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Molecules 2003, 8(5), 453-458; doi:10.3390/80500453

Synthesis and Catalytic Activity of Two New Cyclic Tetraaza Ligands

1, 1,2 and 1,*
1 Institut für Organische Chemie, Universität Regensburg, D-93040 Regensburg, Germany 2 Current address: Department of Chemistry, Technical University of Denmark, Denmark
* Author to whom correspondence should be addressed.
Received: 11 April 2003 / Revised: 9 May 2003 / Accepted: 9 May 2003 / Published: 31 May 2003
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Two new chiral cyclic tetraaza ligands were synthesized and characterized. Their catalytic activity was tested in the asymmetric addition of diethylzinc to benzaldehyde. The expected secondary alcohol was obtained in moderate yields, but with very low enantioselectivity.
Keywords: Chiral tetraaza ligands; asymmetric catalysis Chiral tetraaza ligands; asymmetric catalysis
This is an open access article distributed under the Creative Commons Attribution License (CC BY) which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

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Fonseca, M.H.; Hjelmgaard, T.; König, B. Synthesis and Catalytic Activity of Two New Cyclic Tetraaza Ligands. Molecules 2003, 8, 453-458.

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