ethynyl-[ethynyl(dimethyl)silyl]-dimethylsilane

Names

[ CAS No. ]:
54773-31-8

[ Name ]:
ethynyl-[ethynyl(dimethyl)silyl]-dimethylsilane

[Synonym ]:
1,2-diethylnyl-1,1,2,2-tetramethyldisilane
1,2-Diethynyltetramethyldisilane
1,2-diethynyl-1,1,2,2-tetramethyl-disilane
Disilane,1,2-diethynyl-1,1,2,2-tetramethyl

Chemical & Physical Properties

[ Molecular Formula ]:
C8H14Si2

[ Molecular Weight ]:
166.36800

[ Exact Mass ]:
166.06300

[ LogP ]:
1.82640

Safety Information

[ HS Code ]:
2931900090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • 1,2-dichloro-tetramethyldisilane
  • Bromo(ethynyl)magnesium
  • acetylene-bis-magnesium bromide
  • Acetylene

DownStream

  • Biphenyl
  • 1,2-Bis(phenylethynyl)tetramethyldisilane
  • dimethyl-(2-phenylethynyl)-trimethylsilylsilane
  • 1,1,2,2,5,5,6,6-octamethyl-1,2,5,6-tetrasilacycloocta-3,7-diyne

Customs

[ HS Code ]: 2931900090

[ Summary ]:
2931900090. other organo-inorganic compounds. VAT:17.0%. Tax rebate rate:13.0%. Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward). MFN tariff:6.5%. General tariff:30.0%

Related Compounds

  • ethynyl-[[ethynyl(dimethyl)silyl]methyl]-dimethylsilane
  • ethynyl-[ethynyl(dimethyl)silyl]oxy-dimethylsilane
  • bis[ethynyl(dimethyl)silyl]-dimethylsilane
  • ethynyl-[4-[ethynyl(dimethyl)silyl]phenyl]-dimethylsilane
  • ethynyl-[2-[ethynyl(dimethyl)silyl]ethyl]-dimethylsilane
  • ethynyl-[ethynyl(dimethyl)stannyl]sulfanyl-dimethylstannane