7-Methyl-2,3-dihydro-1,8-naphthyridin-4(1H)-one

Also known as: 1,8-Naphthyridin-4(1H)-one, 2,3-dihydro-7-methyl-, 2,3-Dihydro-7-methyl-1,8-naphthyridin-4(1H)-one, 7-methyl-2,3-dihydro-1H-1,8-naphthyridin-4-one

7-Methyl-2,3-dihydro-1,8-naphthyridin-4(1H)-one (CAS 55469-90-4) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C9H10N2O and a molecular weight of 162.18800 g/mol. Key properties include a boiling point of 341.721ºC at 760 mmHg, a density of 1.173g/cm3 and a flash point of 160.467ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 55469-90-4
Jingsj CID: J-869975-0
Molecular Formula: C₉H₁₀N₂O
Molecular Weight: 162.18800 g/mol
Category: Ketones
Last updated: 8/21/2026

Request MSDS / TDS

No offers for this compound yet.

Request a quote

Physicochemical Properties

Boiling Point	341.721ºC at 760 mmHg
Density	1.173g/cm3
Flash Point	160.467ºC
Exact Mass	162.07900
PSA	41.99000
LogP	1.52630
Refractive Index	1.562

Customs & Trade Information

HS Code	2933990090
Summary	2933990090. 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 7-Methyl-2,3-dihydro-1,8-naphthyridin-4(1H)-one?

The CAS number of 7-Methyl-2,3-dihydro-1,8-naphthyridin-4(1H)-one is 55469-90-4.

What are the molecular formula and molecular weight of 7-Methyl-2,3-dihydro-1,8-naphthyridin-4(1H)-one?

7-Methyl-2,3-dihydro-1,8-naphthyridin-4(1H)-one has molecular formula C9H10N2O and molecular weight 162.18800 g/mol.

What are the upstream and downstream products of 7-Methyl-2,3-dihydro-1,8-naphthyridin-4(1H)-one?

For 7-Methyl-2,3-dihydro-1,8-naphthyridin-4(1H)-one, Upstream Products: 2-Amino-6-methylpyridine, Ethyl acrylate; Downstream Products: 7-Methyl-1,2,3,4-tetrahydro-1,8-naphthyridine, tert-Butyl 7-methyl-3,4-dihydro-1,8-naphthyridine-1(2H)-carboxylate.

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. "7-Methyl-2,3-dihydro-1,8-naphthyridin-4(1H)-one (CAS 55469-90-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-869975-0 (accessed 2026-11-09).

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