Intramolecular cross-coupling of gem-dibromoolefins: A mild approach to 2-bromo benzofused heterocycles
Highly useful halogenated benzofurans and benzothiophenes are prepared from readily available gem-dibromoolefins using a mild, ligand-free copper catalyzed cross-coupling procedure.
Newman, Stephen G.,Aureggi, Valentina,Bryan, Christopher S.,Lautens, Mark
supporting information; experimental part
p. 5236 - 5238
(2010/01/31)
STRUCTURE AND SYNTHESIS OF CHLOROPHENOL DERIVATIVES FROM HELICHRYSUM SPECIES
The isolation of a further chlorophenol acetylene from Helichrysum coriaceum as well as the synthesis of three naturally occuring chlorophenols are described.
Bohlmann, Ferdinand,Knauf, Werner,Misra, Laxmi N.
p. 4987 - 4990
(2007/10/02)
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