2,4-Dimethyl-1,3-dioxolane

2,4-二甲基-1,3-二氧戊环

Also known as: 1,3-Dioxolane, 2,4-dimethyl-, 1,3-Dioxolane,2,4-dimethyl, 2,4-DIMETHYL, 1,3-DIOXALONE, 2,4-Dimethyl-1,3-dioxalan, 2,4-Dimethyl-1,3-dioxolane (cis- and trans- mixture), 2,4-Dimethyl-<1,3>dioxolan, ACETALDEHYDE PG ACETAL, Acetaldehyde pg acetal, Acetaldehyde propanediol acetal, EINECS 222-221-3, FEMA 4099, trans-2,4-Dimethyl-1,3-dioxolane, 1,3-Dioxolane, 2,4-dimethyl, cis, 1,3-Dioxolane, 2,4-dimethyl, trans

2,4-Dimethyl-1,3-dioxolane (CAS 3390-12-3) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C5H10O2 and a molecular weight of 102.132 g/mol. It is also known as 1,3-Dioxolane, 2,4-dimethyl-, 1,3-Dioxolane,2,4-dimethyl and 2,4-DIMETHYL, 1,3-DIOXALONE. Key properties include a boiling point of 98.6±8.0 °C at 760 mmHg, a density of 0.9±0.1 g/cm3 and a flash point of 13.8±12.3 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
3390-12-3
Jingsj CID
J-1396578-9
Molecular Formula
C5H10O2
Chinese Name
2,4-二甲基-1,3-二氧戊环
Molecular Weight
102.132 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point98.6±8.0 °C at 760 mmHg
Density0.9±0.1 g/cm3
Flash Point13.8±12.3 °C

Frequently Asked Questions

What is the CAS number of 2,4-Dimethyl-1,3-dioxolane?

The CAS number of 2,4-Dimethyl-1,3-dioxolane is 3390-12-3.

What are the molecular formula and molecular weight of 2,4-Dimethyl-1,3-dioxolane?

2,4-Dimethyl-1,3-dioxolane has molecular formula C5H10O2 and molecular weight 102.132 g/mol.

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

Last updated:

How to cite: Jingsj. "2,4-Dimethyl-1,3-dioxolane (CAS 3390-12-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1396578-9 (accessed 2026-10-25).

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