[(6S,7R,9aS)-7-Hydroxy-6-methyl-octahydro-quinolizin-(4E)-ylidene]-acetic acid methyl ester 在
tetramethylammonium triacetoxyborohydride 作用下,
以
溶剂黄146 、
乙腈 为溶剂,
反应 2.0h,
生成 ((4R,6S,7R,9aS)-7-Hydroxy-6-methyl-octahydro-quinolizin-4-yl)-acetic acid methyl ester 、 ((4S,6S,7R,9aS)-7-Hydroxy-6-methyl-octahydro-quinolizin-4-yl)-acetic acid methyl ester