2,5-Bis(chloromethyl)-1,3,4-oxadiazole

2,5-双(氯甲基)-1,3,4-噁二唑

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

2,5-Bis(chloromethyl)-1,3,4-oxadiazole (CAS 541540-90-3) is a compound in the Organohalogen Compounds category listed in the Jingsj chemical database. It has the molecular formula C4H4Cl2N2O and a molecular weight of 166.99300 g/mol. It is also known as 1,3,4-Oxadiazole, 2,5-bis(chloromethyl)-, 1,3,4-Oxadiazole,2,5-bis(chloromethyl) and 2,5-bis(chloromethyl)-1,3,4-oxadiazole. Key properties include a boiling point of 252.3ºC at 760 mmHg, a density of 1.463g/cm3 and a flash point of 106.4ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
541540-90-3
Jingsj CID
J-882576-6
Molecular Formula
C4H4Cl2N2O
Chinese Name
2,5-双(氯甲基)-1,3,4-噁二唑
Molecular Weight
166.99300 g/mol
Category
Organohalogen Compounds
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point252.3ºC at 760 mmHg
Density1.463g/cm3
Flash Point106.4ºC

Frequently Asked Questions

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

The CAS number of 2,5-Bis(chloromethyl)-1,3,4-oxadiazole is 541540-90-3.

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

2,5-Bis(chloromethyl)-1,3,4-oxadiazole has molecular formula C4H4Cl2N2O and molecular weight 166.99300 g/mol.

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

Last updated:

How to cite: Jingsj. "2,5-Bis(chloromethyl)-1,3,4-oxadiazole (CAS 541540-90-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-882576-6 (accessed 2026-10-25).

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