tert-butyl 2-({[(1Z)-2-({(3S)-1-[({3-[4,5-bis(benzyloxy)pyridin-2-yl]-4-[(2R)-2-hydroxypropyl]-5-oxo-4,5-dihydro-1H-1,2,4-triazol-1-yl}sulfonyl)carbamoyl]-2-oxoazetidin-3-yl}amino)-1-{2-[(tert-butoxycarbonyl)amino]-1,3-thiazol-4-yl}-2-oxoethylidene]amino}oxy)-2-methylpropanoate 在
氢气 作用下,
反应 1.5h,
以88%的产率得到tert-butyl 2-({[(1Z)-1-{2-[(tert-butoxycarbonyl)amino]-1,3-thiazol-4-yl}-2-({(3S)-1-[({3-(5-hydroxy-4-oxo-1,4-dihydropyridin-2-yl)-4-[(2R)-2-hydroxypropyl]-5-oxo-4,5-dihydro-1H-1,2,4-triazol-1-yl}sulfonyl)carbamoyl]-2-oxoazetidin-3-yl}amino)-2-oxoethylidene]amino}oxy)-2-methylpropanoate