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2-Methyl-1,3-thiazole-4-carbonyl chloride

Also known as: 2-Methyl-4-thiazolecarbonyl chloride, 4-Thiazolecarbonyl chloride, 2-methyl-, 2-Methylthiazole-4-carbonyl chloride, 2-methyl-thiazole-4-carbonyl chloride, 2-methylthiazole-4-carboxylic acid chloride, 4-Thiazolecarbonyl chloride, 2-methyl- (9CI), QC-6265

2-Methyl-1,3-thiazole-4-carbonyl chloride (CAS 55842-53-0) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H4ClNOS and a molecular weight of 161.60900 g/mol. Key properties include a boiling point of 228.3ºC at 760 mmHg, a density of 1.407g/cm3 and a flash point of 91.9ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
55842-53-0
Jingsj CID
J-1519481-7
Molecular Formula
C5H4ClNOS
Molecular Weight
161.60900 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point228.3ºC at 760 mmHg
Density1.407g/cm3
Flash Point91.9ºC
Exact Mass160.97000
PSA58.20000
LogP1.83050
Refractive Index1.572

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 2-Methyl-1,3-thiazole-4-carbonyl chloride?

The CAS number of 2-Methyl-1,3-thiazole-4-carbonyl chloride is 55842-53-0.

What are the molecular formula and molecular weight of 2-Methyl-1,3-thiazole-4-carbonyl chloride?

2-Methyl-1,3-thiazole-4-carbonyl chloride has molecular formula C5H4ClNOS and molecular weight 161.60900 g/mol.

What are the upstream and downstream products of 2-Methyl-1,3-thiazole-4-carbonyl chloride?

For 2-Methyl-1,3-thiazole-4-carbonyl chloride, Upstream Products: 2-Methyl-1,3-thiazole-4-carboxylic acid.

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

Last updated:

How to cite: Jingsj. "2-Methyl-1,3-thiazole-4-carbonyl chloride (CAS 55842-53-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1519481-7 (accessed 2026-11-09).

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