3,4-Dihydro-1,8-naphthyridin-2(1H)-one
Also known as: 1,2,3,4-tetrahydro-1,8-naphthyridin-2-one, 1,8-Naphthyridin-2(1H)-one, 3,4-dihydro-, 2-Oxo-1,2,3,4-tetrahydro-1,8-naphthyridine, 3,4-Dihydro-1H-[1,8]naphthyridin-2-one, 3,4-Dihydro-1H-1,8-naphthyridin-2-one
3,4-Dihydro-1,8-naphthyridin-2(1H)-one (CAS 40000-79-1) 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. Key properties include a boiling point of 370.8±37.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 178.1±26.5 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 40000-79-1
- Jingsj CID
- J-1524731-1
- Molecular Formula
- C8H8N2O
- Molecular Weight
- 148.162 g/mol
- Category
- Ketones
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Boiling Point | 370.8±37.0 °C at 760 mmHg |
|---|---|
| Density | 1.2±0.1 g/cm3 |
| Flash Point | 178.1±26.5 °C |
| Exact Mass | 148.063660 |
| PSA | 41.99000 |
| LogP | 0.72 |
| Vapor Pressure | 0.0±0.8 mmHg at 25°C |
| Refractive Index | 1.569 |
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 3,4-Dihydro-1,8-naphthyridin-2(1H)-one?
The CAS number of 3,4-Dihydro-1,8-naphthyridin-2(1H)-one is 40000-79-1.
What are the molecular formula and molecular weight of 3,4-Dihydro-1,8-naphthyridin-2(1H)-one?
3,4-Dihydro-1,8-naphthyridin-2(1H)-one has molecular formula C8H8N2O and molecular weight 148.162 g/mol.
What are the upstream and downstream products of 3,4-Dihydro-1,8-naphthyridin-2(1H)-one?
For 3,4-Dihydro-1,8-naphthyridin-2(1H)-one, Upstream Products: 1,8-Naphthyridin-2(1H)-one.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "3,4-Dihydro-1,8-naphthyridin-2(1H)-one (CAS 40000-79-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1524731-1 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.