<P>An efficient, transition metal-free trifluoromethylative pyridylation of unactivated alkenes was achieved by visible-light-induced photoredox catalysis employing CF3SO2Na and a pyridinium salt in the presence of eosin Y as a photoredox cataly...
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https://www.riss.kr/link?id=A107456023
2018
-
SCI,SCIE,SCOPUS
학술저널
5209-5214(6쪽)
0
상세조회0
다운로드다국어 초록 (Multilingual Abstract)
<P>An efficient, transition metal-free trifluoromethylative pyridylation of unactivated alkenes was achieved by visible-light-induced photoredox catalysis employing CF3SO2Na and a pyridinium salt in the presence of eosin Y as a photoredox cataly...
<P>An efficient, transition metal-free trifluoromethylative pyridylation of unactivated alkenes was achieved by visible-light-induced photoredox catalysis employing CF3SO2Na and a pyridinium salt in the presence of eosin Y as a photoredox catalyst. The overall process is thought to occur by the selective addition of an electrophilic CF3 radical to the alkene substrate to provide an alkyl radical intermediate, which subsequently engages in an addition to the pyridinium salt. This three-component photocatalytic strategy circumvents traditional multistep procedures and readily affords synthetically and biologically important trifluoromethyl- and pyridyl-containing frameworks.</P>