7-{3-[1-(N,N'-di-tert-butoxycarbonyl-hydrazino)-ethyl]-pyrrolidin-1-yl}-1-cyclopropyl-6-fluoro-8-methoxy-4-oxo-1,4-dihydro-quinoline-3-carboxylic acid 、
3甲酰利福平霉素 在
三氟乙酸 、
sodium acetate 、
溶剂黄146 作用下,
以
1,1-二氯乙烷 、
甲醇 、
水 为溶剂,
反应 1.0h,
生成 3-({1-[1-(3-carboxy-1-cyclopropyl-6-fluoro-8-methoxy-4-oxo-1,4-dihydro-quinolin-7-yl)-pyrrolidin-3-yl]-ethyl}-hydrazinomethylenyl)-rifamycin SV 、 3-({1-[1-(3-carboxy-1-cyclopropyl-6-fluoro-8-methoxy-4-oxo-1,4-dihydro-quinolin-7-yl)-pyrrolidin-3-yl]-ethyl}-hydrazinomethylenyl)-rifamycin SV 、 3-({1-[1-(3-carboxy-1-cyclopropyl-6-fluoro-8-methoxy-4-oxo-1,4-dihydro-quinolin-7-yl)-pyrrolidin-3-yl]-ethyl}-hydrazinomethylenyl)-rifamycin SV 、 3-({1-[1-(3-carboxy-1-cyclopropyl-6-fluoro-8-methoxy-4-oxo-1,4-dihydro-quinolin-7-yl)-pyrrolidin-3-yl]-ethyl}-hydrazinomethylenyl)-rifamycin SV