A NEW ONE-POT CROSS COUPLING REACTION OF THE GRIGNARD REAGENTS AND ALLYL ALCOHOLS VIA 2-ALLYLOXYPYRIDINIUM SALTS
作者:Teruaki Mukaiyama、Masanori Imaoka、Toshio Izawa
DOI:10.1246/cl.1977.1257
日期:1977.11.5
A new one-pot cross coupling reaction of the Grignard reagents and allyl alcohols via 2-allyloxypyridinium salt was investigated. 2-Allyloxy-1-ethyl-4,6-dimethylpyridinium salts, prepared in situ from allyl alcohols and 1-ethyl-2-fluoro-4,6-dimethylpyridinium tetrafluoroborate, reacted easily with the Grignard reagents to afford the corresponding cross coupling products in good yield.
研究了格氏试剂和烯丙醇通过 2-烯丙氧基吡啶鎓盐的新一锅交叉偶联反应。2-烯丙氧基-1-乙基-4,6-二甲基吡啶鎓盐,由烯丙醇和1-乙基-2-氟-4,6-二甲基吡啶鎓四氟硼酸盐原位制备,易于与格氏试剂反应,得到相应的交叉偶联产物产量良好。