Activation of lodosylbenzene with One Equivalent of Triflic (Trifluoromethanesulphonic) Anhydride. Novel Preparation of (p-Phenylene)bisiodonium Triflates
aDepartment of Chemical Sciences and Technology, Kyushu University, Fukuoka, Japan bDepartment of Chemistry, University of Utah, Salt Lake City, Utah, USA
Аннотация:
A reagent prepared from PhIO and triflic anhydride (1:1 molar ratio) in dichloromethane gave aryl(vinyl)(p-phenylene)bisiodonium triflates 2 on reaction with alk-1-ynes and diaryl(p-phenylene)bisiodonium triflates 3 on treatment with aromatics.