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Ethyl 5-methylthiazole-4-carboxylate

Also known as: Ethyl 5-methyl-1,3-thiazole-4-carboxylate, Ethyl 5-methyl-4-thiazolecarboxylate, 4-Ethoxycarbonyl-5-methylthiazole, 5-Methyl-4-thiazolecarboxylic acid ethyl ester

Ethyl 5-methylthiazole-4-carboxylate (CAS 61323-26-0) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C7H9NO2S and a molecular weight of 171.217 g/mol. Key properties include a boiling point of 239.1±20.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 98.4±21.8 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
61323-26-0
Jingsj CID
J-899949-3
Molecular Formula
C7H9NO2S
Molecular Weight
171.217 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point239.1±20.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point98.4±21.8 °C
Exact Mass171.035400
PSA67.43000
LogP2.35
Vapor Pressure0.0±0.5 mmHg at 25°C
Refractive Index1.528

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 5-methylthiazole-4-carboxylate?

The CAS number of Ethyl 5-methylthiazole-4-carboxylate is 61323-26-0.

What are the molecular formula and molecular weight of Ethyl 5-methylthiazole-4-carboxylate?

Ethyl 5-methylthiazole-4-carboxylate has molecular formula C7H9NO2S and molecular weight 171.217 g/mol.

What are the upstream and downstream products of Ethyl 5-methylthiazole-4-carboxylate?

For Ethyl 5-methylthiazole-4-carboxylate, Upstream Products: Ethyl 2-amino-5-methylthiazole-4-carboxylate, Ethyl isocyanoacetate; Downstream Products: 5-Methylthiazole-4-carbaldehyde, (5-Methyl-1,3-thiazol-4-yl)methanol.

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 5-methylthiazole-4-carboxylate (CAS 61323-26-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-899949-3 (accessed 2026-11-09).

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