Melatonin(MT), whose chemical name is iV-acetyl-5-methoxytryptamine,is a kind of indole hormone secreted by Pineal gland(PG). It has extensive physiological activity. According to the structural characteristics of melatonin,this paper summarizes briefly its various synthetic routes and puts forward three kinds of comparatively feasible synthetic methods in accordance with the conditions of our country.%根据褪黑素的结构特点,综述了其不同的化学合成路线,并结合我国国情,提出了比较可行的3种褪黑素合成方法.
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