Quinethazone

喹乙宗

Also known as: 7-chloro-2-ethyl-4-oxo-2,3-dihydro-1H-quinazoline-6-sulfonamide, 7-chloro-2-ethyl-1,2,3,4-tetrahydro-4-oxo-6-quinazolinesulfonamide, 7-chloro-2-ethyl-6-sulfamoyl-1,2,3,4-tetrahydro-4-quinazolinone, 6-Quinazolinesulfonamide,7-chloro-2-ethyl-1,2,3,4-tetrahydro-4-oxo-, 2-Ethyl-7-chloro-2,3-dihydro-4(1H)-quinazolone-6-sulfonamide, Aquamox, Hydromox, Idrokin, Quimethazin, Quinetazona, Quinethazon, Chinethazonum, Quinethazonum, UNII:455E0S048W

Quinethazone (CAS 73-49-4) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C10H12ClN3O3S and a molecular weight of 289.739 g/mol. It is also known as 7-chloro-2-ethyl-4-oxo-2,3-dihydro-1H-quinazoline-6-sulfonamide, 7-chloro-2-ethyl-1,2,3,4-tetrahydro-4-oxo-6-quinazolinesulfonamide and 7-chloro-2-ethyl-6-sulfamoyl-1,2,3,4-tetrahydro-4-quinazolinone. Key properties include a melting point of 250 - 252ºC and a density of 1.4±0.1 g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 73-49-4
Jingsj CID: J-43119-8
Molecular Formula: C₁₀H₁₂ClN₃O₃S
Chinese Name: 喹乙宗
Molecular Weight: 289.739 g/mol
Category: Organic Compounds
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	250 - 252ºC
Density	1.4±0.1 g/cm3

Frequently Asked Questions

What is the CAS number of Quinethazone?

The CAS number of Quinethazone is 73-49-4.

What are the molecular formula and molecular weight of Quinethazone?

Quinethazone has molecular formula C10H12ClN3O3S and molecular weight 289.739 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "Quinethazone (CAS 73-49-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-43119-8 (accessed 2026-10-24).

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