandraratna, EP 284288; idem, US 5089509 (1988, 1992 both to Allergan).  Clinical evaluation in psoriasis:  T. Esgleyes-Ribot et al., J. Am. Acad. Dermatol. 30, 581 (1994).  Clinical trial in treatment of photodamage:  S. Kang et al., ibid. 52, 268 (2005).  Review of pharmacokinetics and metabolism:  D. D.-S. Tang-Liu et al., Clin. Pharmacokinet. 37, 273-287 (1999); of mechanism of action and treatment strategies:  A. Roeder et al., Skin Pharmacol. Physiol. 17, 111-118 (2004). 
Properties:  White solid. 
Therap-Cat:  Antiacne; antipsoriatic.  In treatment of photodamaged skin. 
Keywords:  Antiacne; Antipsoriatic.   |