Cyclopentanone, 2,2,5,5-tetrakis(hydroxymethyl)-

2,2,5,5-四(羟基甲基)环戊酮

Also known as: 2,2,5,5-Tetrakis(hydroxymethyl)cyclopentanone, 2,2,5,5-Tetrakis(hydroxymethyl)cyclopentan-1-one, 2,2,5,5-Tetramethylolcyclopentanone, 2,2,5,5-Tetrakis-hydroxymethyl-cyclopentan-1-one, Tetrakis(hydroxymethyl)cyclopentanone

Cyclopentanone, 2,2,5,5-tetrakis(hydroxymethyl)- (CAS 3322-70-1) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C9H16O5 and a molecular weight of 204.22000 g/mol. It is also known as 2,2,5,5-Tetrakis(hydroxymethyl)cyclopentanone, 2,2,5,5-Tetrakis(hydroxymethyl)cyclopentan-1-one and 2,2,5,5-Tetramethylolcyclopentanone. Key properties include a melting point of 142-144ºC, a boiling point of 435.3ºC at 760mmHg, a density of 1.306g/cm3 and a flash point of 231.2ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
3322-70-1
Jingsj CID
J-33126-5
Molecular Formula
C9H16O5
Chinese Name
2,2,5,5-四(羟基甲基)环戊酮
Molecular Weight
204.22000 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Melting Point142-144ºC
Boiling Point435.3ºC at 760mmHg
Density1.306g/cm3
Flash Point231.2ºC

Frequently Asked Questions

What is the CAS number of Cyclopentanone, 2,2,5,5-tetrakis(hydroxymethyl)-?

The CAS number of Cyclopentanone, 2,2,5,5-tetrakis(hydroxymethyl)- is 3322-70-1.

What are the molecular formula and molecular weight of Cyclopentanone, 2,2,5,5-tetrakis(hydroxymethyl)-?

Cyclopentanone, 2,2,5,5-tetrakis(hydroxymethyl)- has molecular formula C9H16O5 and molecular weight 204.22000 g/mol.

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

Last updated:

How to cite: Jingsj. "Cyclopentanone, 2,2,5,5-tetrakis(hydroxymethyl)- (CAS 3322-70-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-33126-5 (accessed 2026-10-24).

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