trans-1,4-Dioxane-2,3-diol

1,4-二氧六环-2,3-二醇

Also known as: 2,3-Dihydroxy-1,4-dioxane, Glyoxal monoethylene acetal, Dioxanediol, trans-2,3-Dihydroxy-1,4-dioxane, 1,4-Dioxane-2,3-diol

trans-1,4-Dioxane-2,3-diol (CAS 4845-50-5) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C4H8O4 and a molecular weight of 120.104 g/mol. It is also known as 2,3-Dihydroxy-1,4-dioxane, Glyoxal monoethylene acetal and Dioxanediol. Key properties include a melting point of 91-95 °C(lit.), a boiling point of 259.4±40.0 °C at 760 mmHg, a density of 1.5±0.1 g/cm3 and a flash point of 110.7±27.3 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
4845-50-5
Jingsj CID
J-12773-0
Molecular Formula
C4H8O4
Chinese Name
1,4-二氧六环-2,3-二醇
Molecular Weight
120.104 g/mol
Category
Alcohols
Last updated
8/21/2026

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Physicochemical Properties

Melting Point91-95 °C(lit.)
Boiling Point259.4±40.0 °C at 760 mmHg
Density1.5±0.1 g/cm3
Flash Point110.7±27.3 °C

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of trans-1,4-Dioxane-2,3-diol?

The CAS number of trans-1,4-Dioxane-2,3-diol is 4845-50-5.

What are the molecular formula and molecular weight of trans-1,4-Dioxane-2,3-diol?

trans-1,4-Dioxane-2,3-diol has molecular formula C4H8O4 and molecular weight 120.104 g/mol.

Is trans-1,4-Dioxane-2,3-diol hazardous?

trans-1,4-Dioxane-2,3-diol has GHS signal word Warning.

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

Last updated:

How to cite: Jingsj. "trans-1,4-Dioxane-2,3-diol (CAS 4845-50-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-12773-0 (accessed 2026-10-22).

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