(2S,3E,5S)-2-benzyl-1,6-bis((7aS)-8,8-dimethyl-2,2-dioxidotetrahydro-3a,6-methano-2,1-benzothiazol-1(3H,4H)-yl)-5-(2-methylprop-2-en-1-yl)hex-3-ene-1,6-dione 在
palladium 10% on activated carbon
氢气 、
溶剂黄146 作用下,
反应 2.0h,
以80%的产率得到(2S,3E,5S)-2-benzyl-1,6-bis((7aS)-8,8-dimethyl-2,2-dioxidotetrahydro-3a,6-methano-2,1-benzothiazol-1(3H,4H)-yl)-5-(2-methylpropyl)hex-3-ene-1,6-dione