5-Chloroquinazolin-4(3H)-one

5-氯-4(3H)-喹唑啉酮

Also known as: 5-Chloro-4(1H)-quinazolinone, 5-Chloro-3H-quinazolin-4-one, 5-Chloroquinazolin-4(1H)-one, 5-Chloro-4-quinazolone, 5-chloroquinazolin-4-ol, 4(3H)-Quinazolinone, 5-chloro-, 5-Chloro-3,4-dihydro-4-oxoquinazoline

5-Chloroquinazolin-4(3H)-one (CAS 60233-66-1) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C8H5ClN2O and a molecular weight of 180.591 g/mol. It is also known as 5-Chloro-4(1H)-quinazolinone, 5-Chloro-3H-quinazolin-4-one and 5-Chloroquinazolin-4(1H)-one. Key properties include a boiling point of 408.8±28.0 °C at 760 mmHg, a density of 1.5±0.1 g/cm3 and a flash point of 201.0±24.0 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
60233-66-1
Jingsj CID
J-994935-9
Molecular Formula
C8H5ClN2O
Chinese Name
5-氯-4(3H)-喹唑啉酮
Molecular Weight
180.591 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point408.8±28.0 °C at 760 mmHg
Density1.5±0.1 g/cm3
Flash Point201.0±24.0 °C

Frequently Asked Questions

What is the CAS number of 5-Chloroquinazolin-4(3H)-one?

The CAS number of 5-Chloroquinazolin-4(3H)-one is 60233-66-1.

What are the molecular formula and molecular weight of 5-Chloroquinazolin-4(3H)-one?

5-Chloroquinazolin-4(3H)-one has molecular formula C8H5ClN2O and molecular weight 180.591 g/mol.

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

Last updated:

How to cite: Jingsj. "5-Chloroquinazolin-4(3H)-one (CAS 60233-66-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-994935-9 (accessed 2026-10-22).

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