Citation:
Bao-Li Li, Fang Xiao, Wen-Chao Lu, Yu-Yun Sun, Jin Zhu, Jian Li. Discovery and synthesis of N2,N4-substitued-cycloalkyl[d] pyrimidine-2,4-diamine analogs:The first examples of small-molecular FGFR-1 activator[J]. Chinese Chemical Letters,
;2014, 25(7): 989-994.
doi:
10.1016/j.cclet.2014.06.010
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A series of novel, cycloalkyl-modified pazopanib analogs 2 and 3 were designed and synthesized. Their kinase modulatory effects on FGFR-1, VEGFR-2, PDGFR-β, and c-KIT were evaluated by the caliper mobility shift assay. Introduction of cycloalkyl into the pyrimidine linker of pazopanib almost abolished the four kinases inhibitory potency of compounds 2 and 3, but surprisingly, resulted in good activation effects on FGFR-1. Compounds 3d and 3g showed double-digit, nanomolar, selective activation effects on FGFR-1, and could be classified as first-generation small molecular activators of FGFR-1 kinase.
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Keywords:
- Cycloalkyl[d]pyrimidine derivatives,
- FGFR-1,
- Activator,
- Chemical probe
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