methyl (3aS,4R,6R,6aS)-6-[(4R)-2,2-dimethyl-1,3-dioxolan-4-yl]-2,2-dimethyl-4-[[2-(phenylmethoxycarbonylamino)acetyl]amino]-6,6a-dihydro-3aH-furo[3,4-d][1,3]dioxole-4-carboxylate 在
一水合肼 作用下,
以
甲醇 为溶剂,
以87%的产率得到{[(3aS,4R,6R,6aS)-6-((R)-2,2-Dimethyl-[1,3]dioxolan-4-yl)-4-hydrazinocarbonyl-2,2-dimethyl-tetrahydro-furo[3,4-d][1,3]dioxol-4-ylcarbamoyl]-methyl}-carbamic acid benzyl ester