2-(2,2-Dimethyl-1,3-dioxolan-4-yl)propane-1,2-diol

(2R)-2-[(4S)-2,2-二甲基-1,3-二氧戊环-4-基]-1,2-丙二醇

Also known as: 1,2-Propanediol, 2-(2,2-dimethyl-1,3-dioxolan-4-yl)-, 1,2-Propanediol, 2-[(4S)-2,2-dimethyl-1,3-dioxolan-4-yl]-, (2R)-, 2-(2,2-Dimethyl-1,3-dioxolan-4-yl)-1,2-propanediol, 3,4-O-Isopropylidene-2-methylbutane

2-(2,2-Dimethyl-1,3-dioxolan-4-yl)propane-1,2-diol (CAS 129141-48-6) is a compound in the Solvents category listed in the Jingsj chemical database. It has the molecular formula C8H16O4 and a molecular weight of 176.210 g/mol. It is also known as 1,2-Propanediol, 2-(2,2-dimethyl-1,3-dioxolan-4-yl)-, 1,2-Propanediol, 2-[(4S)-2,2-dimethyl-1,3-dioxolan-4-yl]-, (2R)- and 2-(2,2-Dimethyl-1,3-dioxolan-4-yl)-1,2-propanediol. Key properties include a boiling point of 283.8±20.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 125.5±21.8 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
129141-48-6
Jingsj CID
J-1497710-9
Molecular Formula
C8H16O4
Chinese Name
(2R)-2-[(4S)-2,2-二甲基-1,3-二氧戊环-4-基]-1,2-丙二醇
Molecular Weight
176.210 g/mol
Category
Solvents
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point283.8±20.0 °C at 760 mmHg
Density1.1±0.1 g/cm3
Flash Point125.5±21.8 °C

Frequently Asked Questions

What is the CAS number of 2-(2,2-Dimethyl-1,3-dioxolan-4-yl)propane-1,2-diol?

The CAS number of 2-(2,2-Dimethyl-1,3-dioxolan-4-yl)propane-1,2-diol is 129141-48-6.

What are the molecular formula and molecular weight of 2-(2,2-Dimethyl-1,3-dioxolan-4-yl)propane-1,2-diol?

2-(2,2-Dimethyl-1,3-dioxolan-4-yl)propane-1,2-diol has molecular formula C8H16O4 and molecular weight 176.210 g/mol.

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

Last updated:

How to cite: Jingsj. "2-(2,2-Dimethyl-1,3-dioxolan-4-yl)propane-1,2-diol (CAS 129141-48-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1497710-9 (accessed 2026-10-25).

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