Polydiphenyl siloxane

二苯基(硅氧烷与聚硅氧烷)

Also known as: POLYDIPHENYLSILOXANE, SILANOL TERM, POLYDIPHENYLSILOXANE, SILANOL TERMINATED, GLASSY SOLID, M.W. 1000-1400, SILANOL TERMINATED DIPHENYLSILOXANE, SILANOL TERMINATED POLYDIPHENYLSILOXANE, SiloxanesandSilicones,di-Ph, polydiphenylsiloxane

Polydiphenyl siloxane (CAS 63148-59-4) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C12H10*2OSi and a molecular weight of 198.29 g/mol. It is also known as POLYDIPHENYLSILOXANE, SILANOL TERM, POLYDIPHENYLSILOXANE, SILANOL TERMINATED, GLASSY SOLID, M.W. 1000-1400 and SILANOL TERMINATED DIPHENYLSILOXANE. Key properties include a melting point of >110°C, a boiling point of >205°C and a flash point of >205°C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
63148-59-4
Jingsj CID
J-902896-4
Molecular Formula
C12H102OSi
Chinese Name
二苯基(硅氧烷与聚硅氧烷)
Molecular Weight
198.29 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point>110°C
Boiling Point>205°C
Flash Point>205°C

Frequently Asked Questions

What is the CAS number of Polydiphenyl siloxane?

The CAS number of Polydiphenyl siloxane is 63148-59-4.

What are the molecular formula and molecular weight of Polydiphenyl siloxane?

Polydiphenyl siloxane has molecular formula C12H10*2OSi and molecular weight 198.29 g/mol.

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

Last updated:

How to cite: Jingsj. "Polydiphenyl siloxane (CAS 63148-59-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-902896-4 (accessed 2026-10-23).

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