Tetrahedron letters

Construction of optically pure tryptophans from serine derived aziridine-2-carboxylates

K Sato, AP Kozikowski

Index: Sato, Kazuo; Kozikowski, Alan P. Tetrahedron Letters, 1989 , vol. 30, # 31 p. 4073 - 4076

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Citation Number: 133

Abstract

Abstract The possibility of preparing optically pure tryptophan derivatives from various substituted indoles and (2R)-or (2S)-2-aziridinecarboxylates has been examined. Zinc triflate was found to be the only Lewis acid capable of bringing about this reaction in moderate yields.

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