Alkynes can also be named as substituents. Name the following radicals that contain triple bonds.

alkyne radical nomenclature



radical 01                      ethynyl

radical 02               1-propynyl

radical 03          2-Butynyl

radical 04                    methylidyne

radical 05                 ethylidyne

radical 06                     benzylidyne

yoTriple bond radicals are named by ending in -ynyl the prefix indicating the number of carbons. When a radical has 3 free valences it ends in -idyne.