Production of optically active phospholanes

Details Production of optically active phospholanes Production of optically active phospholanes

C - Chemistry, Metallurgy

07

F

C07F 9/6568 (2006.01) C07B 53/00 (2006.01) C07F 15/00 (2006.01)

Patent

CA 2333888

The invention relates to phospholanes and diphospholanes of general formula (I), whereby R represents H, C1-C6-alkyl, aryl, alkyl aryl, SiR2 3, R2 represents alkyl or aryl, A represents H, C1-C6-alkyl, aryl, Cl, or (a), and B represents a binding link with 1-5 C-atoms between both P-atoms. The invention also relates to the use of said phospholanes and diphospholanes as a catalyst in asymmetric synthesis.

L'invention concerne des phospholanes et des diphospholanes correspondant à la formule générale (I), ainsi que leur utilisation comme catalyseur dans la synthèse asymétrique. Dans ladite formule, R représente H, alkyle C1-C6, aryle, alkylaryle, SiR<2>3, R<2> représente alkyle ou aryle, et A représente H, alkyle C1-C6, aryle, Cl ou bien (a) où B représente un pont comportant 1 à 5 atomes de carbone, placé entre les deux atomes de P.

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