Dimesitylcyclopropenone

二(2,4,6-三甲基苯基)环丙烯酮

Also known as: 2,3-bis(2,4,6-trimethylphenyl)cycloprop-2-en-1-one, 2,3-Dimesityl-2-cyclopropen-1-one, 2,3-Dimesitylcycloprop-2-enone, bis(2,4,6-trimethylphenyl)cyclopropenone, 2,3-bis(2,4,6-trimethylphenyl)cyclopropenone, MFCD00051390

Dimesitylcyclopropenone (CAS 61440-88-8) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C21H22O and a molecular weight of 290.399 g/mol. It is also known as 2,3-bis(2,4,6-trimethylphenyl)cycloprop-2-en-1-one, 2,3-Dimesityl-2-cyclopropen-1-one and 2,3-Dimesitylcycloprop-2-enone. Key properties include a boiling point of 479.1±45.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 210.6±23.7 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
61440-88-8
Jingsj CID
J-30771-8
Molecular Formula
C21H22O
Chinese Name
二(2,4,6-三甲基苯基)环丙烯酮
Molecular Weight
290.399 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point479.1±45.0 °C at 760 mmHg
Density1.1±0.1 g/cm3
Flash Point210.6±23.7 °C

Frequently Asked Questions

What is the CAS number of Dimesitylcyclopropenone?

The CAS number of Dimesitylcyclopropenone is 61440-88-8.

What are the molecular formula and molecular weight of Dimesitylcyclopropenone?

Dimesitylcyclopropenone has molecular formula C21H22O and molecular weight 290.399 g/mol.

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

Last updated:

How to cite: Jingsj. "Dimesitylcyclopropenone (CAS 61440-88-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-30771-8 (accessed 2026-10-23).

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