DODECYLBENZENE

十二烷基苯 (硬型)

Also known as: 1,2,3,5-Tetrapropylbenzene, 1-PHENYLDODECANE, Alkylbenzene (hard type), Benzene, 1,2,3,5-tetrapropyl-, Dodecylbenzene, Dodecylbenzene (hard type), Dodecylbenzene (hard type) (mixture of branched chain isomers), EINECS 204-591-8, LAURYLBENZENE, Laurylbenzene (hard type), MFCD00008974, N-DODECYLBENZENE, N-LAURYLBENZENE, PHENYLDODECANE, dodecylbenzene, tetrapropylene-Benzene, tetrapropylene-benzen

DODECYLBENZENE (CAS 25265-78-5) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C18H30 and a molecular weight of 246.431 g/mol. It is also known as 1,2,3,5-Tetrapropylbenzene, 1-PHENYLDODECANE and Alkylbenzene (hard type). Key properties include a melting point of 3 °C(lit.), a boiling point of 320.1±37.0 °C at 760 mmHg, a density of 0.9±0.1 g/cm3 and a flash point of 145.9±15.1 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 25265-78-5
Jingsj CID: J-31901-4
Molecular Formula: C₁₈H₃₀
Chinese Name: 十二烷基苯 (硬型)
Molecular Weight: 246.431 g/mol
Category: Aromatic Hydrocarbons
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	3 °C(lit.)
Boiling Point	320.1±37.0 °C at 760 mmHg
Density	0.9±0.1 g/cm3
Flash Point	145.9±15.1 °C

Frequently Asked Questions

What is the CAS number of DODECYLBENZENE?

The CAS number of DODECYLBENZENE is 25265-78-5.

What are the molecular formula and molecular weight of DODECYLBENZENE?

DODECYLBENZENE has molecular formula C18H30 and molecular weight 246.431 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "DODECYLBENZENE (CAS 25265-78-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-31901-4 (accessed 2026-10-23).

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