Ethynyl(methyl)diphenylsilane

Modify Date: 2025-08-24 21:59:56

Ethynyl(methyl)diphenylsilane Structure
Ethynyl(methyl)diphenylsilane structure
Common Name Ethynyl(methyl)diphenylsilane
CAS Number 17156-65-9 Molecular Weight 222.357
Density 1.0±0.1 g/cm3 Boiling Point 279.7±13.0 °C at 760 mmHg
Molecular Formula C15H14Si Melting Point N/A
MSDS N/A Flash Point 120.8±12.4 °C

 Names

Name (methyldiphenylsilyl)acetylene
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.0±0.1 g/cm3
Boiling Point 279.7±13.0 °C at 760 mmHg
Molecular Formula C15H14Si
Molecular Weight 222.357
Flash Point 120.8±12.4 °C
Exact Mass 222.086472
LogP 5.66
Vapour Pressure 0.0±0.6 mmHg at 25°C
Index of Refraction 1.567

 Safety Information

HS Code 2931900090

 Synthetic Route

~87%

Ethynyl(methyl)diphenylsilane Structure

Ethynyl(methyl)...

CAS#:17156-65-9

Literature: Tetrahedron, , vol. 42, # 11 p. 2821 - 2829

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Ethynyl(methyl)diphenylsilane Structure

Ethynyl(methyl)...

CAS#:17156-65-9

Literature: Journal of the Chemical Society, Chemical Communications, , # 16 p. 1079 - 1081

 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

Benzene, 1,1'-(ethynylmethylsilylene)bis-
methyldiphenylsilylacetylene
Ethynyl(methyl)diphenylsilane
diphenylmethylsilylacetylene
ETHYNYLDIPHENYLMETHYLSILANE
ethynylmethyldiphenylsilane
diphenylmethylethynylsilane
MFCD01321220
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