An efficient method for the synthesis of novel macrocyclic bis-ethers from alizarin and also some new spiro ethers from various substituted ketones by the use of Barbier and ring-closing metathesis (RCM) reactions has been developed.
已经开发出一种有效的方法,该方法通过使用Barbier和闭环复分解(RCM)反应从
茜素合成新的大环双醚以及从各种取代的酮合成一些新的螺醚。