Palladium-catalyzed hydrostannylations of highly hindered acetylenes in hexane
Author/Authors :
Semmelhack، نويسنده , , M.F. and Hooley، نويسنده , , Richard J.، نويسنده ,
Issue Information :
هفته نامه با شماره پیاپی سال 2003
Pages :
3
From page :
5737
To page :
5739
Abstract :
Hexane is particularly favorable as a solvent for hydrostannylation of hindered internal alkynes by minimizing the competing formation of H2 and Bu3SnSnBu3. The optimum conditions involve Pd(OAc)2 and a donor monophosphine (PCy3) in hexane at 23°C.
