tert-Butyl-{3-[2-(diphenyl-phosphinoyl)-ethylidene]-4-methylene-cyclohexyloxy}-dimethyl-silane

Suppliers

Names

[ CAS No. ]:
100858-27-3

[ Name ]:
tert-Butyl-{3-[2-(diphenyl-phosphinoyl)-ethylidene]-4-methylene-cyclohexyloxy}-dimethyl-silane

[Synonym ]:
TERT-BUTYL[3-[2-(DIPHENYLPHOSPHINOYL)ETHYLIDENE]-4-METHYLENECYCLOHEXYLOXY]DIMETHYLSILANE
[S-(Z)]-[2-[5-[[(1,1-dimethylethyl)dimethylsilyl]oxy]-2-methylenecyclohexylidene]ethyl]diphenylphosphine oxide
tert-butyl-[(3E)-3-(2-diphenylphosphorylethylidene)-4-methylidenecyclohexyl]oxy-dimethylsilane
Phosphine oxide,[(2Z)-2-[(5S)-5-[[(1,1-dimethylethyl)dimethylsilyl]oxy]-2-methylenecyclohexylidene]ethyl]diphenyl
(S)-(Z)-{2-[5-(tert-butyldimethylsiloxy)-2-methylenecyclohexylidene]ethyl}diphenylphosphine oxide
Phosphineoxide,[2-[5-[[(1,1-dimethylethyl)dimethylsilyl]oxy]-2-methylenecyclohexylidene]ethyl]diphenyl-,[S-(Z)]
<<(1Z),(5S)>-2-<5-(t-butyldimethylsilyl)oxy-2-methylcyclohexylidene>>diphenylphosphine oxide

Chemical & Physical Properties

[ Density]:
1.048 g/cm3

[ Boiling Point ]:
507.183ºC at 760 mmHg

[ Molecular Formula ]:
C27H37O2PSi

[ Molecular Weight ]:
452.64100

[ Flash Point ]:
260.535ºC

[ Exact Mass ]:
452.23000

[ PSA ]:
36.11000

[ LogP ]:
7.05740

[ Vapour Pressure ]:
0mmHg at 25°C

[ Index of Refraction ]:
1.539

Synthetic Route

Precursor & DownStream

Precursor

  • tert-Butyldimethylsilyl chloride
  • Vitamin D3
  • 7,8-dihydroxy-7,8-dihydrovitamin D3
  • 2-[5-[tert-butyl(dimethyl)silyl]oxy-2-methylidenecyclohexylidene]ethanol
  • 3β-O-(tert-butyldimethylsilyl)-7,8-dihydroxy-7,8-dihydrovitamin D3
  • {[(3Z)-3-(2-Chloroethylidene)-4-methylenecyclohexyl]oxy}(dimethyl )(2-methyl-2-propanyl)silane
  • Diphenylphosphine oxide

DownStream

  • Calcifediol-D6
  • (3β,5Z,7E)-3-(tert-Butyldimethylsiluloxy)-9,10-secochola05,7,10(19)-triene-24-carboxylic Acid Methyl Ester
  • Calcifediol