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CAS No.: | 123640-93-7 | ||
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Name: | 4 4'-BIS(TRIETHOXYSILYL)-1 1'-BIPHENYL | ||
Article Data: | 2 | ||
Molecular Structure: | |||
Formula: | C24H38 O6 Si2 | ||
Molecular Weight: | 478.733 | ||
Synonyms: | Silane,[1,1'-biphenyl]-4,4'-diylbis[triethoxy- (9CI);4,4'-Bis(triethoxysilyl)-1,1'-biphenyl; 4,4'-Bis(triethoxysilyl)biphenyl | ||
Density: | 1.047 g/mL at 25oC(lit.) | ||
Boiling Point: | 203-206oC0.3 mm Hg(lit.) | ||
Flash Point: | >230 °F | ||
Safety: |
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PSA: | 55.38000 | ||
LogP: | 3.86440 |
tetraethoxy orthosilicate
4-(4-bromophenyl)bromobenzene
4,4'-bis(triethoxysilyl)-1,1'-biphenyl
Conditions | Yield |
---|---|
With magnesium In tetrahydrofuran at 75℃; for 120h; | 34% |
With magnesium In tetrahydrofuran at 74.85℃; for 120h; | 16% |
4,4'-bis(triethoxysilyl)-1,1'-biphenyl
1,3,5,7,9,11,14-heptacyclopentyltricyclo[7.3.3.15,11]heptasiloxane-endo-3,7,14-triol
Conditions | Yield |
---|---|
With tetramethyl ammoniumhydroxide In methanol; ethanol at 0 - 5℃; for 24h; Cooling with ice; | 75.9% |
1.4-dibromobenzene
4,4'-bis(triethoxysilyl)-1,1'-biphenyl
Conditions | Yield |
---|---|
Stage #1: 1.4-dibromobenzene With n-butyllithium In diethyl ether at -78℃; for 1.25h; Inert atmosphere; Stage #2: 4,4'-bis(triethoxysilyl)-1,1'-biphenyl In diethyl ether for 12h; Inert atmosphere; Cooling; | 60% |
trimethyloctadecylammonium chloride
4,4'-bis(triethoxysilyl)-1,1'-biphenyl
Conditions | Yield |
---|---|
With sodium hydroxide In water at 19.84 - 94.84℃; for 42h; |