共 15 条
Regio- and Enantioselective Monoborylation of Alkenylsilanes Catalyzed by an Electron-Donating Chiral Phosphine-Copper(I) Complex
被引:38
|作者:
Kubota, Koji
[1
]
Yamamoto, Eiji
[1
]
Ito, Hajime
[1
]
机构:
[1] Hokkaido Univ, Div Chem Proc Engn, Fac Engn, Sapporo, Hokkaido 0608628, Japan
基金:
日本学术振兴会;
关键词:
asymmetric catalysis;
borylation;
copper;
silanes;
synthetic methods;
ALLYLIC CARBONATES;
ALPHA;
BETA-UNSATURATED ESTERS;
COPPER(I)-CATALYZED REACTION;
ASYMMETRIC-SYNTHESIS;
BORYL SUBSTITUTION;
EFFICIENT ROUTE;
BETA-BORATION;
HYDROBORATION;
DIBORON;
ADDITIONS;
D O I:
10.1002/adsc.201300765
中图分类号:
O69 [应用化学];
学科分类号:
081704 ;
摘要:
An asymmetric monoborylation of alkenylsilanes catalyzed by a copper(I) complex with the chiral bisphosphine ligand BenzP* is reported. The reaction proceeded with excellent regioselectivity and high enantioselectivity to afford the corresponding optically active organoboronate esters with a stereogenic CB bond containing a vicinal silyl group. The synthetic utility of the product is demonstrated through stepwise transformations to multifunctional optically active compounds in a stereospecific manner.
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页码:3527 / 3531
页数:5
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