Synthesis and biological evaluation of pyrido[3′,2′:4,5]furo[3,2-d]pyrimidine derivatives as novel PI3 kinase p110α inhibitors
作者:Masahiko Hayakawa、Hiroyuki Kaizawa、Hiroyuki Moritomo、Tomonobu Koizumi、Takahide Ohishi、Mayumi Yamano、Minoru Okada、Mitsuaki Ohta、Shin-ichi Tsukamoto、Florence I. Raynaud、Paul Workman、Michael D. Waterfield、Peter Parker
DOI:10.1016/j.bmcl.2007.02.032
日期:2007.5
4-Morpholin-4-ylpyrido[3',2':4,5]thieno[3,2-d]pyrimidine 2a was discovered in our chemical library as a novel p110alpha inhibitor with an IC(50) of 1.4 microM. By structural modification of 2a, the 2-aryl-4-morpholinopyrido[3',2':4,5]furo[3,2-d]pyrimidine derivative 10e was discovered as a p110alpha inhibitor with approximately 400-fold greater potency than 2a. Evaluation of isoform selectivity showed
在我们的化学文库中发现了4-Morpholin-4-ylpyrido [3',2':4,5] thieno [3,2-d]嘧啶2a作为一种新型p110alpha抑制剂,IC(50)为1.4 microM。通过2a的结构修饰,发现2-芳基-4-morpholinopyrido [3',2':4,5]呋喃[3,2-d]嘧啶衍生物10e作为p110alpha抑制剂,其效价比其高约400倍。 2a。同工型选择性的评估表明10e是p110beta的有效抑制剂。此外,10e在包括多重耐药性MCF7 / ADR-res细胞在内的各种细胞系中均显示出抗增殖活性,并且对裸鼠中的HeLa人宫颈癌异种移植物有效。