Catalytic C,C-bond forming additions to unsaturated fatty compounds

被引:35
作者
Biermann, U [1 ]
Metzger, JO [1 ]
机构
[1] Carl von Ossietzky Univ Oldenburg, Dept Chem, D-26111 Oldenburg, Germany
关键词
renewable raw materials; unsaturated fatty acids; C; C-bond forming reactions; catalysts; Lewis acids;
D O I
10.1023/B:TOCA.0000013546.97468.fa
中图分类号
O69 [应用化学];
学科分类号
081704 ;
摘要
A large number of novel fatty compounds have been synthesized by catalytic C, C-bond forming addition reactions to the C, C-double bond of unsaturated fatty compounds. Radical reactions such as the solvent-free addition of alpha-halocarboxylic acid esters initiated by electron transfer, e.g., from copper to give fat-derived gamma-lactones are described as well as Lewis acid-induced electrophilic addition reactions yielding new oleochemicals such as alkyl-substituted 4-chlorotetrahydropyrans, primary homoallylic alcohols, beta-, gamma-unsaturated ketocarboxylic acids and Diels-Alder addition products. New catalysts as, e. g., ligand-modified rhodium catalysts for the hydroformylation and heterogeneous boron-modified rhenium catalysts for the olefin metathesis have been developed. The addition of C-nucleophiles such as dimethylmalonate and nitromethane is possible by palladium-(0) catalyzed additions to unsaturated fatty compounds after conversion of the electron-rich to an electron-poor double bond. More than fifty literature articles are reviewed.
引用
收藏
页码:119 / 130
页数:12
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