133128-31-1Relevant articles and documents
Generation of [β-(phenylsulfonyl)alkylidene]carbenes from hypervalent alkenyl- and alkynyliodonium tetrafluoroborates and synthesis of 1-(phenylsulfonyl)cyclopentenes
Ochiai, Masahito,Kunishima, Munetaka,Tani, Shohei,Nagao, Yoshimitsu
, p. 3135 - 3142 (2007/10/02)
Michael-type addition of benzenesulfinic acid to alkynyl(phenyl)iodonium tetrafluoroborates in methanol gives stereoselectively (Z)-(β-(phenylsulfonyl)alkenyl)iodonium tetrafluoroborates in high yields. [β-(Phenylsulfonyl)alkylidene]carbenes derived from