反应详情

A solution of [6-[(6-bromohexyl)oxy]-1-hexynyl]pyrazine (2.76 g) in ethanol (70 ml) was added to a pre-hydrogenated suspension of 10% palladium on carbon (2.00 g) in ethanol (50 ml) and hydrogenated at room temperature and pressure for 11 h. The mixture was filtered through hyflo and evaporated in vacuo to afford the title compound as a colourless oil (2.45 g), t.l.c. (ether) Rf 0.55.

1. filtrationThe mixture was filtered through hyflo
2. customevaporated in vacuo