4-溴-2-氟苯甲醛置于叔丁基锂,一水合肼体系中,用 四氢呋喃,乙二醇二甲醚,正戊烷 作为反应溶剂,化学反应 15.42H,反应生成 吲唑-6-硼酸
参考文献:Discovery Of 4-Aminoquinoline-3-Carboxamide Derivatives As Potent Reversible Bruton's Tyrosine Kinase Inhibitors For The Treatment Of Rheumatoid Arthritis
标题:Discovery Of 4-Aminoquinoline-3-Carboxamide Derivatives As Potent Reversible Bruton's Tyrosine Kinase Inhibitors For The Treatment Of Rheumatoid Arthritis
摘要:A Structure-Hopping Strategy Was Applied To Discover A Series Of Novel 4-Aminoquinoline-3-Carboxamide Derivatives As Potent,Reversible Btk Inhibitors. Compared To The Previously Described Cinnoline Scaffold Compounds,The 4-Aminoquinoline Analogues Showed Significantly Improved Drug-Like Properties,Especially In Their Aqueous Solubility. The Most Potent Compound,25,Displayed A Stronger Inhibitory Effect On Both Btkwt (Ic50 = 5.3 Nm) And Btkc481S (Ic50 = 39 Nm). In A Rodent Collagen-Induced Arthritis Model,Compound 25 Efficiently Reduced Paw Swelling Without A Loss In Body Weight. On The Basis Of Potency,Drug-Like Properties,Stability,And Noncovalent Mode Of Inhibition,Our Representative Inhibitors Could Have A Promising Profile To Be Treatments For A Wide Range Of Autoimmune Diseases.
DOI:10.1021/acs.Jmedchem.9B00329