cyclic carbonyl compounds and have been obtained in optical active form (o. y. 46% and 36%, respectively) from the racemic compounds by a deprotonation/protonation sequence using chiral lithium amide . The optical activity of is caused by a difference in the deprotonation rates of the enantiomers.
环状羰基化合物和从通过使用手性
氨基化
锂脱质子化/质子化序列中的外消旋化合物光学活性形式已经获得(OY 46%和36%,分别地)。的光学活性是由对映异构体的去质子化速率的差异引起的。