(TRIPHENYLSILYL)ACETYLENE 98 Chemical Properties

Melting point:

48-50 °C (lit.)

Boiling point:

146-149 °C(Press: 0.03 Torr)

Density 

1.07±0.1 g/cm3(Predicted)

Flash point:

>230 °F

storage temp. 

Storage temp. 2-8°C

Appearance

White to off-white Solid

InChI

1S/C20H16Si/c1-2-21(18-12-6-3-7-13-18,19-14-8-4-9-15-19)20-16-10-5-11-17-20/h1,3-17H

InChIKey

WADKYPSVXRWORK-UHFFFAOYSA-N

SMILES

C#C[Si](c1ccccc1)(c2ccccc2)c3ccccc3

Safety Information

Hazard Codes 

Xi

Risk Statements 

36/37/38

Safety Statements 

26-37/39

WGK Germany 

3

Storage Class

11 - Combustible Solids

Hazard Classifications

Eye Irrit. 2
Skin Irrit. 2
STOT SE 3

(TRIPHENYLSILYL)ACETYLENE 98 Usage And Synthesis

Uses

(Triphenylsilyl)acetylene may be used in the synthesis of:

• selenothioic acid S-alkyl esters
• methyl 2-(di{ 3, 5-bis[(triphenylsilyl)ethynyl]phenyl}-phosphino)benzoate
• 2-(di{3,5-bis[(triphenylsilyl)ethynyl]phenyl}-phosphino)benzoic acid

General Description

(Triphenylsilyl)acetylene is a terminal alkyne. Rhodium-catalyzed asymmetric addition of (triphenylsilyl)acetylene to diphenylphosphinylallene is reported.

(TRIPHENYLSILYL)ACETYLENE 98(6229-00-1)Related Product Information

• TRIPHENYLFLUOROSILANE
• TRIS(PENTAFLUOROPHENYL)BORANE