常見例句Safrole is synthesized from catechol through methylenation, selective bromination and Wurtz - Fittig reaction Respectively in yield 85.1%, 74.1%, 72.8% and in total yield 45.9%. 本文研究以鄰苯二酚為起始原料;經(jīng)亞甲基化、選擇性溴化、武茲-菲提格反應(yīng)三步合成黃樟油素;其三步收率分別為85.;1%25;74Fittig's synthesis 費(fèi)蒂希合成Fittig rs synthesis 費(fèi)蒂希合成fittig reaction 菲提希反應(yīng) 返回 Fittig