CAS 63148-62-9 Methylsilicone oil - Materials / Alfa Chemistry

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Methylsilicone oil

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Catalog Number

ACM63148629-6

CAS Number

63148-62-9

Product Name

Methylsilicone oil

Structure

Category

Polymers

Description

Liquid

IUPAC Name

dimethyl-bis(trimethylsilyloxy)silane

Molecular Weight

236.53g/mol

Molecular Formula

C8H24O2Si3

Canonical SMILES

C[Si](C)(C)O[Si](C)(C)O[Si](C)(C)C

InChI

InChI=1S/C8H24O2Si3/c1-11(2,3)9-13(7,8)10-12(4,5)6/h1-8H3

InChI Key

CXQXSVUQTKDNFP-UHFFFAOYSA-N

Boiling Point

153.0 °C

Melting Point

-80.0 °C

Density

0.940 g/cu m @ 25 °C /Silicon fluid with 10 sq mm/s viscosity/

Solubility

1.44e-07 M;Immiscible with water;Immiscible with alcohol;Miscible with chloroform; soluble in chlorinated hydrocarbons, benzene, toluene, xylene, n-hexane, petroleum spirits, ether, amyl acetate; very slightly soluble in isopropyl alcohol; insoluble in methanol, acetone

Color/Form

Colorless oil;Clear colorless liquids

Complexity

149

Covalently-Bonded Unit Count

EC Number

203-497-4;613-156-5;618-433-4

Exact Mass

236.10841g/mol

Formal Charge

Heavy Atom Count

Log P

6.6 (LogP)

MeSH Entry Terms

dimethicone;dimethyl polysiloxane;dimeticone

Monoisotopic Mass

236.10841g/mol

Other Experimental

Silcone oil consisting of dimethylsiloxane polymers range in viscosities from 0.65-1,000,000 centistokes at room temp;Low surface tension, inert /Silicones/;Index of refraction: 1.4013 to 1.4053 at 35 °C; viscosity at 25 °C: 350 cSt; density: 0.965-0.973 /Dimethicone 350/;Viscosity: 41 cSt at 37.8 °C /Silicone fluid with 10 mm sq/S viscosity/;DIMETHYLPOLYSILOXANES ARE PRACTICALLY INERT POLYMERS

Refractive Index

Index of refraction 1.399 @ 20 °C/D /Silicone fluid with 10 mm sq/5 viscosity

Rotatable Bond Count

Stability

Stable to heat and ... resistant to most chemical substances, although they are affected by strong acids.

UNII

9G1ZW13R0G

Vapor Density

Pour point -73 °C; Electric Strength 1.4 KV/um; Electric Constant 2.60; Thermal conductivity at 65 °C = 1.3 W/(m.k). /Silicone fluid with 10 mm sq/5 viscosity/

Vapor Pressure

3.34 mmHg

Viscosity

Viscosity increases with degree of polymerization;10 cu mm/S @ 25 °C /Silicone fluid with 10 mm sq/S viscosity/

MSDS

Download MSDS

COA

Download COA

Spec Sheet

Download Spec Sheet

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