methyl N-[(4a-methyl-7-oxo-1,2,3,4,5,6-hexahydronaphthalen-1-yl)methyl]-N-methylcarbamate 在
吡啶 、
乙酸酐 作用下,
以
二氯甲烷 为溶剂,
反应 15.0h,
生成 Methyl-((S)-4a-methyl-7-oxo-1,2,3,4,4a,5,6,7-octahydro-naphthalen-1-ylmethyl)-carbamic acid methyl ester 、 Methyl-((R)-4a-methyl-7-oxo-1,2,3,4,4a,5,6,7-octahydro-naphthalen-1-ylmethyl)-carbamic acid methyl ester