申请人:Basilea Pharmaceutica AG
公开号:US06821980B1
公开(公告)日:2004-11-23
The invention relates to substituted 5-benzyl-2,4-diaminopyrimidines of general formula (A)
wherein R1 is C2-C3 alkyl an R2 is heterocyclyl, phenyl or naphthyl, bonded by one of its C-atoms and R3 is C2-C6 alkyl, alkenyl, cycloalkyl, cycloalkylalkyl, heterocyclylalkyl, alkylsulfonyl, cycloalkylsulfonyl, cycloalkylalkylsulfamoyl, heterocyclysylfonyl, heterocyclylalkylsulfonyl or dialkylsulfamoyl; wherein alkyl, cycloalkyl and alyenyl can carry up to 6 carbon atoms alone or in compositions and can carry up to 6 ring members heterocyclically, alone, or in compositions and the groups R2 and R3 can be substituted; and to acid addition salts of compounds. The invention also relates to a method for producing the above 5-benzyl-2,4-diaminopyrimidines, to the intermediate. products that are produced, to corresponding medicaments and to the use of 5-benzyl-2,4-diaminopyrimidines as medicinal preparations. The products have antibiotic properties and are useful for combating or preventing infectious diseases.
本发明涉及通式(A)的取代5-苄基-2,4-二氨基嘧啶,其中R1为C2-C3烷基,R2为杂环基,苯基或萘基,通过其中一个C原子连接,R3为C2-C6烷基,烯基,环烷基,环烷基烷基,杂环基烷基,烷基磺酰基,环烷基磺酰基,环烷基烷基磺酰胺基,杂环基磺酰基,杂环基烷基磺酰基或二烷基磺酰胺基;其中烷基,环烷基和烯基可以单独或在组合中携带多达6个碳原子,并且可以在环上携带多达6个环成员,可以单独或在组合中携带,且基团R2和R3可以被取代;以及该化合物的酸加成盐。本发明还涉及制备上述5-苄基-2,4-二氨基嘧啶的方法,制备的中间体,相应的药物以及将5-苄基-2,4-二氨基嘧啶用作药物制剂的用途。该产品具有抗生素特性,可用于对抗或预防传染病。