4,4'-Diethoxybiphenyl

Also known as: 1,1'-Biphenyl, 4,4'-diethoxy-, 1-ethoxy-4-(4-ethoxyphenyl)benzene, 4,4'-Bi(phenetole), 4,4'-Biphenetole, 4,4'-Diethoxy-1,1'-biphenyl, 4,4'-Diethoxydiphenyl, 4,4'-Diphenetol, Diethoxybenzene

4,4'-Diethoxybiphenyl (CAS 7168-54-9) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C16H18O2 and a molecular weight of 242.313 g/mol. Key properties include a melting point of 176ºC, a boiling point of 366.7±35.0 °C at 760 mmHg, a density of 1.0±0.1 g/cm3 and a flash point of 143.1±25.5 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 7168-54-9
Jingsj CID: J-1516581-8
Molecular Formula: C₁₆H₁₈O₂
Molecular Weight: 242.313 g/mol
Category: Aromatic Hydrocarbons
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	176ºC
Boiling Point	366.7±35.0 °C at 760 mmHg
Density	1.0±0.1 g/cm3
Flash Point	143.1±25.5 °C
Exact Mass	242.130676
PSA	18.46000
LogP	4.67
Vapor Pressure	0.0±0.8 mmHg at 25°C
Refractive Index	1.536

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 4,4'-Diethoxybiphenyl?

The CAS number of 4,4'-Diethoxybiphenyl is 7168-54-9.

What are the molecular formula and molecular weight of 4,4'-Diethoxybiphenyl?

4,4'-Diethoxybiphenyl has molecular formula C16H18O2 and molecular weight 242.313 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. "4,4'-Diethoxybiphenyl (CAS 7168-54-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1516581-8 (accessed 2026-11-09).

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