trimethyl-[1,1,4,4,4-pentakis(trimethylsilyl)but-2-ynyl]silane
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Names
[ CAS No. ]:
20932-80-3
[ Name ]:
trimethyl-[1,1,4,4,4-pentakis(trimethylsilyl)but-2-ynyl]silane
[Synonym ]:
Hexakis-trimethylsilyl-but-2-in
Chemical & Physical Properties
[ Density]:
0.826g/cm3
[ Boiling Point ]:
375.2ºC at 760 mmHg
[ Molecular Formula ]:
C22H54Si6
[ Molecular Weight ]:
487.17700
[ Flash Point ]:
134.5ºC
[ Exact Mass ]:
486.28400
[ LogP ]:
8.65660
[ Vapour Pressure ]:
1.71E-05mmHg at 25°C
[ Index of Refraction ]:
1.436
Safety Information
[ HS Code ]:
2931900090
Synthetic Route
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%