Structure-based discovery of novel 4-(2-fluorophenoxy)quinoline derivatives as c-Met inhibitors using isocyanide-involved multicomponent reactions
作者:Xiang Nan、Hui-Jing Li、Sen-Biao Fang、Qin-Ying Li、Yan-Chao Wu
DOI:10.1016/j.ejmech.2020.112241
日期:2020.5
designed, synthesized, and evaluated for their in vitro biological activities against c-Met kinase and four cancer cell lines (H460, HT-29, MKN-45, and MDA-MB-231). Most of the target compounds exhibited moderate to significant potency and possessed selectivity for H460 and HT-29 cancer cell lines. The preliminary structure-activity relationships indicated that α-acyloxycarboxamide or α-acylaminoamide as
由于c-Met激酶与许多人类癌症的进展,不良的临床结果甚至耐药性密切相关,因此它已成为小分子抗肿瘤药开发的有希望的目标。在这项研究中,设计,合成和评估了两个新颖的系列的6,7-取代的4-(2-氟苯氧基)喹啉衍生物,它们包含α-酰氧基羧酰胺或α-酰氨基酰胺支架。针对c-Met激酶和四种癌细胞系(H460,HT-29,MKN-45和MDA-MB-231)的生物学活性。大多数目标化合物显示出中等至显着的效力,并具有对H460和HT-29癌细胞系的选择性。初步的结构活性关系表明,α-酰氧基羧酰胺或α-酰氨基酰胺作为5-原子连接体有助于抗肿瘤效力。在这些化合物中,化合物10m(c-Met IC 50 = 2.43 nM,多靶酪氨酸激酶抑制剂)对具有IC 50的H460,HT-29和MDA-MB-231细胞系表现出最强的抑制活性0.14±0.03μM,0.20±0.02μM和0.42±0.03μM的活性分别是福瑞替尼的1