4-Phenyl-5-(trifluoromethyl)thiophene-2-carbonyl chloride

Also known as: 4-Phenyl-5-(trifluoromethyl)-2-thiophenecarbonyl chloride, 2-(Chlorocarbonyl)-4-phenyl-5-(trifluoromethyl)thiophene, 2-Thiophenecarbonyl chloride, 4-phenyl-5-(trifluoromethyl)-, 4-PHENYL-5-(TRIFLUOROMETHYL)THIOPHENE-2-CARBONYL CHLORIDE

4-Phenyl-5-(trifluoromethyl)thiophene-2-carbonyl chloride (CAS 208108-75-2) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C12H6ClF3OS and a molecular weight of 290.68900 g/mol. Key properties include a melting point of 48ºC, a boiling point of 161/0.5mm, a density of 1.424g/cm3 and a flash point of 156.6ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 208108-75-2
Jingsj CID: J-1352626-6
Molecular Formula: C₁₂H₆ClF₃OS
Molecular Weight: 290.68900 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	48ºC
Boiling Point	161/0.5mm
Density	1.424g/cm3
Flash Point	156.6ºC
Exact Mass	289.97800
PSA	45.31000
LogP	4.81290
Vapor Pressure	0.000121mmHg at 25°C
Refractive Index	1.544

Frequently Asked Questions

What is the CAS number of 4-Phenyl-5-(trifluoromethyl)thiophene-2-carbonyl chloride?

The CAS number of 4-Phenyl-5-(trifluoromethyl)thiophene-2-carbonyl chloride is 208108-75-2.

What are the molecular formula and molecular weight of 4-Phenyl-5-(trifluoromethyl)thiophene-2-carbonyl chloride?

4-Phenyl-5-(trifluoromethyl)thiophene-2-carbonyl chloride has molecular formula C12H6ClF3OS and molecular weight 290.68900 g/mol.

What are the upstream and downstream products of 4-Phenyl-5-(trifluoromethyl)thiophene-2-carbonyl chloride?

For 4-Phenyl-5-(trifluoromethyl)thiophene-2-carbonyl chloride, Upstream Products: 4-Phenyl-5-(trifluoromethyl)thiophene-2-carboxylic acid, Oxalyl chloride, 1,1,1-Trifluoro-3-phenylacetone.

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. "4-Phenyl-5-(trifluoromethyl)thiophene-2-carbonyl chloride (CAS 208108-75-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1352626-6 (accessed 2026-11-09).

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