2,2,2-trifluoroacetic acid compound with 6-(N-ethyl-2-((N-methyl-3-(((2-oxo-4-(piperazin-1-yl)indolin-3-ylidene)methyl)amino)phenyl)sulfonamido)acetamido)hexanoic acid (1:1) 在
benzotriazol-1-yloxyl-tris-(pyrrolidino)-phosphonium hexafluorophosphate 、
三乙胺 作用下,
以
N,N-二甲基甲酰胺 为溶剂,
反应 7.0h,
生成 、 (9Z)-21-ethyl-18-methyl-17,17-dioxo-17λ6-thia-1,7,11,18,21,28-hexazapentacyclo[26.2.2.12,6.112,16.09,34]tetratriaconta-2,4,6(34),9,12(33),13,15-heptaene-8,20,27-trione