申请人:KING SAUD UNIVERSITY
公开号:US10730885B1
公开(公告)日:2020-08-04
Coumarin derivatives are pyranocoumarins of formula 2 and coumarin-sulfonamides of formula 3, respectively,
wherein R1 is 4-NO2C6H4 or 2-Furyl; R2 is CN or CONH2; R3 is NH2, NCHN(CH3)2 or NCHR6; R4 is Cl or CH3; R5 is SO2NHR7, H, OH, COCH3 or COC2H2R8; R6 is C6H5, 3,4,5-(CH3O)3C6H2 or 2,4-Cl2C6H3; R7 is H, 1,3-thiazole, or 1,3-diazine and R8 is 4-O2NC6H4, 4-CH3OC6H4, or 4-ClC6H4; and pharmaceutically acceptable salts thereof. The coumarin derivatives and pharmaceutical compositions including one or more of such derivatives may by synthesized and used to treat or prevent inflammation or microbial infection, and to reduce levels of reactive oxidative species.
香豆素衍生物是公式2的吡喃香豆素和公式3的香豆素磺酰胺,其中R1为4-NO2C6H4或2-Furyl; R2为CN或CONH2; R3为NH2,NCHN(CH3)2或NCHR6; R4为Cl或CH3; R5为SO2NHR7,H,OH,COCH3或COC2H2R8; R6为C6H5,3,4,5-(CH3O)3C6H2或2,4-Cl2C6H3; R7为H,1,3-噻唑或1,3-二氮杂环,R8为4-O2NC6H4,4-CH3OC6H4或4-ClC6H4;以及其药学上可接受的盐。香豆素衍生物和包括一个或多个这样的衍生物的药物组合物可以被合成和用于治疗或预防炎症或微生物感染,并降低活性氧化物种的水平。