electron-deficient olefins;
KF/Al2O3;
Michael addition;
thiols;
D O I:
10.1080/00397910500189783
中图分类号:
O62 [有机化学];
学科分类号:
070303 ;
081704 ;
摘要:
Potassium fluoride supported on alumina efficiently catalyzes Michael addition of aromatic and aliphatic thiols to a variety of conjugated alkenes such as alpha,beta-unsaturated carbonyl compounds, carboxylic esters, amides, nitriles and chalcones. The Michael adducts are produced in good to excellent yields and relatively in short times. The catalyst can be recycled for subsequent reactions without any appreciable loss of efficiency.
机构:
Indian Inst Chem Technol, Fine Chem Lab, Div Organ Chem 3, Hyderabad 500007, Andhra Pradesh, IndiaIndian Inst Chem Technol, Fine Chem Lab, Div Organ Chem 3, Hyderabad 500007, Andhra Pradesh, India
机构:
CNRS, Inst Chim Mol Reims, Equipe Photochim, UMR 6229, F-51687 Reims, FranceCNRS, Inst Chim Mol Reims, Equipe Photochim, UMR 6229, F-51687 Reims, France
Jahjah, Rabih
Gassama, Abdoulaye
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机构:
CNRS, Inst Chim Mol Reims, Equipe Photochim, UMR 6229, F-51687 Reims, FranceCNRS, Inst Chim Mol Reims, Equipe Photochim, UMR 6229, F-51687 Reims, France
Gassama, Abdoulaye
Dumur, Frederic
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CNRS, Inst Chim Mol Reims, Equipe Photochim, UMR 6229, F-51687 Reims, FranceCNRS, Inst Chim Mol Reims, Equipe Photochim, UMR 6229, F-51687 Reims, France
Dumur, Frederic
Marinkovic, Sinisa
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CNRS, Inst Chim Mol Reims, Equipe Photochim, UMR 6229, F-51687 Reims, FranceCNRS, Inst Chim Mol Reims, Equipe Photochim, UMR 6229, F-51687 Reims, France
Marinkovic, Sinisa
Richert, Sabine
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机构:
Graz Univ Technol, Inst Phys & Theoret Chem, A-8010 Graz, AustriaCNRS, Inst Chim Mol Reims, Equipe Photochim, UMR 6229, F-51687 Reims, France
Richert, Sabine
Landgraf, Stephan
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机构:
Graz Univ Technol, Inst Phys & Theoret Chem, A-8010 Graz, AustriaCNRS, Inst Chim Mol Reims, Equipe Photochim, UMR 6229, F-51687 Reims, France
Landgraf, Stephan
Lebrun, Aurelien
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机构:
Univ Reims, UFR Sci, F-51687 Reims, FranceCNRS, Inst Chim Mol Reims, Equipe Photochim, UMR 6229, F-51687 Reims, France
Lebrun, Aurelien
Cadiou, Cyril
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机构:
CNRS, Inst Chim Mol Reims, Equipe Chim Coordinat, UMR 6229, F-51687 Reims, France
Univ Reims, UFR Sci, F-51687 Reims, FranceCNRS, Inst Chim Mol Reims, Equipe Photochim, UMR 6229, F-51687 Reims, France
Cadiou, Cyril
Selles, Patrice
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机构:
Syngenta Crop Protect Muenchwilen AG, CH-4332 Stein, SwitzerlandCNRS, Inst Chim Mol Reims, Equipe Photochim, UMR 6229, F-51687 Reims, France
Selles, Patrice
Hoffmann, Norbert
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机构:
CNRS, Inst Chim Mol Reims, Equipe Photochim, UMR 6229, F-51687 Reims, FranceCNRS, Inst Chim Mol Reims, Equipe Photochim, UMR 6229, F-51687 Reims, France