(11R,14S)-5-Bromo-9,12-dioxo-11-phenyl-4-(pyrrolidin-1-ylazo)-2-oxa-10,13-diaza-tricyclo[14.2.2.13,7]henicosa-1(19),3,5,7(21),16(20),17-hexaene-14-carboxylic acid methyl ester 在
镍 作用下,
以
甲醇 为溶剂,
反应 2.0h,
以71%的产率得到(11R,14S)-4-Amino-9,12-dioxo-11-phenyl-2-oxa-10,13-diaza-tricyclo[14.2.2.13,7]henicosa-1(19),3,5,7(21),16(20),17-hexaene-14-carboxylic acid methyl ester