tert-butyl (6aR,9S,11S,12aS,12bS)-(11-methyl-3-thioxo-1,2,3,5,6,6a,8,9,10,11,12a,12b-dodecahydro-12H-chromeno[2,3-g]indolizin-12-on-9-yl)carbamate 在
Raney 2800 Nickel 作用下,
以
四氢呋喃 为溶剂,
反应 0.25h,
以80%的产率得到tert-butyl (6aR,9S,11S,12aS,12bS)-(11-methyl-1,2,3,5,6,6a,8,9,10,11,12a,12b-dodecahydro-12H-chromeno[2,3-g]indolizin-12-on-9-yl)carbamate