共 12 条
The use of a new carboranylamidophosphite ligand in the asymmetric Pd-catalysed allylic alkylation in organic solvents and supercritical carbon dioxide
被引:17
作者:
Lyubimov, Sergey E.
[1
]
Kuchurov, Ilya V.
[2
]
Vasil'ev, Andrei A.
[2
]
Tyutyunov, Andrey A.
[1
]
Kalinin, Valery N.
[1
]
Davankov, Vadim A.
[1
]
Zlotin, Sergei G.
[2
]
机构:
[1] Russian Acad Sci, AN Nesmeyanov Inst Organoelement Cpds, Moscow 119991, Russia
[2] Russian Acad Sci, ND Zelinskii Organ Chem Inst, Moscow 119991, Russia
关键词:
Asymmetric allylic alkylation;
Palladium;
Supercritical carbon dioxide;
Carboranyldiamidophosphite;
EFFICIENT LIGANDS;
HYDROGENATION;
CARBORANYLPHOSPHITES;
PHOSPHORAMIDITES;
SUBSTITUTION;
PHOSPHITES;
D O I:
10.1016/j.jorganchem.2009.05.018
中图分类号:
O61 [无机化学];
学科分类号:
070301 ;
081704 ;
摘要:
A novel P-monodentate ligand based on carboranyl alcohol and (S)-2-(anilinomethyl)pyrrolidine provides high enantioselectivities (ee's up to 95%) in the Pd-catalyzed allylic alkylation of (E)-1,3-diphenylallyl acetate. The first example of the Pd-catalysed allylic alkylation in supercritical carbon dioxide is also described. (C) 2009 Elsevier B.V. All rights reserved.
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页码:3047 / 3049
页数:3
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