Heck coupling ( p -bromoacetophenone or p -bromoanisole and styrene) under Cs 2 CO 3 reaches 76% yield.

 
  • 啥米联轴器(苯溴苯磷或溴、苯乙烯)根据联合政务23产量达到76%25.
今日热词
目录 附录 查词历史