5-(4-Chlorophenyl)thiophene-2-carboxylic acid

Also known as: 2-Thiophenecarboxylic acid, 5-(4-chlorophenyl)-, JR-8022, 5-(4-Chlorophenyl)thiophene-2-carboxylic acid, 97%, bb_sc-7672

5-(4-Chlorophenyl)thiophene-2-carboxylic acid (CAS 40133-14-0) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C11H7ClO2S and a molecular weight of 238.69000 g/mol. Key properties include a boiling point of 418.7ºC at 760mmHg, a density of 1.415g/cm3 and a flash point of 207ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 40133-14-0
Jingsj CID: J-1041005-6
Molecular Formula: C₁₁H₇ClO₂S
Molecular Weight: 238.69000 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	418.7ºC at 760mmHg
Density	1.415g/cm3
Flash Point	207ºC
Exact Mass	237.98600
PSA	65.54000
LogP	3.76670
Storage Conditions	2-8°C

Customs & Trade Information

HS Code	2934999090
Summary	2934999090. 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 5-(4-Chlorophenyl)thiophene-2-carboxylic acid?

The CAS number of 5-(4-Chlorophenyl)thiophene-2-carboxylic acid is 40133-14-0.

What are the molecular formula and molecular weight of 5-(4-Chlorophenyl)thiophene-2-carboxylic acid?

5-(4-Chlorophenyl)thiophene-2-carboxylic acid has molecular formula C11H7ClO2S and molecular weight 238.69000 g/mol.

What are the upstream and downstream products of 5-(4-Chlorophenyl)thiophene-2-carboxylic acid?

For 5-(4-Chlorophenyl)thiophene-2-carboxylic acid, Upstream Products: Carbon dioxide, 2-(4-Chlorophenyl)thiophene, 5-(4-Chlorophenyl)-2-thiophenecarbaldehyde; Downstream Products: methyl 5-(4-chlorophenyl)thiophene-2-carboxylate, 2-(4-Chlorophenyl)thieno[2,3-d]pyridazin-7(6H)-one, 5-(4-chlorophenyl)-3-formylthiophene-2-carboxylic acid.

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

Last updated: 8/21/2026

How to cite: Jingsj. "5-(4-Chlorophenyl)thiophene-2-carboxylic acid (CAS 40133-14-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1041005-6 (accessed 2026-11-09).

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