1304145-18-3Relevant articles and documents
Rhenium-catalyzed regio- and stereoselective addition of two carbon units to terminal alkynes via carbon-carbon bond cleavage of β-keto sulfones
Kuninobu, Yoichiro,Matsuzaki, Hironori,Nishi, Mitsumi,Takai, Kazuhiko
supporting information; experimental part, p. 2959 - 2961 (2011/07/07)
Treatment of β-keto sulfones with terminal alkynes gave unsaturated δ-keto sulfones in good to excellent yields under rhenium catalysis. In this reaction, the insertion of the alkynes into the nonstrained carbon-carbon single bond between the α- and β-pos