Revitalization by oxygen: A rhodium(III)‐catalyzed oxidative CH/NH activation/annulation sequence provided access to a variety of substituted 1,2‐benzothiazinederivatives from readily available NH‐sulfoximines and alkynes (see scheme; Cp*=C5Me5). The oxidation system consisted of molecular oxygen in combination with a catalytic amount of Fe(OAc)2.
氧气的活化:铑(III)催化的氧化CH / NH活化/环化序列使人们可以从现成的N H-亚磺酰亚胺和炔烃中获得各种取代的1,2-苯并噻嗪衍生物(请参阅方案; Cp * = C 5 Me 5)。氧化系统由分子氧和催化量的Fe(OAc)2组成。