在
三氟乙酸 作用下,
以
二氯甲烷 为溶剂,
反应 2.0h,
以30%的产率得到(8S,11S,14S,17S,28S,31S,34S,37S)-17-(3-acetamidopropylsulfonylcarbamoyl)-10,30-bis[(2S)-3,3-dimethyl-2-[[(2S)-2-(methylamino)propanoyl]amino]butanoyl]-14,34-bis(naphthalen-2-ylmethyl)-12,15,32,35-tetraoxo-2,23-dioxa-5,6,7,10,13,16,30,33,36-nonazahexacyclo[37.2.2.219,22.14,7.18,11.128,31]octatetraconta-1(42),4(48),5,19,21,39(43),40,45-octaene-37-carboxylic acid