2-Methylnonadecane

异二十烷

Also known as: Hydrocarbons, C4, 1,3-butadiene-free, polymd., pentaisobutyl..., ISOEICOSANE

2-Methylnonadecane (CAS 52845-07-5) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C20H42 and a molecular weight of 282.54700 g/mol. It is also known as Hydrocarbons, C4, 1,3-butadiene-free, polymd., pentaisobutyl... and ISOEICOSANE. Key properties include a boiling point of 329.7ºC at 760 mmHg, a density of 0.786 g/cm3 and a flash point of 120.6ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
52845-07-5
Jingsj CID
J-1333508-3
Molecular Formula
C20H42
Chinese Name
异二十烷
Molecular Weight
282.54700 g/mol
Category
Aliphatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point329.7ºC at 760 mmHg
Density0.786 g/cm3
Flash Point120.6ºC

Frequently Asked Questions

What is the CAS number of 2-Methylnonadecane?

The CAS number of 2-Methylnonadecane is 52845-07-5.

What are the molecular formula and molecular weight of 2-Methylnonadecane?

2-Methylnonadecane has molecular formula C20H42 and molecular weight 282.54700 g/mol.

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

Last updated:

How to cite: Jingsj. "2-Methylnonadecane (CAS 52845-07-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1333508-3 (accessed 2026-10-24).

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