7-Bromo-3,4-dihydrobenzo[f][1,4]oxazepin-5(2H)-one

7-溴-3,4-二氢苯并[f][1,4]氧氮杂卓-5(2H)-酮

Also known as: 7-Bromo-2,3-dihydro-1,4-benzoxazepin-5(4H)-one, 7-Bromo-2,3,4,5-tetrahydro-1,4-benzoxazepin-5-one, 7-Bromo-3,4-dihydro-1,4-benzoxazepin-5(2H)-one, 7-Bromo-3,4-dihydro-2H-1,4-benzoxazepin-5-one, 7-Bromo-3,4-dihydrobenzo[f][1,4]oxazepin-5(2H)-one, 1,4-Benzoxazepin-5(2H)-one, 7-bromo-3,4-dihydro-, 7-Bromo-5-oxo-2,3,4,5-tetrahydro-1,4-benzoxazepin

7-Bromo-3,4-dihydrobenzo[f][1,4]oxazepin-5(2H)-one (CAS 5755-05-5) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C9H8BrNO2 and a molecular weight of 242.069 g/mol. It is also known as 7-Bromo-2,3-dihydro-1,4-benzoxazepin-5(4H)-one, 7-Bromo-2,3,4,5-tetrahydro-1,4-benzoxazepin-5-one and 7-Bromo-3,4-dihydro-1,4-benzoxazepin-5(2H)-one. Key properties include a boiling point of 464.1±45.0 °C at 760 mmHg, a density of 1.6±0.1 g/cm3 and a flash point of 234.5±28.7 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
5755-05-5
Jingsj CID
J-1026652-2
Molecular Formula
C9H8BrNO2
Chinese Name
7-溴-3,4-二氢苯并[f][1,4]氧氮杂卓-5(2H)-酮
Molecular Weight
242.069 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point464.1±45.0 °C at 760 mmHg
Density1.6±0.1 g/cm3
Flash Point234.5±28.7 °C

Frequently Asked Questions

What is the CAS number of 7-Bromo-3,4-dihydrobenzo[f][1,4]oxazepin-5(2H)-one?

The CAS number of 7-Bromo-3,4-dihydrobenzo[f][1,4]oxazepin-5(2H)-one is 5755-05-5.

What are the molecular formula and molecular weight of 7-Bromo-3,4-dihydrobenzo[f][1,4]oxazepin-5(2H)-one?

7-Bromo-3,4-dihydrobenzo[f][1,4]oxazepin-5(2H)-one has molecular formula C9H8BrNO2 and molecular weight 242.069 g/mol.

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

Last updated:

How to cite: Jingsj. "7-Bromo-3,4-dihydrobenzo[f][1,4]oxazepin-5(2H)-one (CAS 5755-05-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1026652-2 (accessed 2026-10-22).

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