Tazarotenic Acid

Also known as: 6-((3,4-Dihydro-4,4-dimethyl-2H-1-benzothiopyran-6-yl)ethynyl)-3-pyridinecarboxylic acid, 6-[2-(3,4-Dihydro-4,4-dimethyl-2H-1-benzothiopyran-6-yl)ethynyl]-3-pyridinecarboxylic acid, 6-(2-(4,4-Dimethylthiochroman-6-yl)ethynyl)nicotinic acid, AGN 190299, 6-((4,4-Dimethylthiochroman-6-yl)ethynyl)nicotinic acid, Tazarotene Impurity 1, 3-Pyridinecarboxylic acid, 6-((3,4-dihydro-4,4-dimethyl-2H-1-benzothiopyran-6-yl)ethynyl)-

Tazarotenic Acid (CAS 118292-41-4) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C19H17NO2S and a molecular weight of 323.409 g/mol. Key properties include a boiling point of 527.5±50.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 272.9±30.1 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 118292-41-4
Jingsj CID: J-1955336-7
Molecular Formula: C₁₉H₁₇NO₂S
Molecular Weight: 323.409 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	527.5±50.0 °C at 760 mmHg
Density	1.3±0.1 g/cm3
Flash Point	272.9±30.1 °C
Exact Mass	323.097992
PSA	75.49000
LogP	4.95
Vapor Pressure	0.0±1.5 mmHg at 25°C
Refractive Index	1.671
Storage Conditions	2-8°C

Activity & Biological Data

Additional Information	[1]. Chandraratna RA. Tazarotene--first of a new generation of receptor-selective retinoids. Br J Dermatol. 1996;135 Suppl 49:18-25. [2]. Hsyu PH, et al. Pharmacokinetics of a novel retinoid AGN 190168 and its metabolite AGN 190299 after intravenous administration of AGN 190168 to rats. Biopharm Drug Dispos. 1994;15(5):347-357. [3]. Abramovits W, et al. Treatment of warty dyskeratoma with tazarotenic acid. J Am Acad Dermatol. 2002;46(2 Suppl Case Reports):S4.

Additional Information

[1]. Chandraratna RA. Tazarotene--first of a new generation of receptor-selective retinoids. Br J Dermatol. 1996;135 Suppl 49:18-25. [2]. Hsyu PH, et al. Pharmacokinetics of a novel retinoid AGN 190168 and its metabolite AGN 190299 after intravenous administration of AGN 190168 to rats. Biopharm Drug Dispos. 1994;15(5):347-357. [3]. Abramovits W, et al. Treatment of warty dyskeratoma with tazarotenic acid. J Am Acad Dermatol. 2002;46(2 Suppl Case Reports):S4.

Frequently Asked Questions

What is the CAS number of Tazarotenic Acid?

The CAS number of Tazarotenic Acid is 118292-41-4.

What are the molecular formula and molecular weight of Tazarotenic Acid?

Tazarotenic Acid has molecular formula C19H17NO2S and molecular weight 323.409 g/mol.

What are the upstream and downstream products of Tazarotenic Acid?

For Tazarotenic Acid, Downstream Products: Tazarotene.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated: 8/21/2026

How to cite: Jingsj. "Tazarotenic Acid (CAS 118292-41-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1955336-7 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.