4,4'-Bis(dimethylhydroxysilyl)diphenyl ether

Also known as: (Oxydi-4,1-phenylene)bis(dimethylsilanol), (Oxybis(4,1-phenylene))bis(dimethylsilanol), Silanol, 1,1'-(oxydi-4,1-phenylene)bis[1,1-dimethyl-, 4,4'-bis (diMethylhydroxysilyl)phenyl, DK661, Q148, hydroxy-[4-[4-[hydroxy(dimethyl)silyl]phenoxy]phenyl]-dimethylsilane, Bis[p-(hydroxydimethylsilyl)phenyl]ether

4,4'-Bis(dimethylhydroxysilyl)diphenyl ether (CAS 2096-54-0) is a compound in the Ethers category listed in the Jingsj chemical database. It has the molecular formula C16H22O3Si2 and a molecular weight of 318.515 g/mol. Key properties include a melting point of 85-91ºC (dec.), a boiling point of 399.4±42.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 195.4±27.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 2096-54-0
Jingsj CID: J-1421017-6
Molecular Formula: C₁₆H₂₂O₃Si₂
Molecular Weight: 318.515 g/mol
Category: Ethers
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	85-91ºC (dec.)
Boiling Point	399.4±42.0 °C at 760 mmHg
Density	1.1±0.1 g/cm3
Flash Point	195.4±27.9 °C
Exact Mass	318.110748
PSA	49.69000
LogP	5.35
Vapor Pressure	0.0±1.0 mmHg at 25°C
Refractive Index	1.556

Customs & Trade Information

HS Code	2931900090
Summary	2931900090. other organo-inorganic compounds. VAT:17.0%. Tax rebate rate:13.0%. Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward). MFN tariff:6.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 4,4'-Bis(dimethylhydroxysilyl)diphenyl ether?

The CAS number of 4,4'-Bis(dimethylhydroxysilyl)diphenyl ether is 2096-54-0.

What are the molecular formula and molecular weight of 4,4'-Bis(dimethylhydroxysilyl)diphenyl ether?

4,4'-Bis(dimethylhydroxysilyl)diphenyl ether has molecular formula C16H22O3Si2 and molecular weight 318.515 g/mol.

What are the upstream and downstream products of 4,4'-Bis(dimethylhydroxysilyl)diphenyl ether?

For 4,4'-Bis(dimethylhydroxysilyl)diphenyl ether, Upstream Products: 4,4'-Dibromodiphenyl ether.

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'-Bis(dimethylhydroxysilyl)diphenyl ether (CAS 2096-54-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1421017-6 (accessed 2026-11-06).

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