1-(2,2-二溴乙烯)-4-甲基苯

4-碘甲苯

ethyl 3-tributylstannylprop-2-ynoate

三甲基(对甲苯乙炔)硅烷

(α-ethoxycarbonyl-α-4-methylbenzoylmethylene)triphenylphosphorane