Poly(dimethylsiloxane), hydroxypropyl terminated

羟丙基封端聚二甲基硅氧烷

Also known as: CARBINOL (HYDROXYL) TERMINATED POLYDIMETHYLSILOXANE, MONOCARBINOL TERMINATED POLYDIMETHYLSILOXANE, 1,3-Bishydroxypropylpolydimethylsiloxane, 2-[HYDROXY(POLYETHYLENEOXY)PROPYL]HEPTAMETHYLTRISILOXANE, 42M100, CARBINOL (HYDROXYL) TERMINATED PDMS FLUID

Poly(dimethylsiloxane), hydroxypropyl terminated (CAS 104780-66-7) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C12H32O4Si3 and a molecular weight of 324.63658 g/mol. It is also known as CARBINOL (HYDROXYL) TERMINATED POLYDIMETHYLSILOXANE, MONOCARBINOL TERMINATED POLYDIMETHYLSILOXANE and 1,3-Bishydroxypropylpolydimethylsiloxane. Key properties include a melting point of <-60°C, a boiling point of >250°C, a density of 0,98 g/cm3 and a flash point of >110°C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
104780-66-7
Jingsj CID
J-1896025-1
Molecular Formula
C12H32O4Si3
Chinese Name
羟丙基封端聚二甲基硅氧烷
Molecular Weight
324.63658 g/mol
Category
Aliphatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point<-60°C
Boiling Point>250°C
Density0,98 g/cm3
Flash Point>110°C

Frequently Asked Questions

What is the CAS number of Poly(dimethylsiloxane), hydroxypropyl terminated?

The CAS number of Poly(dimethylsiloxane), hydroxypropyl terminated is 104780-66-7.

What are the molecular formula and molecular weight of Poly(dimethylsiloxane), hydroxypropyl terminated?

Poly(dimethylsiloxane), hydroxypropyl terminated has molecular formula C12H32O4Si3 and molecular weight 324.63658 g/mol.

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

Last updated:

How to cite: Jingsj. "Poly(dimethylsiloxane), hydroxypropyl terminated (CAS 104780-66-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1896025-1 (accessed 2026-10-25).

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