This article discussed the mechanism of fluorescent whitening agent (FWA) and summarized some typical synthesis of coumarins FWA and the newest research in recent years. We believe that the functional coumarins will have the great application prospects. It is the hot issue that how to synthesize such compounds simply, efficiently and environmentally in the field.%本文探讨了荧光增白剂的作用机理,概述了合成香豆素类荧光增白剂的经典方法以及几种最新研究成果.认为功能性的香豆类化合物具有巨大的应用潜力,如何简便、高效、绿色地制备此类物质是该领域的研究热点之一.
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