2,4,8,10-tetraoxaspiro[5.5]undecane

2,4,8,10-四氧杂螺[5.5]十一烷

Also known as: 2,4,8,10-Tetraoxaspiro(5.5)undecane, Pentaerythritol diformal, 5,5'-Spirobi-1,3-dioxane, 5,5'-Spirobi-m-dioxane, Pentaerythritol bisformal, Formaldehyde, cyclic diacetal with pentaerythritol, EINECS 204-792-0, MFCD00006565

2,4,8,10-tetraoxaspiro[5.5]undecane (CAS 126-54-5) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C7H12O4 and a molecular weight of 160.16800 g/mol. It is also known as 2,4,8,10-Tetraoxaspiro(5.5)undecane, Pentaerythritol diformal and 5,5'-Spirobi-1,3-dioxane. Key properties include a melting point of 48-52ºC, a boiling point of 80-83ºC (1.5 mmHg), a density of 1.2g/cm3 and a flash point of 108ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
126-54-5
Jingsj CID
J-1308467-9
Molecular Formula
C7H12O4
Chinese Name
2,4,8,10-四氧杂螺[5.5]十一烷
Molecular Weight
160.16800 g/mol
Category
Aliphatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point48-52ºC
Boiling Point80-83ºC (1.5 mmHg)
Density1.2g/cm3
Flash Point108ºC

Frequently Asked Questions

What is the CAS number of 2,4,8,10-tetraoxaspiro[5.5]undecane?

The CAS number of 2,4,8,10-tetraoxaspiro[5.5]undecane is 126-54-5.

What are the molecular formula and molecular weight of 2,4,8,10-tetraoxaspiro[5.5]undecane?

2,4,8,10-tetraoxaspiro[5.5]undecane has molecular formula C7H12O4 and molecular weight 160.16800 g/mol.

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

Last updated:

How to cite: Jingsj. "2,4,8,10-tetraoxaspiro[5.5]undecane (CAS 126-54-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1308467-9 (accessed 2026-10-24).

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