(PENTAMETHYLDISILYL)ACETYLENE

Modify Date: 2025-08-26 17:50:24

(PENTAMETHYLDISILYL)ACETYLENE Structure
(PENTAMETHYLDISILYL)ACETYLENE structure
Common Name (PENTAMETHYLDISILYL)ACETYLENE
CAS Number 63247-94-9 Molecular Weight 156.37300
Density 0.795 g/mL at 25ºC(lit.) Boiling Point 125ºC(lit.)
Molecular Formula C7H16Si2 Melting Point N/A
MSDS N/A Flash Point 54 °F

 Names

Name ethynyl-dimethyl-trimethylsilylsilane
Synonym More Synonyms

 Chemical & Physical Properties

Density 0.795 g/mL at 25ºC(lit.)
Boiling Point 125ºC(lit.)
Molecular Formula C7H16Si2
Molecular Weight 156.37300
Flash Point 54 °F
Exact Mass 156.07900
LogP 2.28380
Index of Refraction n20/D 1.4410(lit.)

 Safety Information

RIDADR UN 1993 3/PG 1
HS Code 2931900090

 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%

 Synonyms

Disilane,ethynylpentamethyl
(Pentamethyldisilyl)acetylene
MFCD03427185
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