1-Phenyl-1-butyne was used to investigate the liquid-phase stereoselective hydrogenation of phenyl alkyl acetylenics at 298K and atmospheric pressure on Pd-supported catalysts. 1-Phenyl-1-butyne is a phenyl alkyl acetylenic compound. It′s reaction with alkali metals (sodium, potassium) in various solvents is reported.Palladium particles incorporated into organophilic montmorillonite catalyzed liquid-phase hydrogenation of 1-phenyl-1-butyne is reported.Copolymerization of C60 and 1-phenyl-1-butyne is reported. 1-Phenyl-1-butyne was used to investigate the liquid-phase stereoselective hydrogenation of phenyl alkyl acetylenics at 298K and atmospheric pressure on Pd-supported catalysts.