释义 |
allylic substitution 基本例句 烯丙取代 That is encouraging for palladium-catalyzedallylic substitutionreactions which is difficult to use in industry due to the current low reactivity of catalysts.而且,值得注意的是这类配体的反应活性都非常高,对于由于催化剂活性低难以在工业上应用的钯催化烯丙基取代反应来说,这无疑是一大喜讯。 |