benzyl N-[(4S,6S,13S)-11,15-dimethyl-9,12,16-trioxo-6-({[2-(trimethylsilyl)ethoxy]carbonyl}amino)-2-oxa-8,11,15-triazatricyclo[15.3.1.04,8]henicosa-1(21),17,19-trien-13-yl]carbamate 在
盐酸 作用下,
以
1,4-二氧六环 为溶剂,
以58%的产率得到benzyl N-[(4S,6S,13S)-6-amino-11,15-dimethyl-9,12,16-trioxo-2-oxa-8,11,15-triazatricyclo[15.3.1.0(4,8)]henicosa-1(21),17,19-trien-13-yl]carbamate