2-苯乙胺 、
[(3R,5R,8R,9S,10S,13R,14S,17R)-10,13-dimethyl-17-[(2R)-5-oxo-5-(6H-phenanthridin-5-yl)pentan-2-yl]-2,3,4,5,6,7,8,9,11,12,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-3-yl] acetate 在
ceric pyridinium chloride 、
copper(II) oxide 作用下,
以
1,2-二氯乙烷 、
乙腈 为溶剂,
反应 8.0h,
以84%的产率得到Acetic acid (3R,5R,8R,9S,10S,13R,14S,17R)-10,13-dimethyl-17-((R)-1-methyl-3-phenethylcarbamoyl-propyl)-hexadecahydro-cyclopenta[a]phenanthren-3-yl ester