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3-CYCLOPENTYL-2-METHYL-1-PROPENE

甲烯丙基环戊烷

Also known as: 2-methylprop-2-enylcyclopentane, MFCD00045430, Methallylcyclopentane

3-CYCLOPENTYL-2-METHYL-1-PROPENE (CAS 219726-61-1) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C9H16 and a molecular weight of 124.22300 g/mol. It is also known as 2-methylprop-2-enylcyclopentane, MFCD00045430 and Methallylcyclopentane. Key properties include a boiling point of 150.2ºC at 760 mmHg, a density of 0.805g/cm3 and a flash point of 30.9ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
219726-61-1
Jingsj CID
J-25652-0
Molecular Formula
C9H16
Chinese Name
甲烯丙基环戊烷
Molecular Weight
124.22300 g/mol
Category
Aliphatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point150.2ºC at 760 mmHg
Density0.805g/cm3
Flash Point30.9ºC

Frequently Asked Questions

What is the CAS number of 3-CYCLOPENTYL-2-METHYL-1-PROPENE?

The CAS number of 3-CYCLOPENTYL-2-METHYL-1-PROPENE is 219726-61-1.

What are the molecular formula and molecular weight of 3-CYCLOPENTYL-2-METHYL-1-PROPENE?

3-CYCLOPENTYL-2-METHYL-1-PROPENE has molecular formula C9H16 and molecular weight 124.22300 g/mol.

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

Last updated:

How to cite: Jingsj. "3-CYCLOPENTYL-2-METHYL-1-PROPENE (CAS 219726-61-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-25652-0 (accessed 2026-10-23).

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