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5-Methylquinoline

Also known as: 5-methylquinoline, quinoline, 5-methyl-, 5-Methyl-chinolin, 5-methyl-Quinoline, QUINOLINE,5-METHYL, Quinoline, 5-methyl-

5-Methylquinoline (CAS 7661-55-4) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C10H9N and a molecular weight of 143.185 g/mol. Key properties include a melting point of 19°C, a boiling point of 262.7±0.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 104.4±11.3 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
7661-55-4
Jingsj CID
J-12533-7
Molecular Formula
C10H9N
Molecular Weight
143.185 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point19°C
Boiling Point262.7±0.0 °C at 760 mmHg
Density1.1±0.1 g/cm3
Flash Point104.4±11.3 °C
Exact Mass143.073502
PSA12.89000
LogP2.54
Vapor Pressure0.0±0.5 mmHg at 25°C
Refractive Index1.625

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 5-Methylquinoline?

The CAS number of 5-Methylquinoline is 7661-55-4.

What are the molecular formula and molecular weight of 5-Methylquinoline?

5-Methylquinoline has molecular formula C10H9N and molecular weight 143.185 g/mol.

What are the upstream and downstream products of 5-Methylquinoline?

For 5-Methylquinoline, Upstream Products: 3-Nitrotoluene, 3-Amino-1-propanol, Glycerol; Downstream Products: Quinoline-5-carboxylic acid, Quinoline-5-carbaldehyde, 5-Methylquinolin-8-amine.

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

Last updated:

How to cite: Jingsj. "5-Methylquinoline (CAS 7661-55-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-12533-7 (accessed 2026-11-09).

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