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2-(Chloromethyl)-1,4-dioxane

2-(氯甲基)-1,4-二氧六环

Also known as: 1,4-DIOXANE, 2-(CHLOROMETHYL)-, 2-(chloromethyl)-1,4-dioxane(SALTDATA: FREE), p-Dioxane,2-(chloroMethyl)-(8CI)

2-(Chloromethyl)-1,4-dioxane (CAS 21048-16-8) is a compound in the Organohalogen Compounds category listed in the Jingsj chemical database. It has the molecular formula C5H9ClO2 and a molecular weight of 136.57700 g/mol. It is also known as 1,4-DIOXANE, 2-(CHLOROMETHYL)-, 2-(chloromethyl)-1,4-dioxane(SALTDATA: FREE) and p-Dioxane,2-(chloroMethyl)-(8CI). Key properties include a boiling point of 193ºC at 760mmHg, a density of 1.128g/cm3 and a flash point of 81.6ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
21048-16-8
Jingsj CID
J-995631-3
Molecular Formula
C5H9ClO2
Chinese Name
2-(氯甲基)-1,4-二氧六环
Molecular Weight
136.57700 g/mol
Category
Organohalogen Compounds
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point193ºC at 760mmHg
Density1.128g/cm3
Flash Point81.6ºC

Frequently Asked Questions

What is the CAS number of 2-(Chloromethyl)-1,4-dioxane?

The CAS number of 2-(Chloromethyl)-1,4-dioxane is 21048-16-8.

What are the molecular formula and molecular weight of 2-(Chloromethyl)-1,4-dioxane?

2-(Chloromethyl)-1,4-dioxane has molecular formula C5H9ClO2 and molecular weight 136.57700 g/mol.

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

Last updated:

How to cite: Jingsj. "2-(Chloromethyl)-1,4-dioxane (CAS 21048-16-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-995631-3 (accessed 2026-10-24).

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