2H-1,4-benzoxazin-3(4H)-one
2H-1,4-苯并恶嗪-3(4H)-酮
Also known as: 2H-1,4-benzoxazine-3(4H)-one, 2H-benzo[b][1,4]oxazin-3(4H)-one, 4H-1,4-benzoxazin-3-one, 4H-benzo[1,4]oxazin-3-one, benzo[b]morpholin-3-one, 4-aza-3-chromanone, 1,4-benzoxazine-3-one, 3-oxo-4H-benzo[1,4]oxazine, 2,4-dihydro-3H-1,4-benzoxazine-3-one, MFCD00158536, AURORA KA-5421, OTAVA-BB BB7020041238
- CAS No.
- 5466-88-6
- Jingsj CID
- J-7361-7
- Molecular Formula
- C8H7NO2
- Chinese Name
- 2H-1,4-苯并恶嗪-3(4H)-酮
- Molecular Weight
- 149.147 g/mol
- Category
- Ketones
- Last updated
- 8/21/2026
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Request a quotePhysicochemical Properties
| Melting Point | 173-175 °C(lit.) |
|---|---|
| Boiling Point | 337.7±31.0 °C at 760 mmHg |
| Density | 1.2±0.1 g/cm3 |
| Flash Point | 158.1±24.8 °C |
Frequently Asked Questions
What is the CAS number of 2H-1,4-benzoxazin-3(4H)-one?
5466-88-6
What are the molecular formula and molecular weight of 2H-1,4-benzoxazin-3(4H)-one?
C8H7NO2, molecular weight 149.147 g/mol
Data compiled from public chemical databases and supplier catalogs; verify specifications with suppliers before purchase. · Last updated: 8/21/2026