乙酸酐 、
(4aR,5R,8S,8aS)-8-((R)-2-Hydroxy-1-methyl-ethyl)-5-methyl-3,4,4a,5,6,7,8,8a-octahydro-naphthalene-2-carboxylic acid 以
吡啶 为溶剂,
以15 mg的产率得到(4aR,5R,8S,8aS)-8-((R)-2-Acetoxy-1-methyl-ethyl)-5-methyl-3,4,4a,5,6,7,8,8a-octahydro-naphthalene-2-carboxylic acid