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Ethyl 5-chlorothiophene-2-carboxylate

Also known as: 2-Thiophenecarboxylic acid, 5-chloro-, ethyl ester, 5-Chlorothiophene-2-carboxylic acid ethyl ester, Ethyl 5-chloro-2-thiophenecarboxylate, Ethyl 5-chlorothiophene-2-carboxlate, RARECHEM AL BI 0303, Rivaroxaban impurity P2-O, MFCD00051732

Ethyl 5-chlorothiophene-2-carboxylate (CAS 5751-82-6) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C7H7ClO2S and a molecular weight of 190.647 g/mol. Key properties include a boiling point of 253.7±20.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 107.3±21.8 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
5751-82-6
Jingsj CID
J-854809-2
Molecular Formula
C7H7ClO2S
Molecular Weight
190.647 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point253.7±20.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point107.3±21.8 °C
Exact Mass189.985519
PSA54.54000
LogP3.03
Vapor Pressure0.0±0.5 mmHg at 25°C
Refractive Index1.545

Customs & Trade Information

HS Code2934999090
Summary2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of Ethyl 5-chlorothiophene-2-carboxylate?

The CAS number of Ethyl 5-chlorothiophene-2-carboxylate is 5751-82-6.

What are the molecular formula and molecular weight of Ethyl 5-chlorothiophene-2-carboxylate?

Ethyl 5-chlorothiophene-2-carboxylate has molecular formula C7H7ClO2S and molecular weight 190.647 g/mol.

What are the upstream and downstream products of Ethyl 5-chlorothiophene-2-carboxylate?

For Ethyl 5-chlorothiophene-2-carboxylate, Upstream Products: 2-Bromo-5-chlorothiophene, Diethyl pyrocarbonate, 5-Chloro-2-thiophenecarboxylic acid; Downstream Products: 5-Chloro-2-thiophenecarboxylic acid hydrazide, (5-Chlorothiophen-2-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-chlorothiophene-2-carboxylate (CAS 5751-82-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-854809-2 (accessed 2026-11-09).

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