An Improved Synthesis of BrettPhos- and RockPhos-Type Biarylphosphine Ligands
Improved processes for the preparation of biphenyl-based phosphine ligands t-BuBrettPhos, RockPhos, and BrettPhos are presented. The new methods, featuring the use of Grignard reagents and catalytic amounts of copper, are superior to the previous methods, which require the use of tert-butyllithium a...
Main Authors: | , |
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Format: | Article |
Language: | English |
Published: |
Wiley Blackwell,
2013-11-04T17:14:46Z.
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Subjects: | |
Online Access: | Get fulltext |