液氨的条件下 HC≡CH+NaNH2→HC≡CNa;
HCCNa+C2H5Br→HC≡C-C2H5;(炔所独有的链增长反应)
HC≡C-C2H5+H2=C4H10;
C4H10+Br2=C4H9Br;
HC≡C-C2H5+NaNH2→NaC≡C-C2H5;
NaC≡C-C2H5+C4H9Br= C2H5-C≡C4H9;
酸性条件下C2H5-C≡C4H9+H2O(水)+Hg+= C2H5-COC4H9(4 -辛酮);(炔在酸性条件下 Hg+ 时的水解反应涉及原子重排)
主要的反应:HC≡CH+NaNH2→HC≡CNa;
HCCNa+C2H5Br→HC≡C-C2H5;
酸性水溶液:CH3C≡CH+H2O+Hg+=CH3COCH3(丙酮);