1,4-Bis[(trimethylsilyl)ethynyl]benzene

Modify Date: 2025-08-25 16:58:42

1,4-Bis[(trimethylsilyl)ethynyl]benzene Structure
1,4-Bis[(trimethylsilyl)ethynyl]benzene structure
Common Name 1,4-Bis[(trimethylsilyl)ethynyl]benzene
CAS Number 17938-13-5 Molecular Weight 270.51700
Density 0.92g/cm3 Boiling Point 292.1ºC at 760mmHg
Molecular Formula C16H22Si2 Melting Point 119 °C
MSDS N/A Flash Point 112.2ºC

 Names

Name trimethyl-[2-[4-(2-trimethylsilylethynyl)phenyl]ethynyl]silane
Synonym More Synonyms

 Chemical & Physical Properties

Density 0.92g/cm3
Boiling Point 292.1ºC at 760mmHg
Melting Point 119 °C
Molecular Formula C16H22Si2
Molecular Weight 270.51700
Flash Point 112.2ºC
Exact Mass 270.12600
LogP 4.14440
Vapour Pressure 0.00327mmHg at 25°C
Index of Refraction 1.505
Storage condition Refrigerator (+4°C)

 Safety Information

Hazard Codes Xi:Irritant;
Risk Phrases R36/37/38
Safety Phrases S26-S37/39

 Synonyms

1,4-Bis[(trimethylsilyl)ethynyl]benzene
MFCD00135433
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