138221-74-6Relevant academic research and scientific papers
BORON TRIFLUORIDE-PROMOTED REACTION OF p-NITROBENZENESULPHENANILIDE WITH ALKYNES. A FURTHER INSIGHT INTO THE REACTIVITY OF THE RESUTING THIIRENIUM ION INTERMEDIATES
Benati, Luisa,Montevecchi, Pier Carlo,Spagnolo, Piero
, p. 387 - 391 (2007/10/02)
Evidence is presented that alkyl- and phenyl-substituted 1-phenylthiirenium ion intermediates, 1, which would result from the BF3-promoted reaction of p-nitrobenzenesulphenanilide, NBSA, with alkyne triple bonds, in addition to nucleophilic attack at the
