Stereoselective Direct
<i>N</i>
‐Trifluoropropenylation of Heterocycles with a Hypervalent Iodonium Reagent
作者:János T. Csenki、Ádám Mészáros、Zsombor Gonda、Zoltán Novák
DOI:10.1002/chem.202102840
日期:2021.11.11
E-selective trifluoropropenylation of versatile N-heterocycles was developed with the utilization of trifluoropropenyliodonium salts. The procedure enables the straightforward direct introduction of the trifluoroalkenyl moiety into heterocyclic scaffolds under simple and mild reaction conditions.
the synthesis of strained, trifluoromethylated heterocycles. With the utilization of a newly designed and bench‐stable but highly reactive hypervalent alkenyl iodonium species, these three‐membered‐ring heterocyclic compounds can be efficiently constructed from simple amines under mild conditions in the absence of transition‐metal catalysts. The special reactivity of the new trifluoropropenyl synthon