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DIISOBUTYLENE

Also known as: (Mixture of isoMers) (stabilized with BHT), 2,4,4-TRIMETHYLPENTENE (MIXTURE OF ISOME, 2,4,4-trimethyl-1-pentene + 2,4,4-trimethyl-2-pentene, 2,4,4-trimethyl-penten, DI-ISO-BUTYLENE MIXTURE OF 2 4 4-TRIMET&, DIISOBUTYLENE(MIXTURE OF ISOMERS), Diisobutylene, Diisobutylene (DIB), Diisobutylene (mixture of isomers) (stabilized with BHT), EINECS 246-690-9, MFCD00008855, Pentene, 2,4,4-trimethyl-, Pentene,2,4,4-trimethyl, diisobutylene, diisobutylene,isomericcompounds

DIISOBUTYLENE (CAS 25167-70-8) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C8H16 and a molecular weight of 112.21600 g/mol. Key properties include a melting point of -93.5ºC, a boiling point of 101.4ºC at 760 mmHg, a density of 0.716 g/mL at 20ºC(lit.) and a flash point of 2ºC. No supplier offers are currently listed; request a quote. Record last updated Nov 2, 2026.

CAS No.
25167-70-8
Jingsj CID
J-20232-9
Molecular Formula
C8H16
Molecular Weight
112.21600 g/mol
Category
Aliphatic Hydrocarbons
Last updated
11/2/2026

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Physicochemical Properties

Melting Point-93.5ºC
Boiling Point101.4ºC at 760 mmHg
Density0.716 g/mL at 20ºC(lit.)
Flash Point2ºC
Exact Mass224.25000
LogP5.99740
Vapor Pressure40.6mmHg at 25°C
Refractive Indexn20/D 1.411

Frequently Asked Questions

What is the CAS number of DIISOBUTYLENE?

The CAS number of DIISOBUTYLENE is 25167-70-8.

What are the molecular formula and molecular weight of DIISOBUTYLENE?

DIISOBUTYLENE has molecular formula C8H16 and molecular weight 112.21600 g/mol.

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

Last updated:

How to cite: Jingsj. "DIISOBUTYLENE (CAS 25167-70-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-20232-9 (accessed 2026-11-07).

Data for reference only; verify product details with suppliers before purchase.