2-(3,4-dimethylphenyl)quinoline-4-carboxylic acid

Also known as: 2-(3,4-dimethylphenyl)-4-quinolinecarboxylic acid, 2-(3,4-dimethylphenyl)cinchoninic acid, 4-Quinolinecarboxylic acid, 2-(3,4-dimethylphenyl)-, TIMTEC-BB SBB001117, 2-(3,4-dimethyl-phenyl)-quinoline-4-carboxylic acid

2-(3,4-dimethylphenyl)quinoline-4-carboxylic acid (CAS 20389-06-4) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C18H15NO2 and a molecular weight of 277.31700 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 20389-06-4
Jingsj CID: J-1512773-8
Molecular Formula: C₁₈H₁₅NO₂
Molecular Weight: 277.31700 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Exact Mass	277.11000
PSA	50.19000
LogP	4.21680

Customs & Trade Information

HS Code	2933499090
Summary	2933499090. other compounds containing in the structure a quinoline or isoquinoline ring-system (whether or not hydrogenated), not further fused. 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-(3,4-dimethylphenyl)quinoline-4-carboxylic acid?

The CAS number of 2-(3,4-dimethylphenyl)quinoline-4-carboxylic acid is 20389-06-4.

What are the molecular formula and molecular weight of 2-(3,4-dimethylphenyl)quinoline-4-carboxylic acid?

2-(3,4-dimethylphenyl)quinoline-4-carboxylic acid has molecular formula C18H15NO2 and molecular weight 277.31700 g/mol.

What are the upstream and downstream products of 2-(3,4-dimethylphenyl)quinoline-4-carboxylic acid?

For 2-(3,4-dimethylphenyl)quinoline-4-carboxylic acid, Upstream Products: isatin, 3',4'-Dimethylacetophenone.

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-(3,4-dimethylphenyl)quinoline-4-carboxylic acid (CAS 20389-06-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1512773-8 (accessed 2026-11-09).

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