申请人:The University of Alabama at Birmingham
公开号:US05453533A1
公开(公告)日:1995-09-26
An influenza virus neuraminidase inhibitor, its analogs, its pharmaceutically acceptable salts, derivatives, and mixtures thereof having the following formula: ##STR1## where A is CO.sub.2 H, CO.sub.2 H.sub.3, NO.sub.2, SO.sub.3 H or PO.sub.3 H.sub.2, B is CH, N, O or S, R.sub.1 and R.sub.2 are H, NO.sub.2 or (CH.sub.m).sub.n X.sub.1 where m=1 or 2, n is an integer from 0 to 4 and X.sub.1 is guanidino, OH, NH.sub.2, SH, NO.sub.2, F, Cl, Br, I, CN, CF.sub.3, CO.sub.2 H, SO.sub.3 H or PO.sub.3 H.sub.2, R.sub.3 and R.sub.4 are H, (CH.sub.o).sub.p X.sub.2, (CH.sub.o).sub.p CHX.sub.2 CH.sub.2 X.sub.2, NH(CH.sub.o).sub.p CHX.sub.2 CH.sub.2 X.sub.2, NHCO(CH.sub.o).sub.p CH.sub.2 X.sub.2 or NHCO(CH.sub.o).sub.p CHX.sub.2 CH.sub.2 X.sub.2 where o=1 or 2, p is an integer from 0 to 4 and X.sub.2 is H, guanidino, OH, NH.sub.2, SH, NO.sub.2, CF.sub.3, CO.sub.2 H, SO.sub.3 H or PO.sub.3 H.sub.2 , R.sub.5 =H, OH, NH.sub.2, (CH.sub.k).sub.1 X.sub.3, CO(CH.sub.k).sub.1 X.sub.3, SO(CH.sub.k).sub.1 X.sub.3 or SO.sub.2 (CH.sub.k).sub.1 X.sub.3 where k=1 or 2, 1 is an integer from 0 to 4 and X.sub.3 is guanidino, OH, NH.sub.2, SH, NO.sub.2, CF.sub.3, CO.sub.2 H, SO.sub.3 H or PO.sub.3 H.sub.2, R.sub.6 is H, CH(OH)X.sub.4, CH(NH.sub.2)X.sub.4, COX.sub.4, SOX.sub.4, or SO.sub.2 X.sub.4, where X.sub.4 is H, CH.sub.3, CH.sub.3 CH.sub.2, CH.sub.3 CHCH.sub.3, CH.sub.3 CH.sub.2 CH.sub.2 or halogen substituted analogs of X.sub.4. The inhibitor in a composition with a pharmaceutically acceptable carrier. A method of inhibiting influenza virus neuraminidase where the inhibitor is administered to a subject in a pharmaceutically acceptable amount along with effective amounts of a pharmaceutically acceptable carrier. Methods of marking a pharmaceutical composition of an acceptable carrier and the inhibitor. Methods of treating and preventing a subject infected with influenza virus (type A or B) using the inhibitor.
一种流感病毒神经氨酸酶抑制剂及其类似物、其药学上可接受的盐、衍生物和混合物,其化学式如下:##STR1## 其中A为CO.sub.2 H、CO.sub.2 H.sub.3、NO.sub.2、SO.sub.3 H或PO.sub.3 H.sub.2,B为CH、N、O或S,R.sub.1和R.sub.2为H、NO.sub.2或(CH.sub.m).sub.n X.sub.1,其中m为1或2,n为0至4的整数,X.sub.1为guanidino、OH、NH.sub.2、SH、NO.sub.2、F、Cl、Br、I、CN、CF.sub.3、CO.sub.2 H、SO.sub.3 H或PO.sub.3 H.sub.2,R.sub.3和R.sub.4为H、(CH.sub.o).sub.p X.sub.2、(CH.sub.o).sub.p CHX.sub.2 CH.sub.2 X.sub.2、NH(CH.sub.o).sub.p CHX.sub.2 CH.sub.2 X.sub.2、NHCO(CH.sub.o).sub.p CH.sub.2 X.sub.2或NHCO(CH.sub.o).sub.p CHX.sub.2 CH.sub.2 X.sub.2,其中o为1或2,p为0至4的整数,X.sub.2为H、guanidino、OH、NH.sub.2、SH、NO.sub.2、CF.sub.3、CO.sub.2 H、SO.sub.3 H或PO.sub.3 H.sub.2,R.sub.5=H、OH、NH.sub.2、(CH.sub.k).sub.1 X.sub.3、CO(CH.sub.k).sub.1 X.sub.3、SO(CH.sub.k).sub.1 X.sub.3或SO.sub.2(CH.sub.k).sub.1 X.sub.3,其中k为1或2,1为0至4的整数,X.sub.3为guanidino、OH、NH.sub.2、SH、NO.sub.2、CF.sub.3、CO.sub.2 H、SO.sub.3 H或PO.sub.3 H.sub.2,R.sub.6为H、CH(OH)X.sub.4、CH(NH.sub.2)X.sub.4、COX.sub.4、SOX.sub.4或SO.sub.2 X.sub.4,其中X.sub.4为H、CH.sub.3、CH.sub.3 CH.sub.2、CH.sub.3 CHCH.sub.3、CH.sub.3 CH.sub.2 CH.sub.2或X.sub.4的卤素取代物。该抑制剂与药学上可接受的载体组成一种组合物。一种抑制流感病毒神经氨酸酶的方法,其中将该抑制剂与药学上可接受的载体一起以药学上可接受的剂量给予受试者。标记药学上可接受的载体和抑制剂的药物组成物的方法。使用该抑制剂治疗和预防感染流感病毒(A型或B型)的受试者的方法。