2,2'-((4R,7S,10R,15R,18S,21R)-10,15-diamino-7,18-bis((S)-1-hydroxyethyl)-2,23-dimethyl-6,9,16,19-tetraoxo-12,13-dithia-5,8,17,20-tetraazatetracosane-4,21-diyl)bis(thiazole-4-carboxylic acid) 在
二苯基磷酸 、
三乙胺 作用下,
以
N,N-二甲基甲酰胺 为溶剂,
反应 5.0h,
生成 (1R,7Z,8R,11S,14R,20Z,21R,24S)-11,24-bis((S)-1-hydroxyethyl)-8,21-diisobutyl-6,19,28,29-tetrathia-2,9,12,15,22,25,31,32-octaazatetracyclo[12.12.4.14,7.117,20]dotriaconta-4,7(31),17,20(32)-tetraene-3,10,13,16,23,26-hexaone