4 4'-BIS(TRIETHOXYSILYL)-1 1'-BIPHENYL

4 4'-BIS(TRIETHOXYSILYL)-1 1'-BIPHENYL Basic information
Product Name:4 4'-BIS(TRIETHOXYSILYL)-1 1'-BIPHENYL
Synonyms:4 4'-BIS(TRIETHOXYSILYL)-1 1'-BIPHENYL;4,4′-Bis(triethoxysilyl)-1,1′-biphenyl,4,4′-Bis(triethoxysilyl)biphenyl;4,4'-Biphenyldiylbis(triethoxysilane);1,1'-Biphenyl,4,4'-bis(triethoxysilyl)-;triethoxy-[4-(4-triethoxysilylphenyl)phenyl]silane;4,4'-Bis(triethoxysilyl)-1,1'-biphenyl 95%;TIANFU CHEM- 4 4'-BIS(TRIETHOXYSILYL)-1 1'-BIPHENYL
CAS:123640-93-7
MF:C24H38O6Si2
MW:478.73
EINECS:
Product Categories:
Mol File:123640-93-7.mol
4 4'-BIS(TRIETHOXYSILYL)-1 1'-BIPHENYL Structure
4 4'-BIS(TRIETHOXYSILYL)-1 1'-BIPHENYL Chemical Properties
Boiling point 203-206 °C0.3 mm Hg(lit.)
density 1.047 g/mL at 25 °C(lit.)
refractive index 1.5039
Fp >230 °F
storage temp. Inert atmosphere,Room Temperature
Specific Gravity1.047
Hydrolytic Sensitivity7: reacts slowly with moisture/water
Safety Information
WGK Germany 3
MSDS Information
4 4'-BIS(TRIETHOXYSILYL)-1 1'-BIPHENYL Usage And Synthesis
Usessuzuki reaction
Uses4,4′-Bis(triethoxysilyl)-1,1′-biphenyl (BTESB) can be used as an indicator to determine the chirality of helical silica nanotubes.

BTESB can also be utilized as a precursor to prepare:
  • Helical 4, 4′-biphenylene-silica nanotubes and nanoribbons using 3-aminopropyltrimethoxysilane as a co-structure-directing agent.
  • Biphenyl-bridged alkoxysilane-based crosslinked polyalkoxysilane by condensation with linear aliphatic diols.
  • Biphenylene-bridged silsesquioxane thin films by the sol-gel method.

4 4'-BIS(TRIETHOXYSILYL)-1 1'-BIPHENYL Preparation Products And Raw materials
Raw materials4,4'-Dibromobiphenyl-->Tetraethyl orthosilicate
P-TOLYLTRIMETHOXYSILANE TRIETHOXY-P-TOLYLSILANE 97 4 4'-BIS(TRIETHOXYSILYL)-1 1'-BIPHENYL

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