2-(2-thiophen-2-ylethenyl)benzoic acid

Also known as: 2-(2-thiophen-2-ylethenyl)benzoic acid, 2-[2-(2-thienyl)vinyl]benzoic acid, 2-(2-thiophen-2-yl-vinyl)-benzoic acid, 2-(b-(2-Thienyl)vinyl)benzoicacid, 2-[-(2-Thienyl)vinyl]benzoic acid, 2[2-(2-Thienyl)ethenyl]benzoic acid, Benzoic acid, 2-[2-(2-thienyl)ethenyl]-, 2-(2-(Thiophen-2-yl)vinyl)benzoic acid, 2-<2-(Thienyl-(2))-vinyl>-benzoesaeure, 2-[2-(thienyl)vinyl] benzoic acid

2-(2-thiophen-2-ylethenyl)benzoic acid (CAS 1966-89-8) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C13H10O2S and a molecular weight of 230.28200 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 1966-89-8
Jingsj CID: J-1465481-0
Molecular Formula: C₁₃H₁₀O₂S
Molecular Weight: 230.28200 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Exact Mass	230.04000
PSA	65.54000
LogP	3.61670

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 2-(2-thiophen-2-ylethenyl)benzoic acid?

The CAS number of 2-(2-thiophen-2-ylethenyl)benzoic acid is 1966-89-8.

What are the molecular formula and molecular weight of 2-(2-thiophen-2-ylethenyl)benzoic acid?

2-(2-thiophen-2-ylethenyl)benzoic acid has molecular formula C13H10O2S and molecular weight 230.28200 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. "2-(2-thiophen-2-ylethenyl)benzoic acid (CAS 1966-89-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1465481-0 (accessed 2026-11-09).

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