7-[4-[[(6R,7R)-2-benzhydryloxycarbonyl-7-[[(2R)-2-[(4-ethyl-2,3-dioxopiperazine-1-carbonyl)amino]-2-(4-hydroxyphenyl)acetyl]amino]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-en-3-yl]methyl]piperazin-1-yl]-1-cyclopropyl-6-fluoro-4-oxoquinoline-3-carboxylic acid 、
三氟乙酸 在
苯甲醚 作用下,
以
二氯甲烷 为溶剂,
反应 0.25h,
生成 <6R-<6α,7β(R)>>-3-<<4-(carboxy-1-cyclopropyl-6-fluoro-1,4-dihydro-4-oxo-7-quinolinyl)-1-piperazinyl>methyl>-7-<<<<(4-ethyl-2,3-dioxo-1-piperazinyl)carbonyl>amino>(4-hydroxyphenyl)acetyl>amino>-8-oxo-5-thia-1-azabicyclo<4.2.0>oct-2-ene-2-carboxylic ...