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4-n-Octylstyrene

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. 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 Nov 3, 2026.

CAS No.
46745-66-8
Jingsj CID
J-33951-5
Molecular Formula
C16H24
Molecular Weight
216.36200 g/mol
Category
Aromatic Hydrocarbons
Last updated
11/3/2026

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Physicochemical Properties

Boiling Point114ºC / 1mmHg
Density0.88
Flash Point136.525ºC
Exact Mass216.18800
LogP5.23260
Refractive Index1.515

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.

What are the upstream and downstream products of 4-n-Octylstyrene?

For 4-n-Octylstyrene, Upstream Products: Methyltriphenylphosphonium bromide, 4-Octylbenzaldehyde, 4'-n-Octylacetophenone.

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

Last updated:

How to cite: Jingsj. "4-n-Octylstyrene (CAS 46745-66-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-33951-5 (accessed 2026-11-09).

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