5-[4-(trifluoromethyl)phenyl]thiophene-2-carbaldehyde

5-[4-(三氟甲基)苯基]噻吩-2-甲醛

Also known as: 5-(4-trifluoromethyl-phenyl)-thiophene-2-carbaldehyde, 5-[4-(trifluoromethyl)phenyl]-2-thiophenecarboxaldehyde, 5-[4-(trifluoromethyl)phenyl]-2-thiophene carbaldehyde, 5-[4-(trifluoromethyl)phenyl]thiophene-2-carbaldehyde, 2-Thiophenecarboxaldehyde, 5-[4-(trifluoromethyl)phenyl]-

5-[4-(trifluoromethyl)phenyl]thiophene-2-carbaldehyde (CAS 343604-31-9) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C12H7F3OS and a molecular weight of 256.24400 g/mol. It is also known as 5-(4-trifluoromethyl-phenyl)-thiophene-2-carbaldehyde, 5-[4-(trifluoromethyl)phenyl]-2-thiophenecarboxaldehyde and 5-[4-(trifluoromethyl)phenyl]-2-thiophene carbaldehyde. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 343604-31-9
Jingsj CID: J-1520873-6
Molecular Formula: C₁₂H₇F₃OS
Chinese Name: 5-[4-(三氟甲基)苯基]噻吩-2-甲醛
Molecular Weight: 256.24400 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of 5-[4-(trifluoromethyl)phenyl]thiophene-2-carbaldehyde?

The CAS number of 5-[4-(trifluoromethyl)phenyl]thiophene-2-carbaldehyde is 343604-31-9.

What are the molecular formula and molecular weight of 5-[4-(trifluoromethyl)phenyl]thiophene-2-carbaldehyde?

5-[4-(trifluoromethyl)phenyl]thiophene-2-carbaldehyde has molecular formula C12H7F3OS and molecular weight 256.24400 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "5-[4-(trifluoromethyl)phenyl]thiophene-2-carbaldehyde (CAS 343604-31-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1520873-6 (accessed 2026-10-25).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.