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Poly(methylhydrosiloxane)

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Name

Poly(methylhydrosiloxane)

EINECS 217-496-1
CAS No. 63148-57-2 Density 1.006
PSA 40.46000 LogP 2.73010
Solubility Not miscible or difficult to mix in water. Melting Point <-60°C
Formula C3H9OSi.(CH4OSi)n.C3H9Si Boiling Point 205oC
Molecular Weight 254.59000 Flash Point 82 °F
Transport Information N/A Appearance colorless transparent
Safety 26-36-24/25-23-16 Risk Codes 10-36/37/38
Molecular Structure Molecular Structure of 63148-57-2 (Poly(methylhydrosiloxane)) Hazard Symbols Xi
Synonyms

PMHS;DC1107 Silicone Oil;Methyl Hydrogen Silicone;Methyl hydrogen polysiloxane;Polymethylhydrosiloxane (PMHS);

 

Poly(methylhydrosiloxane) Chemical Properties

The Molecular Structure of Poly(methylhydrosiloxane) (CAS NO.63148-57-2):

Molecular Formula: C3H9OSi.(CH4OSi)n.C3H9Si
CAS Registry Number: 63148-57-2
Density: 1.006
Refractive index: 1.398 
Synonyms: Polymethylhydrogensiloxane, trimethylsiloxy end blocked ; Siloxanes and silicones, methyl hydrogen ; Siloxanes and Silicones, Me hydrogen  

Poly(methylhydrosiloxane) Safety Profile

Safety Statements: S23;S24/25
S23: Do not breathe vapour
S24/25: Avoid contact with skin and eyes

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