The title compound 5 is prepared from L-methionine and investigated by computational, NMR spectroscopic and other techniques; the results indicate that the N/NH groups of 5 and its conjugate acid occupy hindered, chiral environments due to the disposition of the bulky diphenylmethyl substituents.
由
L-蛋氨酸制备标题化合物5,并通过计算、核磁共振波谱等技术进行研究;结果表明,由于庞大的二苯甲基取代基的配置,5 的 N/NH 基团及其共轭酸占据了受阻的手性环境。