N-tert-butoxylcarbonyl-N-(3-phenylprop-2-ynyl)-(4-toluene)sulfonamide

(N-(2,2-dimethyl-propionyl)-4-methyl-benzenesulfonamide)

3-bromoprop-1-ynylbenzene

4-methyl-N-prop-2-ynylbenzenesulfonamide

苯硼酸