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ChemInform Abstract: Chiral Heterodisulfoxide Ligands in Rhodium-Catalyzed Asymmetric 1,4-Addition of Arylboronic Acids to Chromenones.

✍ Scribed by Fuzhong Han; Guihua Chen; Xiangyang Zhang; Jian Liao


Publisher
John Wiley and Sons
Year
2011
Weight
35 KB
Volume
42
Category
Article
ISSN
0931-7597

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## Abstract An efficient rhodium complex catalyst system was developed by using a class of simple __tert__‐butanesulfinylphosphines as bidentate ligands, which solely bear sulfur chirality and combine the advantages of both sulfoxide and phosphine ligands. Excellent activities (in 0.5 hour, up to 9