2,3-Dihydro-4H-1,4-benzoxazin-4-amine

2H-苯并[b][1,4]噁嗪-4(3H)-胺

Also known as: 4H-1,4-Benzoxazin-4-amine, 2,3-dihydro- (9CI), 2,3-Dihydro-1,4-benzoxazin-4-amine, 3,4-Dihydro-2H-1,4-benzoxazin-4-amine, 4-Amino-3,4-dihydro-2H-1,4-benzoxazine, N-amino-2,3-dihydro-1,4-benzoxazine, amino benzomorpholine, 2H-benzo[b][1,4]oxazin-4(3H)-amine

2,3-Dihydro-4H-1,4-benzoxazin-4-amine (CAS 104255-56-3) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C8H10N2O and a molecular weight of 150.178 g/mol. It is also known as 4H-1,4-Benzoxazin-4-amine, 2,3-dihydro- (9CI), 2,3-Dihydro-1,4-benzoxazin-4-amine and 3,4-Dihydro-2H-1,4-benzoxazin-4-amine. Key properties include a boiling point of 276.8±20.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 121.2±21.8 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
104255-56-3
Jingsj CID
J-1488414-0
Molecular Formula
C8H10N2O
Chinese Name
2H-苯并[b][1,4]噁嗪-4(3H)-胺
Molecular Weight
150.178 g/mol
Category
Organic Bases
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point276.8±20.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point121.2±21.8 °C

Frequently Asked Questions

What is the CAS number of 2,3-Dihydro-4H-1,4-benzoxazin-4-amine?

The CAS number of 2,3-Dihydro-4H-1,4-benzoxazin-4-amine is 104255-56-3.

What are the molecular formula and molecular weight of 2,3-Dihydro-4H-1,4-benzoxazin-4-amine?

2,3-Dihydro-4H-1,4-benzoxazin-4-amine has molecular formula C8H10N2O and molecular weight 150.178 g/mol.

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

Last updated:

How to cite: Jingsj. "2,3-Dihydro-4H-1,4-benzoxazin-4-amine (CAS 104255-56-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1488414-0 (accessed 2026-10-26).

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