The preparation of racemic and optically pure tryptophans is described. The D-enantiomers of the 6-substituted compounds possess a potent sweetening capability. Novel intermediates are also disclosed.
本文描述了混合型和光学纯的色
氨酸的制备方法。6-取代化合物的D-对映体具有强大的甜味能力。此外,本文还披露了新型的中间体。