Layered double hydroxides containing chiral organic guests: Synthesis, characterization and application for asymmetric C-C bond-forming reactions

被引:53
作者
Choudary, BM [1 ]
Kavita, B [1 ]
Chowdari, NS [1 ]
Sreedhar, B [1 ]
Kantam, ML [1 ]
机构
[1] Indian Inst Chem Technol, Hyderabad 500007, Andhra Pradesh, India
关键词
C-C bond formation; asymmetric catalysis; immobilization; LDH-proline and LDH-BINOL;
D O I
10.1023/A:1014941625580
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
We designed and developed two heterogeneous enantioselective catalysts, LDH-proline and LDH-BINOL, by incorporating chiral organic molecules viz., L-proline and S-BINOL, into layered double hydroxides (LDHs). These catalysts are characterized by IR, UV/vis and TGA analysis. These organo-LDHs have been successfully employed for various asymmetric C-C bond-forming transformations, and the products are obtained with good to excellent yields albeit low enantiomeric excess.
引用
收藏
页码:373 / 377
页数:5
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