5-(Chloromethyl)-3-methyl-1,2,4-oxadiazole

3-甲基-5-(氯甲基)-1,2,4-噁二唑

Also known as: 5-(Chloromethyl)-3-methyl-1,2,4-oxadiazole, 5-chloromethyl-3-methyl-1,2,4-oxadiazole, 3-methyl-5-(chloromethyl)-1,2,4-oxadiazole, 1,2,4-Oxadiazole, 5-(chloromethyl)-3-methyl-

5-(Chloromethyl)-3-methyl-1,2,4-oxadiazole (CAS 1192-81-0) is a compound in the Organohalogen Compounds category listed in the Jingsj chemical database. It has the molecular formula C4H5ClN2O and a molecular weight of 132.54800 g/mol. It is also known as 5-chloromethyl-3-methyl-1,2,4-oxadiazole, 3-methyl-5-(chloromethyl)-1,2,4-oxadiazole and 1,2,4-Oxadiazole, 5-(chloromethyl)-3-methyl-. Key properties include a boiling point of 211.669ºC at 760 mmHg, a density of 1.291g/cm3 and a flash point of 81.815ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 1192-81-0
Jingsj CID: J-1339426-8
Molecular Formula: C₄H₅ClN₂O
Chinese Name: 3-甲基-5-(氯甲基)-1,2,4-噁二唑
Molecular Weight: 132.54800 g/mol
Category: Organohalogen Compounds
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	211.669ºC at 760 mmHg
Density	1.291g/cm3
Flash Point	81.815ºC

Frequently Asked Questions

What is the CAS number of 5-(Chloromethyl)-3-methyl-1,2,4-oxadiazole?

The CAS number of 5-(Chloromethyl)-3-methyl-1,2,4-oxadiazole is 1192-81-0.

What are the molecular formula and molecular weight of 5-(Chloromethyl)-3-methyl-1,2,4-oxadiazole?

5-(Chloromethyl)-3-methyl-1,2,4-oxadiazole has molecular formula C4H5ClN2O and molecular weight 132.54800 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. "5-(Chloromethyl)-3-methyl-1,2,4-oxadiazole (CAS 1192-81-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1339426-8 (accessed 2026-10-25).

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