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2,5-Dihydroxy-1,4-dioxane-2,5-dimethanol

1,3-二羟基丙酮二聚体

Also known as: 1,3-Dihydroxyacetone dimer, 1,3-Dihydroxypropan-2-one dimer, DHA dimer, 2,5-Dihydroxydioxane-2,5-dimethanol, 1,3-Dihydroxy-2-propanone dimer

2,5-Dihydroxy-1,4-dioxane-2,5-dimethanol (CAS 26776-70-5) is a compound in the Solvents category listed in the Jingsj chemical database. It has the molecular formula C6H12O6 and a molecular weight of 90.078 g/mol. It is also known as 1,3-Dihydroxyacetone dimer, 1,3-Dihydroxypropan-2-one dimer and DHA dimer. Key properties include a melting point of 75-80ºC(lit.), a boiling point of 213.7±15.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 97.3±16.9 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
26776-70-5
Jingsj CID
J-1012031-8
Molecular Formula
C6H12O6
Chinese Name
1,3-二羟基丙酮二聚体
Molecular Weight
90.078 g/mol
Category
Solvents
Last updated
8/21/2026

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Physicochemical Properties

Melting Point75-80ºC(lit.)
Boiling Point213.7±15.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point97.3±16.9 °C

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of 2,5-Dihydroxy-1,4-dioxane-2,5-dimethanol?

The CAS number of 2,5-Dihydroxy-1,4-dioxane-2,5-dimethanol is 26776-70-5.

What are the molecular formula and molecular weight of 2,5-Dihydroxy-1,4-dioxane-2,5-dimethanol?

2,5-Dihydroxy-1,4-dioxane-2,5-dimethanol has molecular formula C6H12O6 and molecular weight 90.078 g/mol.

Is 2,5-Dihydroxy-1,4-dioxane-2,5-dimethanol hazardous?

2,5-Dihydroxy-1,4-dioxane-2,5-dimethanol 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. "2,5-Dihydroxy-1,4-dioxane-2,5-dimethanol (CAS 26776-70-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1012031-8 (accessed 2026-10-24).

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