Pybox monolithic miniflow reactors for continuous asymmetric cyclopropanation reaction under conventional and supercritical conditions

被引:57
作者
Burguete, M. I.
Cornejo, A.
Garcia-Verdugo, E.
Gil, Maria J.
Luis, S. V. [1 ]
Mayoral, J. A.
Martinez-Merino, V.
Sokolova, M.
机构
[1] Univ Jaume 1, CSIC, Dept Inorgan & Organ Chem, AU Adv Organ Mat, E-12071 Castellon de La Plana, Spain
[2] Univ Zaragoza, CSIC, ICMA, Dept Organ & Phys Chem, Zaragoza, Spain
[3] UP Navarra, Dept Chem, Pamplona, Navarra, Spain
关键词
D O I
10.1021/jo070119r
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
Supported catalysts having pybox chiral moieties were prepared as macroporous monolithic miniflow systems. These catalysts are based on styrene-divinylbenzene polymeric backbones having different compositions and pybox chiral moieties. Their corresponding ruthenium complexes were tested for the continuous flow cyclopropanation reaction between styrene and ethyldiazoacetate (EDA) under conventional conditions and in supercritical carbon dioxide (scCO(2)). Ru-Pybox monolithic miniflow reactors not only provided a highly efficient and robust heterogeneous chiral catalyst but also allowed us to develop more environmental reaction conditions without sacrificing the global efficiency of the process.
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页码:4344 / 4350
页数:7
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