3,4'-Dimethyldiphenyl ether

3,4'-二甲基二苯醚

Also known as: 1-Methyl-3-(4-methylphenoxy)benzene, m-Tolyl-p-tolyl ether, Benzene, 1-methyl-3-(4-methylphenoxy)-, 3-Methylphenyl(4-methylphenyl) ether, MFCD00151815

3,4'-Dimethyldiphenyl ether (CAS 51801-69-5) is a compound in the Ethers category listed in the Jingsj chemical database. It has the molecular formula C14H14O and a molecular weight of 198.26000 g/mol. It is also known as 1-Methyl-3-(4-methylphenoxy)benzene, m-Tolyl-p-tolyl ether and Benzene, 1-methyl-3-(4-methylphenoxy)-. Key properties include a boiling point of 285.8ºC at 760mmHg and a density of 1.05. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 51801-69-5
Jingsj CID: J-1409792-2
Molecular Formula: C₁₄H₁₄O
Chinese Name: 3,4'-二甲基二苯醚
Molecular Weight: 198.26000 g/mol
Category: Ethers
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	285.8ºC at 760mmHg
Density	1.05

Frequently Asked Questions

What is the CAS number of 3,4'-Dimethyldiphenyl ether?

The CAS number of 3,4'-Dimethyldiphenyl ether is 51801-69-5.

What are the molecular formula and molecular weight of 3,4'-Dimethyldiphenyl ether?

3,4'-Dimethyldiphenyl ether has molecular formula C14H14O and molecular weight 198.26000 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "3,4'-Dimethyldiphenyl ether (CAS 51801-69-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1409792-2 (accessed 2026-10-23).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.