Category
Chemical Primary Standard
CAS Number
1066-54-2
Molecular Formula
C5H10Si
Molecular Weight
98.22 g/mol
Synonym

Ethynyltrimethylsilane; (Trimethylsilanyl)acetylene; (Trimethylsilyl)acetylene; (Trimethylsilyl)ethyne; 1-(Trimethylsilyl)acetylene; 1-Trimethylsilylethyne; 2,2-Dimethyl-2-sila-3-butyne; Acetylenyltrimethylsilane; Ethynyltrimethylsilane; Trimethylethynylsilane; Trimethylsilanylethyne;

Keywords
Miscellaneous compounds
Slide_1

Trimethylsilylacetylene is an organic compound in which an acetylene (–C≡C–H) group is protected by a trimethylsilyl (–Si(CH₃)₃) group. It is widely used in organic synthesis as a protected alkyne for coupling reactions and the preparation of more complex molecules.