Undecane, 5-methylene-

2-丁基-1-辛烯

Also known as: 1-Octene,2-butyl, 2-Butyl-1-octene, 2-Butyl-oct-1-en, 2-butyl-oct-1-ene, 5-methylene-undecane, 5-methylideneundecane, Undecane,5-methylene

Undecane, 5-methylene- (CAS 5698-48-6) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C12H24 and a molecular weight of 168.31900 g/mol. It is also known as 1-Octene,2-butyl, 2-Butyl-1-octene and 2-Butyl-oct-1-en. Key properties include a boiling point of 209.5ºC at 760 mmHg, a density of 0.759g/cm3 and a flash point of 72.2ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
5698-48-6
Jingsj CID
J-1096237-8
Molecular Formula
C12H24
Chinese Name
2-丁基-1-辛烯
Molecular Weight
168.31900 g/mol
Category
Aliphatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point209.5ºC at 760 mmHg
Density0.759g/cm3
Flash Point72.2ºC

Frequently Asked Questions

What is the CAS number of Undecane, 5-methylene-?

The CAS number of Undecane, 5-methylene- is 5698-48-6.

What are the molecular formula and molecular weight of Undecane, 5-methylene-?

Undecane, 5-methylene- has molecular formula C12H24 and molecular weight 168.31900 g/mol.

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

Last updated:

How to cite: Jingsj. "Undecane, 5-methylene- (CAS 5698-48-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1096237-8 (accessed 2026-10-23).

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