3,4-dihydro-2H-benzo[b][1,4]oxazine-2-carbonitrile

3,4-二氢-2H-1,4-苯并噁嗪-2-甲腈

Also known as: 3,4-dihydro-2H-1,4-benzoxazine-2-carbonitrile, 2H-1,4-benzoxazine-2-carbonitrile, 3,4-dihydro-, 3,4-dihydro-2H-1,4-benzoxazine-2-carbonitrile 97%, 3,4-dihydro-2H-1,4-benzaxazine-2-carbonitrile

3,4-dihydro-2H-benzo[b][1,4]oxazine-2-carbonitrile (CAS 86267-86-9) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C9H8N2O and a molecular weight of 160.17300 g/mol. It is also known as 3,4-dihydro-2H-1,4-benzoxazine-2-carbonitrile, 2H-1,4-benzoxazine-2-carbonitrile, 3,4-dihydro- and 3,4-dihydro-2H-1,4-benzoxazine-2-carbonitrile 97%. Key properties include a melting point of 63ºC, a boiling point of 363.257ºC at 760 mmHg, a density of 1.245g/cm3 and a flash point of 173.492ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
86267-86-9
Jingsj CID
J-1384662-0
Molecular Formula
C9H8N2O
Chinese Name
3,4-二氢-2H-1,4-苯并噁嗪-2-甲腈
Molecular Weight
160.17300 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point63ºC
Boiling Point363.257ºC at 760 mmHg
Density1.245g/cm3
Flash Point173.492ºC

Frequently Asked Questions

What is the CAS number of 3,4-dihydro-2H-benzo[b][1,4]oxazine-2-carbonitrile?

The CAS number of 3,4-dihydro-2H-benzo[b][1,4]oxazine-2-carbonitrile is 86267-86-9.

What are the molecular formula and molecular weight of 3,4-dihydro-2H-benzo[b][1,4]oxazine-2-carbonitrile?

3,4-dihydro-2H-benzo[b][1,4]oxazine-2-carbonitrile has molecular formula C9H8N2O and molecular weight 160.17300 g/mol.

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

Last updated:

How to cite: Jingsj. "3,4-dihydro-2H-benzo[b][1,4]oxazine-2-carbonitrile (CAS 86267-86-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1384662-0 (accessed 2026-10-25).

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