Bis(4-methoxyphenyl) ether

Also known as: 1-methoxy-4-(4-methoxyphenoxy)benzene, 4,4'-dimethoxydiphenyl ether, 4,4'-oxybis(methoxybenzene), 4,4'-oxybis(1-methoxybenzene), 1,1'-oxybis[4-methoxybenzene], Ether, bis(p-methoxyphenyl), Levothyroxine Sodium Impurity 6, Benzene, 1,1'-oxybis[4-methoxy-

Bis(4-methoxyphenyl) ether (CAS 1655-74-9) is a compound in the Ethers category listed in the Jingsj chemical database. It has the molecular formula C14H14O3 and a molecular weight of 230.25900 g/mol. Key properties include a boiling point of 335.9ºC at 760mmHg, a density of 1.106g/cm3 and a flash point of 112.8ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 1655-74-9
Jingsj CID: J-1025315-3
Molecular Formula: C₁₄H₁₄O₃
Molecular Weight: 230.25900 g/mol
Category: Ethers
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	335.9ºC at 760mmHg
Density	1.106g/cm3
Flash Point	112.8ºC
Exact Mass	230.09400
PSA	27.69000
LogP	3.49610
Vapor Pressure	0.000226mmHg at 25°C
Refractive Index	1.547

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 Bis(4-methoxyphenyl) ether?

The CAS number of Bis(4-methoxyphenyl) ether is 1655-74-9.

What are the molecular formula and molecular weight of Bis(4-methoxyphenyl) ether?

Bis(4-methoxyphenyl) ether has molecular formula C14H14O3 and molecular weight 230.25900 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. "Bis(4-methoxyphenyl) ether (CAS 1655-74-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1025315-3 (accessed 2026-11-09).

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