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1,5-Naphthyridin-2(1H)-one

Also known as: 1,5-Naphthyridin-2-ol, 2-Hydroxy-1,5-naphthyridine, 1,5-Naphthyridin-2(1H), 1,5-Naphthyridine-2(1H)-one, 1H-1,5-naphthyridin-2-one

1,5-Naphthyridin-2(1H)-one (CAS 10261-82-2) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C8H6N2O and a molecular weight of 146.146 g/mol. Key properties include a boiling point of 376.2±22.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 181.3±22.3 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
10261-82-2
Jingsj CID
J-1444058-5
Molecular Formula
C8H6N2O
Molecular Weight
146.146 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point376.2±22.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point181.3±22.3 °C
Exact Mass146.048019
PSA46.01000
LogP0.87
Vapor Pressure0.0±0.9 mmHg at 25°C
Refractive Index1.705
Storage Conditions2-8°C

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 1,5-Naphthyridin-2(1H)-one?

The CAS number of 1,5-Naphthyridin-2(1H)-one is 10261-82-2.

What are the molecular formula and molecular weight of 1,5-Naphthyridin-2(1H)-one?

1,5-Naphthyridin-2(1H)-one has molecular formula C8H6N2O and molecular weight 146.146 g/mol.

What are the upstream and downstream products of 1,5-Naphthyridin-2(1H)-one?

For 1,5-Naphthyridin-2(1H)-one, Upstream Products: 3-Amino-2-bromopyridine, 5-Amino-2-hydroxypyridine, Glycerol; Downstream Products: 2-chloro-1,5-naphthyridine.

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

Last updated:

How to cite: Jingsj. "1,5-Naphthyridin-2(1H)-one (CAS 10261-82-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1444058-5 (accessed 2026-11-09).

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