1,4-Dioxaspiro[4.4]nonane

1,4-二氧螺环[4.4]壬烷

Also known as: 1,4-Dioxaspiro[4.4]nonane, Cyclopentanone ethylene ketal, Cyclopentanone ethylene acetal, 1,4-Dioxaspiro(4.4)nonane

1,4-Dioxaspiro[4.4]nonane (CAS 176-32-9) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C7H12O2 and a molecular weight of 128.16900 g/mol. It is also known as Cyclopentanone ethylene ketal, Cyclopentanone ethylene acetal and 1,4-Dioxaspiro(4.4)nonane. Key properties include a boiling point of 54-55ºC35 mm Hg(lit.), a density of 1.03 g/mL at 25ºC(lit.) and a flash point of 120 °F. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
176-32-9
Jingsj CID
J-18477-7
Molecular Formula
C7H12O2
Chinese Name
1,4-二氧螺环[4.4]壬烷
Molecular Weight
128.16900 g/mol
Category
Aliphatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point54-55ºC35 mm Hg(lit.)
Density1.03 g/mL at 25ºC(lit.)
Flash Point120 °F

Frequently Asked Questions

What is the CAS number of 1,4-Dioxaspiro[4.4]nonane?

The CAS number of 1,4-Dioxaspiro[4.4]nonane is 176-32-9.

What are the molecular formula and molecular weight of 1,4-Dioxaspiro[4.4]nonane?

1,4-Dioxaspiro[4.4]nonane has molecular formula C7H12O2 and molecular weight 128.16900 g/mol.

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

Last updated:

How to cite: Jingsj. "1,4-Dioxaspiro[4.4]nonane (CAS 176-32-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-18477-7 (accessed 2026-10-22).

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