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Methyl 2-aminothiazole-5-carboxylate

Also known as: 5-Thiazolecarboxylic acid, 2-amino-, methyl ester, Methyl 2-amino-1,3-thiazole-5-carboxylate, 2-Amino-5-(methoxycarbonyl)thiazole, NSC 42123, RARECHEM AL BF 1263, MFCD03788562

Methyl 2-aminothiazole-5-carboxylate (CAS 6633-61-0) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H6N2O2S and a molecular weight of 158.178 g/mol. Key properties include a melting point of 182-186ºC, a boiling point of 298.7±13.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 134.5±19.8 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
6633-61-0
Jingsj CID
J-1509319-3
Molecular Formula
C5H6N2O2S
Molecular Weight
158.178 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point182-186ºC
Boiling Point298.7±13.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point134.5±19.8 °C
Exact Mass158.014999
PSA93.45000
LogP0.36
Vapor Pressure0.0±0.6 mmHg at 25°C
Refractive Index1.606
Storage ConditionsRefrigerator

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 Methyl 2-aminothiazole-5-carboxylate?

The CAS number of Methyl 2-aminothiazole-5-carboxylate is 6633-61-0.

What are the molecular formula and molecular weight of Methyl 2-aminothiazole-5-carboxylate?

Methyl 2-aminothiazole-5-carboxylate has molecular formula C5H6N2O2S and molecular weight 158.178 g/mol.

What are the upstream and downstream products of Methyl 2-aminothiazole-5-carboxylate?

For Methyl 2-aminothiazole-5-carboxylate, Upstream Products: Methyl 2-chloro-3-oxopropanoate, Methyl 3-methoxyacrylate, methyl formate; Downstream Products: 2-Amino-1,3-thiazole-5-carboxamide, 2-Aminothiazole-5-carboxylic acid, Methyl 2-chlorothiazole-5-carboxylate.

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

Last updated:

How to cite: Jingsj. "Methyl 2-aminothiazole-5-carboxylate (CAS 6633-61-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1509319-3 (accessed 2026-11-09).

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