N-[(2R,3S)-3-amino-2-hydroxy-4-phenylbutyl]-4-(hydroxymethyl)-N-(2-methylpropyl)benzenesulfonamide 、 (1β,2β,4β)-1,2-(methylenedioxy)cyclopent-4-yl succinimidylcarbonate 在
N,N-二异丙基乙胺 作用下,
以
四氢呋喃 为溶剂,
反应 48.0h,
以63%的产率得到(1'S,2'R)-{1'-benzyl-2'-hydroxy-3'-[isobutyl(4-(hydroxymethyl)benzenesulfonyl)amino]propyl}carbamic acid (1β,2β,4β)-1,2-(methylenedioxy)cyclopent-4-yl ester