(13S,16RS)-1-cyclopropyl-7-fluoro-16-hydroxymethyl-4-oxo-1,4,13,15,16,17-hexahydro-12H-11-oxa-1,14-diaza-cyclopenta[a]phenanthrene-3-carboxylic acid benzyl ester 、 (5R)-3-(3-fluoro-4-hydroxy-phenyl)-5-[1,2,3]triazol-1-ylmethyl-oxazolidin-2-one 在
偶氮二甲酸二异丙酯 、
三苯基膦 作用下,
以
1,4-二氧六环 为溶剂,
以28%的产率得到(13S,16RS)-1-cyclopopyl-7-fluoro-16-[2-fluoro-4-((5R)-2-oxo-5-[1,2,3]triazol-1-ylmethyl-oxazolidin-3-yl)-phenoxymethyl]-4-oxo-1,4,13,15,16,17-hexahydro-12H-11-oxa-1,14-diaza-cyclopenta[a]phenanthrene-3-carboxylic acid benzyl ester