5-(4-Chlorophenyl)-2-thiophenecarbaldehyde

Also known as: 2-Thiophenecarboxaldehyde, 5-(4-chlorophenyl)-, 4-(2-Formylthiophene)chlorobenzene, 5-(4-CHLOROPHENYL)-2-THIOPHENECARBALDEHYDE, 5-(4-CHLOROPHENYL)THIOPHENE-2-CARBALDEHYDE, 5-(4-Chlorophenyl)-2-thiophenecarboxaldehyde, 5-(4-Chlorophenyl)thiophene-2-carboxaldehyde, 5-(4-chlorophenyl)thiophene-2-carbaldehyde, AKOS BAR-0521, MFCD01860767, RARECHEM AK MA K020

5-(4-Chlorophenyl)-2-thiophenecarbaldehyde (CAS 38401-71-7) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C11H7ClOS and a molecular weight of 222.691 g/mol. Key properties include a melting point of 85-86ºC, a boiling point of 367.4±32.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 176.0±25.1 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 38401-71-7
Jingsj CID: J-1058953-4
Molecular Formula: C₁₁H₇ClOS
Molecular Weight: 222.691 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	85-86ºC
Boiling Point	367.4±32.0 °C at 760 mmHg
Density	1.3±0.1 g/cm3
Flash Point	176.0±25.1 °C
Exact Mass	221.990616
PSA	45.31000
LogP	3.47
Vapor Pressure	0.0±0.8 mmHg at 25°C
Refractive Index	1.646
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)-2-thiophenecarbaldehyde?

The CAS number of 5-(4-Chlorophenyl)-2-thiophenecarbaldehyde is 38401-71-7.

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

5-(4-Chlorophenyl)-2-thiophenecarbaldehyde has molecular formula C11H7ClOS and molecular weight 222.691 g/mol.

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)-2-thiophenecarbaldehyde (CAS 38401-71-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1058953-4 (accessed 2026-11-09).

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