Tert-butyl 2-[3-(3,10,14,21-tetraoxo-12-thiapentacyclo[11.8.0.02,11.04,9.015,20]henicosa-1(13),2(11),4(9),5,7,15,17,19-octaen-6-yl)propanoylamino]acetate 在
三氟乙酸 作用下,
以
二氯甲烷 为溶剂,
反应 1.0h,
以67%的产率得到2-[3-(3,10,14,21-Tetraoxo-12-thiapentacyclo[11.8.0.02,11.04,9.015,20]henicosa-1(13),2(11),4(9),5,7,15,17,19-octaen-6-yl)propanoylamino]acetic acid