2,2-Dimethyl-1,4-dihydro-2H-3,1-benzoxazine

2,2-二甲基-1,4-二氢-2H-苯并[d][1,3]噁嗪

Also known as: 2,2-DIMETHYL-1,4-DIHYDRO-2H-BENZO[D][1,3]OXAZINE, 1,4-Dihydro-2,2-dimethyl-2H-3,1-benzoxazine, 2,2-Dimethyl-1,4-dihydro-2H-benzo[d][1,3]oxazine, 2H-3,1-Benzoxazine, 1,4-dihydro-2,2-dimethyl-, 2,2-dimethyl-1,4-dihydro-2H-1,3-benzoxazine

2,2-Dimethyl-1,4-dihydro-2H-3,1-benzoxazine (CAS 5226-51-7) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C10H13NO and a molecular weight of 163.21600 g/mol. It is also known as 2,2-DIMETHYL-1,4-DIHYDRO-2H-BENZO[D][1,3]OXAZINE, 1,4-Dihydro-2,2-dimethyl-2H-3,1-benzoxazine and 2,2-Dimethyl-1,4-dihydro-2H-benzo[d][1,3]oxazine. Key properties include a melting point of 117-119 °C, a boiling point of 274.7ºC at 760 mmHg, a density of 1.009g/cm3 and a flash point of 105.9ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
5226-51-7
Jingsj CID
J-1600934-3
Molecular Formula
C10H13NO
Chinese Name
2,2-二甲基-1,4-二氢-2H-苯并[d][1,3]噁嗪
Molecular Weight
163.21600 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point117-119 °C
Boiling Point274.7ºC at 760 mmHg
Density1.009g/cm3
Flash Point105.9ºC

Frequently Asked Questions

What is the CAS number of 2,2-Dimethyl-1,4-dihydro-2H-3,1-benzoxazine?

The CAS number of 2,2-Dimethyl-1,4-dihydro-2H-3,1-benzoxazine is 5226-51-7.

What are the molecular formula and molecular weight of 2,2-Dimethyl-1,4-dihydro-2H-3,1-benzoxazine?

2,2-Dimethyl-1,4-dihydro-2H-3,1-benzoxazine has molecular formula C10H13NO and molecular weight 163.21600 g/mol.

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

Last updated:

How to cite: Jingsj. "2,2-Dimethyl-1,4-dihydro-2H-3,1-benzoxazine (CAS 5226-51-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1600934-3 (accessed 2026-10-24).

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