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Octaphenylsilsesquioxane Structure

Octaphenylsilsesquioxane

Chemical Properties

Melting point >350 °C (lit.)
Density  1.30 g/cm3
refractive index  1.61
storage temp.  Inert atmosphere,Room Temperature
form  powder to crystal
color  White to Almost white
Specific Gravity 1.35
Hydrolytic Sensitivity 1: no significant reaction with aqueous systems
InChIKey KBXJHRABGYYAFC-UHFFFAOYSA-N
SMILES O1[Si]2(O[Si]3(O[Si]4(O[Si]1(O[Si]5(O[Si](O2)(O[Si](O3)(O[Si](O4)(O5)c6ccccc6)c7ccccc7)c8ccccc8)c9ccccc9)c%10ccccc%10)c%11ccccc%11)c%12ccccc%12)c%13ccccc%13
CAS DataBase Reference 5256-79-1
NIST Chemistry Reference Silsesquioxane, phenyl-, cubical octamer(5256-79-1)
EPA Substance Registry System Pentacyclo[9.5.1.13,9.15,15.17,13]octasiloxane, 1,3,5,7,9,11,13,15-octaphenyl- (5256-79-1)

Safety Information

WGK Germany  3
TSCA  TSCA listed
HS Code  29319000
Storage Class 11 - Combustible Solids

MSDS

Usage And Synthesis

Octaphenylsilsesquioxane Supplier