Methazole

灭草唑

Also known as: 2-(3,4-dichlorophenyl)-4-methyl-1,2,4-oxadiazolidine-3,5-dione, 2-(3,4-Dichlorophenyl)-4-methyl-1,2,4-oxadiazolidinedione, Bioxone, Chlormethazole, Metazol, Metazole, Mezopur, Oxydiazol, Paxilon, Probe, Tunic, VCS 438, VC 438

Methazole (CAS 20354-26-1) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C9H6Cl2N2O3 and a molecular weight of 261.06200 g/mol. It is also known as 2-(3,4-dichlorophenyl)-4-methyl-1,2,4-oxadiazolidine-3,5-dione, 2-(3,4-Dichlorophenyl)-4-methyl-1,2,4-oxadiazolidinedione and Bioxone. Key properties include a melting point of 123-124ºC, a boiling point of 348.7ºC at 760 mmHg, a density of 1.602 g/cm3 and a flash point of 164.7ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
20354-26-1
Jingsj CID
J-24278-3
Molecular Formula
C9H6Cl2N2O3
Chinese Name
灭草唑
Molecular Weight
261.06200 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Melting Point123-124ºC
Boiling Point348.7ºC at 760 mmHg
Density1.602 g/cm3
Flash Point164.7ºC

Frequently Asked Questions

What is the CAS number of Methazole?

The CAS number of Methazole is 20354-26-1.

What are the molecular formula and molecular weight of Methazole?

Methazole has molecular formula C9H6Cl2N2O3 and molecular weight 261.06200 g/mol.

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

Last updated:

How to cite: Jingsj. "Methazole (CAS 20354-26-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-24278-3 (accessed 2026-10-24).

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