6-(Chloroacetyl)-2H-1,4-benzoxazin-3(4H)-one

6-(氯乙酰基)-2H-1,4-苯并恶嗪-3(4H)-酮

Also known as: 6-(2-chloroacetyl)-2H-1,4-benzoxazin-3(4H)-one, 6-(2-chloroacetyl)-2H-benzo[b][1,4]oxazin-3(4H)-one, 6-(Chloroacetyl)-2H-1,4-benzoxazin-3(4H)-one, 6-(2-Chloroacetyl)-2H-1,4-benzoxazin-3(4H)-one, 6-(2-Chloroacetyl)-2h-benzo[1,4]oxazin-3-one, MFCD01321312

6-(Chloroacetyl)-2H-1,4-benzoxazin-3(4H)-one (CAS 26518-76-3) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C10H8ClNO3 and a molecular weight of 225.62800 g/mol. It is also known as 6-(2-chloroacetyl)-2H-1,4-benzoxazin-3(4H)-one, 6-(2-chloroacetyl)-2H-benzo[b][1,4]oxazin-3(4H)-one and 6-(2-Chloroacetyl)-2H-1,4-benzoxazin-3(4H)-one. Key properties include a melting point of 228-230ºC(lit.), a boiling point of 472.9ºC at 760mmHg, a density of 1.386g/cm3 and a flash point of 239.8ºC. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
26518-76-3
Jingsj CID
J-1398607-4
Molecular Formula
C10H8ClNO3
Chinese Name
6-(氯乙酰基)-2H-1,4-苯并恶嗪-3(4H)-酮
Molecular Weight
225.62800 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Melting Point228-230ºC(lit.)
Boiling Point472.9ºC at 760mmHg
Density1.386g/cm3
Flash Point239.8ºC

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of 6-(Chloroacetyl)-2H-1,4-benzoxazin-3(4H)-one?

The CAS number of 6-(Chloroacetyl)-2H-1,4-benzoxazin-3(4H)-one is 26518-76-3.

What are the molecular formula and molecular weight of 6-(Chloroacetyl)-2H-1,4-benzoxazin-3(4H)-one?

6-(Chloroacetyl)-2H-1,4-benzoxazin-3(4H)-one has molecular formula C10H8ClNO3 and molecular weight 225.62800 g/mol.

Is 6-(Chloroacetyl)-2H-1,4-benzoxazin-3(4H)-one hazardous?

6-(Chloroacetyl)-2H-1,4-benzoxazin-3(4H)-one has GHS signal word Warning.

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

Last updated:

How to cite: Jingsj. "6-(Chloroacetyl)-2H-1,4-benzoxazin-3(4H)-one (CAS 26518-76-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1398607-4 (accessed 2026-10-24).

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