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5OH: 90 % yield, 82:18d.r., 86 and 90 %ee for the respective diastereomers; iPrOH: 80 % yield, 80:20d.r., 67 and 77 %ee for the respective diastereomers; tBuOH: 60 % yield, 75:25d.r., 60 and 73 %ee for the respective diastereomers (see the Supporting Information).
-
5OH: 90 % yield, 82:18d.r., 86 and 90 %ee for the respective diastereomers; iPrOH: 80 % yield, 80:20d.r., 67 and 77 %ee for the respective diastereomers; tBuOH: 60 % yield, 75:25d.r., 60 and 73 %ee for the respective diastereomers (see the Supporting Information).
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Mikami, K.1
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0036625262
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for a related concept in lanthanide metals with oxazoline-type ligands, see reference[3g].
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S. Kobayashi, M. Sugiura, H. Kitagawa, W. W.-L. Lam, Chem. Rev. 2002, 102, 2227; for a related concept in lanthanide metals with oxazoline-type ligands, see reference[3g].
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Chem. Rev.
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Kobayashi, S.1
Sugiura, M.2
Kitagawa, H.3
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90
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79955748871
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+ was the main intermediate in the reaction, thus suggesting the possibility that a 4-substititued-5-pyrazolone serves as a ligand as well as a substrate (see the Supporting Information).
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+ was the main intermediate in the reaction, thus suggesting the possibility that a 4-substititued-5-pyrazolone serves as a ligand as well as a substrate (see the Supporting Information).
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