2,3-Dihydro-1,8-naphthyridin-4(1H)-one

2,3-二氢-1,8-萘啶-4(1H)-酮

Also known as: 1,8-Naphthyridin-4(1H)-one, 2,3-dihydro-, 1,8-Naphthyridin-4(1H)-one,2,3-dihydro-(9CI), 2,3-Dihydro-1,8-naphthyridin-4(1H), Naphthiridinone, naphthyridinone, 2,3-dihydro-1H-1,8-naphthyridin-4-one, 2,8-Dihydro-1,8-naphthyridin-4(3H)-one

2,3-Dihydro-1,8-naphthyridin-4(1H)-one (CAS 676515-33-6) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C8H8N2O and a molecular weight of 148.162 g/mol. It is also known as 1,8-Naphthyridin-4(1H)-one, 2,3-dihydro-, 1,8-Naphthyridin-4(1H)-one,2,3-dihydro-(9CI) and 2,3-Dihydro-1,8-naphthyridin-4(1H). Key properties include a boiling point of 337.7±31.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 158.0±24.8 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 676515-33-6
Jingsj CID: J-1501827-4
Molecular Formula: C₈H₈N₂O
Chinese Name: 2,3-二氢-1,8-萘啶-4(1H)-酮
Molecular Weight: 148.162 g/mol
Category: Ketones
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	337.7±31.0 °C at 760 mmHg
Density	1.2±0.1 g/cm3
Flash Point	158.0±24.8 °C

Frequently Asked Questions

What is the CAS number of 2,3-Dihydro-1,8-naphthyridin-4(1H)-one?

The CAS number of 2,3-Dihydro-1,8-naphthyridin-4(1H)-one is 676515-33-6.

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

2,3-Dihydro-1,8-naphthyridin-4(1H)-one has molecular formula C8H8N2O and molecular weight 148.162 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "2,3-Dihydro-1,8-naphthyridin-4(1H)-one (CAS 676515-33-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1501827-4 (accessed 2026-10-25).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.