1-Cyclopropyl-7-[3-(2-{[(2S)-1-((2S)-2,6-diamino-hexanoyl)-pyrrolidine-2-carbonyl]-amino}-1-fluoro-ethylidene)-piperidin-1-yl]-6-fluoro-8-methoxy-4-oxo-1,4-dihydro-quinoline-3-carboxylic acid dihydrochloride 在
N,N-二异丙基乙胺 作用下,
以
四氢呋喃 为溶剂,
反应 4.0h,
生成
1-cyclopropyl-7-{3-[(E)-2-(diethoxyphosphorylamino)-1-fluoroethylidene]piperidin-1-yl}-6-fluoro-8-methoxy-4-oxo-1,4-dihydroquinoline-3-carboxylic acid