634196-85-3
methyl 4-oxo-2-(4-phenylmethoxyphenyl)butanoate
+
5845-53-4
D-亮氨酸甲酯盐酸盐
→
~88%
634196-86-4
(2S)-4-methyl-2-[(3S)-2-oxo-3-(4-phenylmethoxyphenyl)pyrrolidin-1-yl]pentanoic acid