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4-Methyl-1,8-naphthyridine

Also known as: 1,8-Naphthyridine, 4-methyl-, 4-METHYL-1,8-NAPHTHYRIDINE

4-Methyl-1,8-naphthyridine (CAS 1569-17-1) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C9H8N2 and a molecular weight of 144.173 g/mol. Key properties include a boiling point of 270.5±20.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 116.4±13.1 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1569-17-1
Jingsj CID
J-1171867-5
Molecular Formula
C9H8N2
Molecular Weight
144.173 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point270.5±20.0 °C at 760 mmHg
Density1.1±0.1 g/cm3
Flash Point116.4±13.1 °C
Exact Mass144.068741
PSA25.78000
LogP1.38
Vapor Pressure0.0±0.5 mmHg at 25°C
Refractive Index1.633

Customs & Trade Information

HS Code2933990090
Summary2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. 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 4-Methyl-1,8-naphthyridine?

The CAS number of 4-Methyl-1,8-naphthyridine is 1569-17-1.

What are the molecular formula and molecular weight of 4-Methyl-1,8-naphthyridine?

4-Methyl-1,8-naphthyridine has molecular formula C9H8N2 and molecular weight 144.173 g/mol.

What are the upstream and downstream products of 4-Methyl-1,8-naphthyridine?

For 4-Methyl-1,8-naphthyridine, Upstream Products: 3-Dimethylaminoacrolein, trans-4-(Dimethylamino)-3-buten-2-one, 2,2-Dimethyl-N-(pyridin-2-yl)propanamide; Downstream Products: 1,8-Naphthyridine-4-carbaldehyde.

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

Last updated:

How to cite: Jingsj. "4-Methyl-1,8-naphthyridine (CAS 1569-17-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1171867-5 (accessed 2026-11-09).

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