Proquazone

普罗喹宗

Also known as: 1-Isopropyl-4-phenyl-7-methyl-2(1H)-quinazolinone, 1-isopropyl-7-methyl-4-phenyl-1H-quinazolin-2-one, 1-isopropyl-7-methyl-4-phenyl-quinazolin-2(1H)-one, 2(1H)-Quinazolinone, 7-methyl-1-(1-methylethyl)-4-phenyl-, 43-715, 7-Methyl-1-(1-methylethyl)-4-phenyl-2(1H)-quinazolinone, 7-methyl-1-isopropyl-4-phenyl-2(1H)-quinazolinone, 7-methyl-1-isopropyl-4-phenyl-quinazolin-2(1H)-one, 7-methyl-4-phenyl-1-propan-2-ylquinazolin-2-one, Arthrex, Biarison, Biarsan, EINECS 245-203-7, Proquazona, Proquazonum, SaH 43-715, SaH-43-715, Sandoz 43-715, Sandoz-43-715

Proquazone (CAS 22760-18-5) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C18H18N2O and a molecular weight of 278.34800 g/mol. It is also known as 1-Isopropyl-4-phenyl-7-methyl-2(1H)-quinazolinone, 1-isopropyl-7-methyl-4-phenyl-1H-quinazolin-2-one and 1-isopropyl-7-methyl-4-phenyl-quinazolin-2(1H)-one. Key properties include a melting point of 137-138 °C, a boiling point of 440.6ºC at 760mmHg, a density of 1.12g/cm3 and a flash point of 220.3ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
22760-18-5
Jingsj CID
J-1323311-4
Molecular Formula
C18H18N2O
Chinese Name
普罗喹宗
Molecular Weight
278.34800 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Melting Point137-138 °C
Boiling Point440.6ºC at 760mmHg
Density1.12g/cm3
Flash Point220.3ºC

Frequently Asked Questions

What is the CAS number of Proquazone?

The CAS number of Proquazone is 22760-18-5.

What are the molecular formula and molecular weight of Proquazone?

Proquazone has molecular formula C18H18N2O and molecular weight 278.34800 g/mol.

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

Last updated:

How to cite: Jingsj. "Proquazone (CAS 22760-18-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1323311-4 (accessed 2026-10-24).

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