3-O-descladinosyl-3-O-acryloyl-6-O-methylerythromycin A 9-O-methyl oxime-11,12-cyclic carbonate 、
7-(7-Aminoheptylamino)-1-cyclopropyl-6-fluoro-4-oxo-quinoline-3-carboxylic acid 在
N,N-二异丙基乙胺 作用下,
以
甲醇 为溶剂,
以5.71 %的产率得到3-O-descladinosyl-3-O-[3'-(7"-(3"-carboxy-1"-cyclopropyl-6"-fluoro-1",4"-dihydro-4"-oxo-quinol-7"-ylamino)heptylamino)propionyl]-6-O-methylerythromycin A 9-O-methyl oxime-11,12-cyclic carbonate