93203-71-5Relevant academic research and scientific papers
Facile synthesis of 4H-chromene derivatives via base-mediated annulation of orffro-hydroxychalcones and 2-bromoallyl sulfones
Thadkapally, Srinivas,Kunjachan, Athira C.,Menon, Rajeev S.
, p. 16 - 21 (2016)
The cesium carbonate-mediated reaction of 2-bromoallyl sulfones and ortho-hydroxychalcones furnished 3-arylsulfonyl-4H-chromene derivatives in 58-67% yield (18 examples). 2-Bromoallyl sulfones functioned as synthetic surrogates for allenyl sulfones in the reaction.
