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Ethyl 2-(3-cyano-4-hydroxyphenyl)-4-methyl-1,3-thiazole-5-carboxylate

Also known as: 2-(3-Cyano-4-hydroxyphenyl)-4-methyl-5-thiazolecarboxylic acid ethyl ester, 5-Thiazolecarboxylic acid, 2-(3-cyano-4-hydroxyphenyl)-4-methyl-, ethyl ester, Ethyl 2-(3-cyano-4-hydroxyphenyl)-4-methylthiazole-5-carboxylate, Febuxostat Impurity 28, Febuxostat 4-Hydroxy Ethyl Ester, Febuxostat Impurity 5

Ethyl 2-(3-cyano-4-hydroxyphenyl)-4-methyl-1,3-thiazole-5-carboxylate (CAS 161798-02-3) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C14H12N2O3S and a molecular weight of 288.322 g/mol. Key properties include a boiling point of 475.3±55.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 241.3±31.5 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
161798-02-3
Jingsj CID
J-1523062-3
Molecular Formula
C14H12N2O3S
Molecular Weight
288.322 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point475.3±55.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point241.3±31.5 °C
Exact Mass288.056854
PSA111.19000
LogP4.15
Vapor Pressure0.0±1.2 mmHg at 25°C
Refractive Index1.629

Customs & Trade Information

HS Code2934100090
Summary2934100090 other compounds containing an unfused thiazole ring (whether or not hydrogenated) in the structure VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:20.0%

Frequently Asked Questions

What is the CAS number of Ethyl 2-(3-cyano-4-hydroxyphenyl)-4-methyl-1,3-thiazole-5-carboxylate?

The CAS number of Ethyl 2-(3-cyano-4-hydroxyphenyl)-4-methyl-1,3-thiazole-5-carboxylate is 161798-02-3.

What are the molecular formula and molecular weight of Ethyl 2-(3-cyano-4-hydroxyphenyl)-4-methyl-1,3-thiazole-5-carboxylate?

Ethyl 2-(3-cyano-4-hydroxyphenyl)-4-methyl-1,3-thiazole-5-carboxylate has molecular formula C14H12N2O3S and molecular weight 288.322 g/mol.

What are the upstream and downstream products of Ethyl 2-(3-cyano-4-hydroxyphenyl)-4-methyl-1,3-thiazole-5-carboxylate?

For Ethyl 2-(3-cyano-4-hydroxyphenyl)-4-methyl-1,3-thiazole-5-carboxylate, Upstream Products: ethyl 2-(3-formyl-4-hydroxyphenyl)-4-methylthiazole-5-carboxylate, Ethyl 2-chloroacetoacetate, 4-Hydroxythiobenzamide; Downstream Products: Ethyl 2-(3-cyano-4-isobutoxyphenyl)-4-methyl-5-thiazolecarboxylate.

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

Last updated:

How to cite: Jingsj. "Ethyl 2-(3-cyano-4-hydroxyphenyl)-4-methyl-1,3-thiazole-5-carboxylate (CAS 161798-02-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1523062-3 (accessed 2026-11-09).

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