4-Phenoxystyrene

Also known as: 1-Phenoxy-4-vinylbenzene, 1-Ethenyl-4-phenoxybenzene, 4-Vinyldiphenyl ether, p-Phenoxystyrene, 1-vinyl-4-phenoxybenzene, Benzene, 1-ethenyl-4-phenoxy-, 4-phenoxy-styrene, p-Phenoxyphenylethylene, NSC 158435

4-Phenoxystyrene (CAS 4973-29-9) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C14H12O and a molecular weight of 196.24400 g/mol. Key properties include a melting point of 71°C, a boiling point of 115-117°C 3mm, a density of 1,061 g/cm3 and a flash point of 115-117°C/3mm. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 4973-29-9
Jingsj CID: J-1377544-5
Molecular Formula: C₁₄H₁₂O
Molecular Weight: 196.24400 g/mol
Category: Aromatic Hydrocarbons
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	71°C
Boiling Point	115-117°C 3mm
Density	1,061 g/cm3
Flash Point	115-117°C/3mm
Exact Mass	196.08900
PSA	9.23000
LogP	4.12190
Refractive Index	1.6020

Customs & Trade Information

HS Code	2909309090
Summary	2909309090 other aromatic ethers and their halogenated, sulphonated, nitrated or nitrosated derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:5.5% General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 4-Phenoxystyrene?

The CAS number of 4-Phenoxystyrene is 4973-29-9.

What are the molecular formula and molecular weight of 4-Phenoxystyrene?

4-Phenoxystyrene has molecular formula C14H12O and molecular weight 196.24400 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "4-Phenoxystyrene (CAS 4973-29-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1377544-5 (accessed 2026-11-09).

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