1-(3,4-dihydro-2H-benzo[b][1,4]oxazin-6-yl)ethanone

1-(3,4-二氢-2H-1,4-苯并噁嗪-6-基)乙酮

Also known as: 6-Acetyl-3,4-dihydro-2H-1,4-benzoxazine, Ethanone, 1-(3,4-dihydro-2H-1,4-benzoxazin-6-yl)-, 1-(3,4-dihydro-2H-1,4-benzoxazin-6-yl)ethan-1-one, 1-(3,4-dihydro-2H-benzo[1,4]oxazin-6-yl)-ethanone

1-(3,4-dihydro-2H-benzo[b][1,4]oxazin-6-yl)ethanone (CAS 308851-67-4) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C10H11NO2 and a molecular weight of 177.20000 g/mol. It is also known as 6-Acetyl-3,4-dihydro-2H-1,4-benzoxazine, Ethanone, 1-(3,4-dihydro-2H-1,4-benzoxazin-6-yl)- and 1-(3,4-dihydro-2H-1,4-benzoxazin-6-yl)ethan-1-one. Key properties include a boiling point of 351.175ºC at 760 mmHg, a density of 1.144 g/cm3 and a flash point of 166.185ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
308851-67-4
Jingsj CID
J-1312863-4
Molecular Formula
C10H11NO2
Chinese Name
1-(3,4-二氢-2H-1,4-苯并噁嗪-6-基)乙酮
Molecular Weight
177.20000 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point351.175ºC at 760 mmHg
Density1.144 g/cm3
Flash Point166.185ºC

Frequently Asked Questions

What is the CAS number of 1-(3,4-dihydro-2H-benzo[b][1,4]oxazin-6-yl)ethanone?

The CAS number of 1-(3,4-dihydro-2H-benzo[b][1,4]oxazin-6-yl)ethanone is 308851-67-4.

What are the molecular formula and molecular weight of 1-(3,4-dihydro-2H-benzo[b][1,4]oxazin-6-yl)ethanone?

1-(3,4-dihydro-2H-benzo[b][1,4]oxazin-6-yl)ethanone has molecular formula C10H11NO2 and molecular weight 177.20000 g/mol.

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

Last updated:

How to cite: Jingsj. "1-(3,4-dihydro-2H-benzo[b][1,4]oxazin-6-yl)ethanone (CAS 308851-67-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1312863-4 (accessed 2026-10-25).

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