Ferrocenediphosphines
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United States of America Patent
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Jan 31, 2012
Grant Date -
May 14, 2009
app pub date -
Apr 11, 2007
filing date -
Apr 12, 2006
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Abstract
-alkyl-substituted cyclopentadienyl; Y is a C-bonded chiral group which directs metals of metallation reagents into the ortho position; and Phos is a P-bonded P(III) substituent. The compounds are chiral ligands for complexes of transition metals which are used as homogeneous catalysts in asymmetric syntheses.
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