Poly(dimethylsiloxane-co-methylphenylsiloxane)
Synonym(s):Wacker Silicon oil AP 150
- CAS NO.:63148-52-7
- Empirical Formula: C21H24O3Si3X2
- Molecular Weight: 408.67
- MDL number: MFCD00133270
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-04-24 14:58:28
What is Poly(dimethylsiloxane-co-methylphenylsiloxane)?
Chemical properties
Poly(dimethylsiloxane-co-methylphenylsiloxane), also known as PDMS-MPS, is a high-performance and versatile polymer with exceptional stability, reliability, and durability. With a viscosity of 50cSt, it is finely balanced for optimal performance across various industrial and research applications. This compound has a unique molecular structure denoted as [Si(CH3)2O]x[Si(CH3)(C6H5)O]y. This particular composition derives from the meticulous combination of dimethylsiloxane and methylphenylsiloxane, imparting the compound with its distinctive properties.
The Uses of Poly(dimethylsiloxane-co-methylphenylsiloxane)
Silicone oil has been used as a medium component in containerless protein crystallization techniques which do not require contact with a solid surface. It was used as an oil bath during the synthesis of methyl 2-methylazulene-1-carboxylate.
What are the applications of Application
Silicone oil is Primarily used as lubricants, thermic fluid oils or hydraulic fluids.
General Description
Silicone oil AP 150 Wacker is a conventional electrorheologic (ER) fluid. It was employed as an insulating medium during the poling of hard ferroelectric ceramics. Silicon oil is composed of a mixture of hydrophobic polymeric and monomeric compounds, containing silicon-oxygen bonds. Its physical and chemical characteristics have been reported. The utility of silicon oil as a vitreous substitute has been studied.
Properties of Poly(dimethylsiloxane-co-methylphenylsiloxane)
| Melting point: | <0°C |
| Boiling point: | >205°C |
| Density | 1.102 g/mL at 25 °C(lit.) |
| vapor pressure | <5 mmHg ( 25 °C) |
| refractive index | n |
| Flash point: | 620 °F |
| Specific Gravity | 1 |
| Stability: | Stable. |
| EPA Substance Registry System | Dimethyl methylphenyl siloxanes and silicones (63148-52-7) |
Safety information for Poly(dimethylsiloxane-co-methylphenylsiloxane)
Computed Descriptors for Poly(dimethylsiloxane-co-methylphenylsiloxane)
| SMILES | [Si](C)(O[Si](*)(C)C1=CC=CC=C1)(O[Si](C)(O*)C1=CC=CC=C1)C1C=CC=CC=1 |$;;;;*;;;;;;;;;;;;*;;;;;;;;;;;;$| |
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