(2-fluoro-5-hydrazinylphenyl)methanol hydrochloride 、 (4aR,4bS,5S,6aS,6bS,9aR,10aS,10bS)-6b-({[tert-butyl(dimethyl)silyl]oxy}acetyl)-5-hydroxy-4a,6a-dimethyl-2-oxo-8-propyl-3,4,4a,4b,5,6,6a,6b,9a,10,10a,10b,11,12-tetradecahydro-2H-naphtho[2',1':4,5]indeno[1,2-d][1,3]dioxole-3-carbaldehyde 在
potassium acetate 作用下,
以
乙醇 为溶剂,
反应 0.17h,
以92%的产率得到2-{[tert-butyl(dimethyl)silyl]oxy}-1-[(4aR,4bS,5S,6aS,6bS,9aR,10aS,10bS)-1-[4-fluoro-3-(hydroxymethyl)phenyl]-5-hydroxy-4a,6a-dimethyl-8-propyl-4,4a,4b,5,6,6a,9a,10,10a,10b,11,12-dodecahydro[1,3]dioxolo[3',4']cyclopenta-[1',2':5,6]naphtho[1,2-f]indazol-6b(1H)-yl]-2-hydroxyethanone