(15R,18S)-4-[(4-methoxyphenyl)methyl]-4,14,19-triazaoctacyclo[12.11.2.115,18.02,6.07,27.08,13.019,26.020,25]octacosa-1,6,8,10,12,20,22,24,26-nonaene-3,16-dione 在
三氟乙酸 作用下,
以
苯甲醚 为溶剂,
反应 2.0h,
以89%的产率得到(15R,18S)-4,14,19-triazaoctacyclo[12.11.2.115,18.02,6.07,27.08,13.019,26.020,25]octacosa-1,6,8,10,12,20,22,24,26-nonaene-3,16-dione