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2-Methylquinoline-3-carboxylic acid

Also known as: 2-Methyl-3-quinolinecarboxylic acid, 2-Methyl-quinoline-3-carboxylic acid, 2-Methyl-chinolin-3-carbonsaeure, Quinaldine-3-carboxylic acid, 3-Quinolinecarboxylic acid, 2-methyl-

2-Methylquinoline-3-carboxylic acid (CAS 635-79-0) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C11H9NO2 and a molecular weight of 187.195 g/mol. Key properties include a boiling point of 342.0±27.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 160.6±23.7 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
635-79-0
Jingsj CID
J-1020752-0
Molecular Formula
C11H9NO2
Molecular Weight
187.195 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point342.0±27.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point160.6±23.7 °C
Exact Mass187.063324
PSA50.19000
LogP2.64
Vapor Pressure0.0±0.8 mmHg at 25°C
Refractive Index1.663

Customs & Trade Information

HS Code2933499090
Summary2933499090. 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-Methylquinoline-3-carboxylic acid?

The CAS number of 2-Methylquinoline-3-carboxylic acid is 635-79-0.

What are the molecular formula and molecular weight of 2-Methylquinoline-3-carboxylic acid?

2-Methylquinoline-3-carboxylic acid has molecular formula C11H9NO2 and molecular weight 187.195 g/mol.

What are the upstream and downstream products of 2-Methylquinoline-3-carboxylic acid?

For 2-Methylquinoline-3-carboxylic acid, Upstream Products: ethyl 2-methylquinoline-3-carboxylate, Methyl acetoacetate, 2-Aminobenzaldehyde; Downstream Products: 2-hydroxyquinoline-3-carboxylic acid, Quinoline-2,3-dicarboxylic acid, Methyl 2-methylquinoline-3-carboxylate.

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

Last updated:

How to cite: Jingsj. "2-Methylquinoline-3-carboxylic acid (CAS 635-79-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1020752-0 (accessed 2026-11-09).

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