邻苯二甲酸亚胺 、
gamma-oxo-alpha(S)-(phenylmethyl)-2,3-dihydro-1H-isoindole-2-butanoic acid 、 gamma-oxo-alpha(R)-(phenylmethyl)-2,3-dihydro-1H-isoindole-2-butanoic acid 、 gamma-oxo-alpha(R,S)-(phenylmethyl)-2,3-dihydro-1H-isoindole-2-butanoic acid 生成 5-methyl-gamma-oxo-alpha(S)-(phenylmethyl)-2,3-dihydro-1H-isoindole-2-butanoic acid