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Angewandte Chemie International Edition, 2002, Volume 41 Issue 22, Pages 4236 - 4238
Catalytic Asymmetric 1,3-Dipolar Cycloaddition Reactions of Azomethine Ylides - A Simple Approach to Optically Active Highly Functionalized Proline Derivatives
Aase Sejr Gothelf, Kurt V. Gothelf, Dr., Rita G. Hazell, Dr., Karl Anker Jorgensen, Prof. Dr.
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http://dx.doi.org/10.1002/1521-3773(20021115)41:22<4236::AID-ANIE4236>3.0.CO;2-W