Dipentaerythritol

双季戊四醇

Also known as: 2,2'-[Oxybis(methylene)]bis[2-(hydroxymethyl)-1,3-propanediol], Bis-pentaerythritol, Dipentaerythrit, Dipentaerythrite, 2,2,6,6-Tetra(hydroxymethyl)-4-oxaheptane-1,7-diol, 1,3-Propanediol, 2,2'-[oxybis(methylene)]bis[2-(hydroxymethyl)-, 2,2'-(Oxybis(methylene))bis(2-(hydroxymethyl)propane-1,3-diol), D-PE, Di-PE, Dipentek

Dipentaerythritol (CAS 126-58-9) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C10H22O7 and a molecular weight of 254.277 g/mol. It is also known as 2,2'-[Oxybis(methylene)]bis[2-(hydroxymethyl)-1,3-propanediol], Bis-pentaerythritol and Dipentaerythrit. Key properties include a melting point of 215-218 °C(lit.), a boiling point of 542.8±45.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 282.1±28.7 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 126-58-9
Jingsj CID: J-20938-2
Molecular Formula: C₁₀H₂₂O₇
Chinese Name: 双季戊四醇
Molecular Weight: 254.277 g/mol
Category: Alcohols
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	215-218 °C(lit.)
Boiling Point	542.8±45.0 °C at 760 mmHg
Density	1.4±0.1 g/cm3
Flash Point	282.1±28.7 °C

Frequently Asked Questions

What is the CAS number of Dipentaerythritol?

The CAS number of Dipentaerythritol is 126-58-9.

What are the molecular formula and molecular weight of Dipentaerythritol?

Dipentaerythritol has molecular formula C10H22O7 and molecular weight 254.277 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "Dipentaerythritol (CAS 126-58-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-20938-2 (accessed 2026-10-22).

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