Abstract
以焦脱镁叶绿酸-a甲酯为起始原料,通过化学修饰在五元外接环上构筑活性反应区域,经分子内的酯交换、Michael加成和Claisen缩合等经典化学反应,使得132-与17-位通过不同的碳链相互连接,在C-D环端向上形成了双环和螺环结构.同时,利用17-位尾端酯基的化学活性进行胺解和酰化反应,在二氢卟吩色基的最远端建立了不同的化学结构,完成了9个未见报道的具有新颖碳架结构的叶绿素类二氢卟吩衍生物的合成,其化学结构均经UV、IR、1H NMR及元素分析予以证实.
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