The present invention provides a preparation method for a natural product Trabectedin. Specifically, the present invention provides a preparation method for Et-743. In the method, tyrosine is used as an initial substrate, and after 26 steps of reaction, the Et-743 is synthesized. Raw materials and agents used in the synthetic route can all easily be obtained, reaction conditions are relatively mild, and preparation in large scale can be implemented.
本发明提供了一种
天然产物 Trabectedin 的制备方法。具体而言,本发明提供了一种 Et-743 的制备方法。在该方法中,以
酪氨酸为初始底物,经过26步反应,合成Et-743。合成路线中使用的原料和制剂都很容易获得,反应条件相对温和,可以实现大规模制备。