合成了新型铜和锌咪唑并[1,2- a ]吡啶配合物的小型文库。通过X射线衍射晶体学确认了它们的结构,并针对来自乳腺癌(MCF-7和MDA-MB-231),白血病(K562和HL-60)和结直肠癌的五种癌细胞系测试了这些化合物的选择(HT-29)。咪唑并[1,2- a ]吡啶及其锌配合物显示出较差的抗癌活性,而铜配合物对癌细胞系具有活性,其IC 50值与喜树碱相当,且低于喜树碱。例如,铜6-溴-N-环己基-2-(吡啶-2-基)咪唑并[1,2 - a ]吡啶-3-胺乙酸盐21具有IC针对HT-29细胞的50值低于1μM。用a啶橙,Hoechst 33342和溴化乙锭进行的荧光显微镜用于初步研究以评估形态变化,结果表明6-溴-N-环己基-2-(吡啶-2-基)咪唑并[1,2- a ]吡啶铜-3-胺乙酸盐21引起MCF-7和HL-60细胞凋亡,坏死和截瘫。的铜甲选择组ñ -环己基-2-(吡啶-2-基)咪唑并[1
合成了新型铜和锌咪唑并[1,2- a ]吡啶配合物的小型文库。通过X射线衍射晶体学确认了它们的结构,并针对来自乳腺癌(MCF-7和MDA-MB-231),白血病(K562和HL-60)和结直肠癌的五种癌细胞系测试了这些化合物的选择(HT-29)。咪唑并[1,2- a ]吡啶及其锌配合物显示出较差的抗癌活性,而铜配合物对癌细胞系具有活性,其IC 50值与喜树碱相当,且低于喜树碱。例如,铜6-溴-N-环己基-2-(吡啶-2-基)咪唑并[1,2 - a ]吡啶-3-胺乙酸盐21具有IC针对HT-29细胞的50值低于1μM。用a啶橙,Hoechst 33342和溴化乙锭进行的荧光显微镜用于初步研究以评估形态变化,结果表明6-溴-N-环己基-2-(吡啶-2-基)咪唑并[1,2- a ]吡啶铜-3-胺乙酸盐21引起MCF-7和HL-60细胞凋亡,坏死和截瘫。的铜甲选择组ñ -环己基-2-(吡啶-2-基)咪唑并[1
[EN] IMIDAZO[1,2-A]PYRIDINE COMPLEXES WITH ANTICANCER ACTIVITY<br/>[FR] COMPLEXES D'IMIDAZO[1,2-A]PYRIDINE AYANT UNE ACTIVITÉ ANTICANCÉREUSE
申请人:UNIV JOHANNESBURG WITWATERSRAND
公开号:WO2017178992A1
公开(公告)日:2017-10-19
This invention relates to a metal complex of an imidazo[l,2-a]pyridine ligand and/or a metal complex of an imidazo[l,2-a] pyridine ligand derivative and/or an analogue thereof, wherein said metal complexes are for use in treating cancer. Typically, the cancer is breast cancer, colorectal cancer, colon cancer, and/or leukemia.
Microwave-assisted multi-component synthesis of fused 3-aminoimidazoles
作者:Sarah M. Ireland、Heather Tye、Mark Whittaker
DOI:10.1016/s0040-4039(03)00941-9
日期:2003.6
A variety of fused 3-aminoimidazoles have been synthesised by a microwave assisted Ugi three-component Coupling (3cc) reaction catalysed by scandium triflate in methanol as solvent. Yields of 33-93% have been achieved after just 10 mill of microwave irradiation using a simple one-stage procedure. The methodology described is suitable for the rapid and efficient synthesis of a range of fused heterocycles of pharmacological interest. (C) 2003 Elsevier Science Ltd. All rights reserved.