Diaryliodonium salts are catalytically carbonylated by CO generated in situ from chloroform and aqueous alkali in the presence of (Ph3P)2PdCl2 in good yields under N2 at 50°C.
在
氮气氛下于50°C,Diaryliodonium盐在(Ph3P)2PdCl2的存在下,通过
氯仿和
水溶性碱现场生成的CO进行催化羰基化,获得良好的产率。