4-tert-Butoxystyrene

4-叔丁氧基苯乙烯

Also known as: p-tert-butyloxystyrene, tert-butyl(4-vinylphenyl) ether, 1-(tert-butoxy)-4-vinylbenzene, 1-ethenyl-4-[(2-methylpropan-2-yl)oxy]benzene, 4-t-butoxystyrene

4-tert-Butoxystyrene (CAS 95418-58-9) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C12H16O and a molecular weight of 176.25500 g/mol. It is also known as p-tert-butyloxystyrene, tert-butyl(4-vinylphenyl) ether and 1-(tert-butoxy)-4-vinylbenzene. Key properties include a melting point of −38 °C(lit.), a boiling point of 72-73 °C0.1 mm Hg(lit.), a density of 0.936 g/mL at 25 °C(lit.) and a flash point of 207 °F. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
95418-58-9
Jingsj CID
J-1331520-5
Molecular Formula
C12H16O
Chinese Name
4-叔丁氧基苯乙烯
Molecular Weight
176.25500 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point−38 °C(lit.)
Boiling Point72-73 °C0.1 mm Hg(lit.)
Density0.936 g/mL at 25 °C(lit.)
Flash Point207 °F

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of 4-tert-Butoxystyrene?

The CAS number of 4-tert-Butoxystyrene is 95418-58-9.

What are the molecular formula and molecular weight of 4-tert-Butoxystyrene?

4-tert-Butoxystyrene has molecular formula C12H16O and molecular weight 176.25500 g/mol.

Is 4-tert-Butoxystyrene hazardous?

4-tert-Butoxystyrene has GHS signal word Warning.

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

Last updated:

How to cite: Jingsj. "4-tert-Butoxystyrene (CAS 95418-58-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1331520-5 (accessed 2026-10-25).

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