4-n-Octylstyrene

4-n-辛基苯乙烯

Also known as: 1-Octyl-4-vinylbenzene, 1-ethenyl-4-octylbenzene, 4-OCTYLSTYRENE, 4-Octyl-styrol, 4-octyl-1-vinylbenzene, Benzene,1-ethenyl-4-octyl, p-n-octylstyren, p-n-octylstyrene

4-n-Octylstyrene (CAS 46745-66-8) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C16H24 and a molecular weight of 216.36200 g/mol. It is also known as 1-Octyl-4-vinylbenzene, 1-ethenyl-4-octylbenzene and 4-OCTYLSTYRENE. Key properties include a boiling point of 114ºC / 1mmHg, a density of 0.88 and a flash point of 136.525ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 46745-66-8
Jingsj CID: J-33951-1
Molecular Formula: C₁₆H₂₄
Chinese Name: 4-n-辛基苯乙烯
Molecular Weight: 216.36200 g/mol
Category: Aromatic Hydrocarbons
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	114ºC / 1mmHg
Density	0.88
Flash Point	136.525ºC

Frequently Asked Questions

What is the CAS number of 4-n-Octylstyrene?

The CAS number of 4-n-Octylstyrene is 46745-66-8.

What are the molecular formula and molecular weight of 4-n-Octylstyrene?

4-n-Octylstyrene has molecular formula C16H24 and molecular weight 216.36200 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. "4-n-Octylstyrene (CAS 46745-66-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-33951-1 (accessed 2026-10-22).

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