(1S,2S,2'S,3'S,3'aS,5R)-3'-ethyl-2'-(hydroxymethyl)-2-isopropyl-5,5'-dimethyl-3',3'a-dihydro-2'H-spiro[cyclohexane-1,6'-imidazo[1,5-b]isoxazol]-4'(5'H)-one 在
palladium dihydroxide 氢气 作用下,
以
甲醇 为溶剂,
20.0 ℃
、101.33 kPa
条件下,
反应 96.0h,
以85%的产率得到(3S,5R,6S,9R)-3[(1S,2S)-2-hydroxy-3-methoxy-1-(methoxymethyl)propyl]-6-isopropyl-1,9-dimethyl-1,4-diazaspiro[4.5]decan-2-one