4,5-dihydrobenzo[e][1,3]oxazepin-3(1H)-one
4,5-二氢-2,4-苯并氧氮杂卓-3(1H)-酮
Also known as: 4,5-dihydro-2,4-benzoxazepin-3(1H)-one, 2,4-Benzoxazepin-3(1H)-one, 4,5-dihydro-, 4,5-dihydro-1H-2,4-benzoxazepin-3-one, 4,5-dihydro-1H-benzo[e][1,3]oxazepin-3-one
4,5-dihydrobenzo[e][1,3]oxazepin-3(1H)-one (CAS 39976-24-4) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C9H9NO2 and a molecular weight of 163.17300 g/mol. It is also known as 4,5-dihydro-2,4-benzoxazepin-3(1H)-one, 2,4-Benzoxazepin-3(1H)-one, 4,5-dihydro- and 4,5-dihydro-1H-2,4-benzoxazepin-3-one. Key properties include a boiling point of 424.624ºC at 760 mmHg, a density of 1.186 and a flash point of 210.605ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 39976-24-4
- Jingsj CID
- J-1144607-3
- Molecular Formula
- C9H9NO2
- Chinese Name
- 4,5-二氢-2,4-苯并氧氮杂卓-3(1H)-酮
- Molecular Weight
- 163.17300 g/mol
- Category
- Ketones
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Boiling Point | 424.624ºC at 760 mmHg |
|---|---|
| Density | 1.186 |
| Flash Point | 210.605ºC |
Frequently Asked Questions
What is the CAS number of 4,5-dihydrobenzo[e][1,3]oxazepin-3(1H)-one?
The CAS number of 4,5-dihydrobenzo[e][1,3]oxazepin-3(1H)-one is 39976-24-4.
What are the molecular formula and molecular weight of 4,5-dihydrobenzo[e][1,3]oxazepin-3(1H)-one?
4,5-dihydrobenzo[e][1,3]oxazepin-3(1H)-one has molecular formula C9H9NO2 and molecular weight 163.17300 g/mol.
Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "4,5-dihydrobenzo[e][1,3]oxazepin-3(1H)-one (CAS 39976-24-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1144607-3 (accessed 2026-10-22).
Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.