benzyl (1R,2S,3S,4R,5S)-2-((2R,3R,4R,5R)-3,5-dihydroxy-5-methyl-4-(N-methyl-tert-butoxycarbonylamino)tetrahydro-2H-pyran-2-yloxy)-3-hydroxy-5-tert-butoxycarbonylamino-4-((2R,3R,6S)-3-tert-butoxycarbonylamino-6-((N-(2-(tetrahydro-2H-pyran-2-yloxy)ethyl)tert-butoxycarbonylamino)methyl)tetrahydro-2H-pyran-2-yloxy)cyclohexylcarbamate 在
palladium 10% on activated carbon
氢气 作用下,
以
甲醇 为溶剂,
反应 18.0h,
以95%的产率得到tert-butyl (2R,3R,4R,5R)-2-((1S,2R,3R,4S,6R)-6-amino-2-hydroxy-4-tert-butoxycarbonylamino-3-((2R,3R,6S)-3-tert-butoxycarbonylamino-6-((N-(2-(tetrahydro-2H-pyran-2-yloxy)ethyl)tert-butoxycarbonylamino)methyl)tetrahydro-2H-pyran-2-yloxy)cyclohexyloxy)-3,5-dihydroxy-5-methyltetrahydro-2H-pyran-4-yl(methyl)carbamate