6-Chloro-2-(thiophen-2-yl)quinoline-4-carboxylic acid

Also known as: 6-Chloro-2-(2-thienyl)quinoline-4-carboxylic acid, 2-[2-Thienyl]-6-chlorocinchoninic acid, 6-Chloro-2-(2-thienyl)-4-quinolinecarboxylic acid, 6-chloro-2-thien-2-ylquinoline-4-carboxylic acid, 6-chloro-2-(2-thienyl)cinchoninic acid, 4-Quinolinecarboxylic acid, 6-chloro-2-(2-thienyl)-, 6-chloro-2-(2-thienyl)quinoline-4-carboxylic acid(SALTDATA: FREE), 6-chloro-2-thiophen-2-ylquinoline-4-carboxylic acid

6-Chloro-2-(thiophen-2-yl)quinoline-4-carboxylic acid (CAS 33289-51-9) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C14H8ClNO2S and a molecular weight of 289.73700 g/mol. Key properties include a boiling point of 486.2ºC at 760 mmHg, a density of 1.478g/cm3 and a flash point of 247.9ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 33289-51-9
Jingsj CID: J-963191-8
Molecular Formula: C₁₄H₈ClNO₂S
Molecular Weight: 289.73700 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	486.2ºC at 760 mmHg
Density	1.478g/cm3
Flash Point	247.9ºC
Exact Mass	288.99600
PSA	78.43000
LogP	4.31490
Refractive Index	1.714

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 6-Chloro-2-(thiophen-2-yl)quinoline-4-carboxylic acid?

The CAS number of 6-Chloro-2-(thiophen-2-yl)quinoline-4-carboxylic acid is 33289-51-9.

What are the molecular formula and molecular weight of 6-Chloro-2-(thiophen-2-yl)quinoline-4-carboxylic acid?

6-Chloro-2-(thiophen-2-yl)quinoline-4-carboxylic acid has molecular formula C14H8ClNO2S and molecular weight 289.73700 g/mol.

What are the upstream and downstream products of 6-Chloro-2-(thiophen-2-yl)quinoline-4-carboxylic acid?

For 6-Chloro-2-(thiophen-2-yl)quinoline-4-carboxylic acid, Upstream Products: 2-Acetylthiophene, 5-Chloro-1H-indole-2,3-dione.

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. "6-Chloro-2-(thiophen-2-yl)quinoline-4-carboxylic acid (CAS 33289-51-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-963191-8 (accessed 2026-11-09).

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