[4-[(5S,5aS,8aR,9R)-5-[3-[(2-methylpropan-2-yl)oxycarbonyl-[3-[(2-methylpropan-2-yl)oxycarbonyl-[4-[(2-methylpropan-2-yl)oxycarbonyl-[3-[(2-methylpropan-2-yl)oxycarbonylamino]propyl]amino]butyl]amino]propyl]amino]propylcarbamoylamino]-8-oxo-5a,6,8a,9-tetrahydro-5H-[2]benzofuro[6,5-f][1,3]benzodioxol-9-yl]-2,6-dimethoxyphenyl] benzyl carbonate 在
palladium 10% on activated carbon
氢气 作用下,
以
甲醇 为溶剂,
以78%的产率得到tert-butyl N-[3-[[(5S,5aS,8aR,9R)-9-(4-hydroxy-3,5-dimethoxyphenyl)-8-oxo-5a,6,8a,9-tetrahydro-5H-[2]benzofuro[5,6-f][1,3]benzodioxol-5-yl]carbamoylamino]propyl]-N-[3-[(2-methylpropan-2-yl)oxycarbonyl-[4-[(2-methylpropan-2-yl)oxycarbonyl-[3-[(2-methylpropan-2-yl)oxycarbonylamino]propyl]amino]butyl]amino]propyl]carbamate