5781-53-3
甲基戊酰氯
+
2577-48-2
METHYL L-PROLINATE
→
~89%
139419-63-9
methyl (2S)-1-(2-methoxy-2-oxoacetyl)pyrrolidine-2-carboxylate
2133-40-6
L-脯氨酸甲酯盐酸盐
~86%