Asymmetric Synthesis XIV: TiCl(Oipr)3-Promoted Asymmetric Coupling Reaction of D-Camphor Ketimine Anion
- 1 September 1991
- journal article
- research article
- Published by Taylor & Francis in Synthetic Communications
- Vol. 21 (17) , 1755-1761
- https://doi.org/10.1080/00397919108021573
Abstract
Optically active 1, 2-Diphenylethylendiamine(9) is obtained by asymmetric oxidative coupling reaction of d-camphor ketimine anion (4). Among various oxidating agents, TiCl(Oipr)3 is better than l2, Br2, CuCl2, FeCl3 and BrCH2CH2Br.Keywords
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