![Molecular structure of [Si(CH3)2O]x[Si(CH3)(C6H5)O]y](/images/chem_structures_svg/196/63148-52-7.svg)
Poly(dimethylsiloxane-co-methylphenylsiloxane)
聚(甲基苯基硅氧-二甲基硅氧)烷
Also known as: Phenylmethylsiloxane-dimethylsiloxane copolymers, Dimethylsiloxane-methylphenylsiloxane copolymer, Silicone oil AP 150, WACKER silicone oil AP 150, Polysiloxanes, di-Me, MePh, MFCD00133270
Poly(dimethylsiloxane-co-methylphenylsiloxane) (CAS 63148-52-7) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula [Si(CH3)2O]x[Si(CH3)(C6H5)O]y and a molecular weight of 408.67000 g/mol. It is also known as Phenylmethylsiloxane-dimethylsiloxane copolymers, Dimethylsiloxane-methylphenylsiloxane copolymer and Silicone oil AP 150. Key properties include a melting point of <0ºC, a boiling point of >205ºC, a density of 1.102 g/mL at 25ºC(lit.) and a flash point of 620 °F. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 63148-52-7
- Jingsj CID
- J-375-5
- Molecular Formula
- Si(CH3)2OxSi(CH3)(C6H5)Oy
- Chinese Name
- 聚(甲基苯基硅氧-二甲基硅氧)烷
- Molecular Weight
- 408.67000 g/mol
- Category
- Aromatic Hydrocarbons
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | <0ºC |
|---|---|
| Boiling Point | >205ºC |
| Density | 1.102 g/mL at 25ºC(lit.) |
| Flash Point | 620 °F |
Frequently Asked Questions
What is the CAS number of Poly(dimethylsiloxane-co-methylphenylsiloxane)?
The CAS number of Poly(dimethylsiloxane-co-methylphenylsiloxane) is 63148-52-7.
What are the molecular formula and molecular weight of Poly(dimethylsiloxane-co-methylphenylsiloxane)?
Poly(dimethylsiloxane-co-methylphenylsiloxane) has molecular formula [Si(CH3)2O]x[Si(CH3)(C6H5)O]y and molecular weight 408.67000 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-co-methylphenylsiloxane) (CAS 63148-52-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-375-5 (accessed 2026-10-23).
Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.