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(E)-1,2-Bis(4-methylphenyl)ethene

Also known as: (E)-1,2-Di-p-tolylethene, (E)-4,4'-Dimethylstilbene, 1,1'-(E)-Ethene-1,2-diylbis(4-methylbenzene), 1,1'-[(E)-1,2-Ethenediyl]bis(4-methylbenzene), 4,4''-DIMETHYL-TRANS-STILBENE 99+%, 4,4'-DIMETHYL-TRANS-STILBENE, 4,4'-DiMethyl-trans-stilbene, 4,4'-Dimethyl-trans-stilbene, 4,4'-Dimethyl-trans-stilbene>Benzene, 1,1'-(1E)-1,2-ethenediylbis[4-methyl-, 4,4'-dimethyl stilbene, Benzene, 1,1'-[(E)-1,2-ethenediyl]bis[4-methyl-, dimethylstilbene, trans-4,4'-dimethylstilbene

(E)-1,2-Bis(4-methylphenyl)ethene (CAS 18869-29-9) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C16H16 and a molecular weight of 208.298 g/mol. Key properties include a melting point of 183ºC, a boiling point of 325.5±22.0 °C at 760 mmHg, a density of 1.0±0.1 g/cm3 and a flash point of 157.8±13.1 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
18869-29-9
Jingsj CID
J-1352744-6
Molecular Formula
C16H16
Molecular Weight
208.298 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point183ºC
Boiling Point325.5±22.0 °C at 760 mmHg
Density1.0±0.1 g/cm3
Flash Point157.8±13.1 °C
Exact Mass208.125198
LogP5.75
Vapor Pressure0.0±0.3 mmHg at 25°C
Refractive Index1.633

Customs & Trade Information

HS Code2902909090
Summary2902909090 other aromatic hydrocarbons。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:2.0%。General tariff:30.0%

Frequently Asked Questions

What is the CAS number of (E)-1,2-Bis(4-methylphenyl)ethene?

The CAS number of (E)-1,2-Bis(4-methylphenyl)ethene is 18869-29-9.

What are the molecular formula and molecular weight of (E)-1,2-Bis(4-methylphenyl)ethene?

(E)-1,2-Bis(4-methylphenyl)ethene has molecular formula C16H16 and molecular weight 208.298 g/mol.

What are the upstream and downstream products of (E)-1,2-Bis(4-methylphenyl)ethene?

For (E)-1,2-Bis(4-methylphenyl)ethene, Upstream Products: p-Tolualdehyde, 4-Methylstyrene, 4-Chlorotoluene; Downstream Products: 4,4'-dimethylbenzil, 1,2-di(p-tolyl)ethane, 3,6-Dimethylphenanthrene.

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

Last updated:

How to cite: Jingsj. "(E)-1,2-Bis(4-methylphenyl)ethene (CAS 18869-29-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1352744-6 (accessed 2026-11-07).

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