2-(3-((4-(3-(aminomethyl)azetidin-1-yl)-6-fluoro-8-(methylamino)-9H-pyrimido[4,5-b]indol-2-yl)oxy)-5-cyanophenoxy)acetic acid trifluoroacetate 在
(benzotriazo-1-yloxy)tris(dimethylamino)phosphonium hexafluorophosphate 、
1,2-二氯乙烷 、
三乙胺 作用下,
以
N-甲基吡咯烷酮 、
二氯甲烷 为溶剂,
反应 2.0h,
以17%的产率得到23-Fluoro-21-(methylamino)-7-oxo-9,15-dioxa-2,6,17,19,27-pentazahexacyclo[14.10.1.12,4.110,14.018,26.020,25]nonacosa-1(27),10(28),11,13,16,18(26),20(25),21,23-nonaene-12-carbonitrile