5-Fluoroquinazolin-4(3H)-one

5-氟喹唑啉-4(3H)-酮

Also known as: 5-Fluoro-4-hydroxyquinazoline, 5-Fluoro-4-quinazolinol, 5-Fluoro-4-quinazolone, 5-Fluoroquinazolin-4(1H)-one, 4(3H)-Quinazolinone, 5-fluoro-, 3,4-Dihydro-5-fluoro-4-oxoquinazoline, 5-fluoro-1H-quinazolin-4-one, MFCD00173674

5-Fluoroquinazolin-4(3H)-one (CAS 436-72-6) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C8H5FN2O and a molecular weight of 164.137 g/mol. It is also known as 5-Fluoro-4-hydroxyquinazoline, 5-Fluoro-4-quinazolinol and 5-Fluoro-4-quinazolone. Key properties include a melting point of 238 °C, a boiling point of 328.2±22.0 °C at 760 mmHg, a density of 1.5±0.1 g/cm3 and a flash point of 152.3±22.3 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
436-72-6
Jingsj CID
J-1516840-5
Molecular Formula
C8H5FN2O
Chinese Name
5-氟喹唑啉-4(3H)-酮
Molecular Weight
164.137 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Melting Point238 °C
Boiling Point328.2±22.0 °C at 760 mmHg
Density1.5±0.1 g/cm3
Flash Point152.3±22.3 °C

Frequently Asked Questions

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

The CAS number of 5-Fluoroquinazolin-4(3H)-one is 436-72-6.

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

5-Fluoroquinazolin-4(3H)-one has molecular formula C8H5FN2O and molecular weight 164.137 g/mol.

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

Last updated:

How to cite: Jingsj. "5-Fluoroquinazolin-4(3H)-one (CAS 436-72-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1516840-5 (accessed 2026-10-22).

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