2-(4-Bromophenyl)-1,1-diphenylethylene

Also known as: 1-bromo-4-(2,2-diphenylethenyl)benzene, 1,1-Diphenyl-2-(4-bromophenyl)ethene, 1-(2-(4-Bromophenyl)-1-phenylvinyl)benzene, 1-Bromo-4-(2,2-diphenylvinyl)benzene, 2-(4-Bromophenyl)-1,1-diphenylethene

2-(4-Bromophenyl)-1,1-diphenylethylene (CAS 18648-66-3) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C20H15Br and a molecular weight of 335.23700 g/mol. Key properties include a melting point of 79ºC, a boiling point of 404.4ºC at 760 mmHg, a density of 1.313g/cm3 and a flash point of 191.8ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 18648-66-3
Jingsj CID: J-25309-8
Molecular Formula: C₂₀H₁₅Br
Molecular Weight: 335.23700 g/mol
Category: Aromatic Hydrocarbons
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	79ºC
Boiling Point	404.4ºC at 760 mmHg
Density	1.313g/cm3
Flash Point	191.8ºC
Exact Mass	334.03600
LogP	6.03800
Vapor Pressure	2.21E-06mmHg at 25°C
Refractive Index	1.661

Customs & Trade Information

HS Code	2903999090
Summary	2903999090 halogenated derivatives of aromatic hydrocarbons 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 2-(4-Bromophenyl)-1,1-diphenylethylene?

The CAS number of 2-(4-Bromophenyl)-1,1-diphenylethylene is 18648-66-3.

What are the molecular formula and molecular weight of 2-(4-Bromophenyl)-1,1-diphenylethylene?

2-(4-Bromophenyl)-1,1-diphenylethylene has molecular formula C20H15Br and molecular weight 335.23700 g/mol.

What are the upstream and downstream products of 2-(4-Bromophenyl)-1,1-diphenylethylene?

For 2-(4-Bromophenyl)-1,1-diphenylethylene, Upstream Products: Benzophenone, Diethyl (4-bromobenzyl)phosphonate, Phenylboronic acid; Downstream Products: (4-(2,2-diphenylethenyl)phenyl)boronic acid.

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. "2-(4-Bromophenyl)-1,1-diphenylethylene (CAS 18648-66-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-25309-8 (accessed 2026-11-09).

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