申请人:Sumitomo Chemical Company, Limited
公开号:US05106860A1
公开(公告)日:1992-04-21
Thiazolidin-4-one derivative represented by the following general formula (I) and acid addition salts thereof ##STR1## wherein; R.sup.1 and R.sup.2 are the same or different and denote each (i) a residue represented by the general formula --A--R.sup.4 wherein, A denotes a single bond, C.sub.1 -C.sub.8 alkylene, C.sub.2 -C.sub.8 alkenylene, or C.sub.2 -C.sub.8 alkynylene and R.sup.4 denotes hydrogen, C.sub.1 -C.sub.12 alkyl, C.sub.2 -C.sub.8 alkenyl, C.sub.3 -C.sub.8 cycloalkyl, or C.sub.1 -C.sub.6 haloalkyl,or (ii) a residue represented by the general formula ##STR2## wherein, B denotes a single bond or C.sub.1 -C.sub.6 alkylene, R.sup.5 denotes hydrogen, C.sub.1 -C.sub.6 alkyl, C.sub.2 -C.sub.8 alkenyl, C.sub.3 -C.sub.8 cycloalkyl, substituted silyl, or substituted or unsubstituted aryl, n and n' denote each an integer of 2 to 4, m denotes an integer of 1 to 3, and m' denotes an integer of 0 to 2; R.sup.3 denotes hydrogen, C.sub.1 -C.sub.2 alkyl, allyl, 2-propynyl, or (c) the general formula --F--R.sup.9 wherein, F denotes C.sub.2 -C.sub.6 alkylene and R.sup.9 denotes a nitrogen-containing heterocyclic aromatic residue or an amino group represented by the general formula ##STR3## (R.sup.10 denotes hydrogen, C.sub.2 -C.sub.4 alkyl or C.sub.1 -C.sub.4 alkanoyl and R.sup.11 denotes hydrogen or C.sub.1 -C.sub.4 alkyl or R.sup.10 in combination with R.sup.11 denotes a 5- to 7-membered cyclic amino group which optionally contains other hetero atoms. Having selective PAF-antagonistic activities, these compounds are very useful as preventive and curative agents for PAF-induced diseases, for example, various kinds of inflammation, allergic diseases, circulatory diseases, and gastro-intestinal diseases.
以下是由下列通式(I)表示的噻唑烷-4-酮衍生物及其酸加成盐 ##STR1## 其中: R.sup.1和R.sup.2相同或不同,且每个都表示(i)由通式--A--R.sup.4表示的残基,其中A表示单键,C.sub.1-C.sub.8烷基,C.sub.2-C.sub.8烯基或C.sub.2-C.sub.8炔基,而R.sup.4表示氢,C.sub.1-C.sub.12烷基,C.sub.2-C.sub.8烯基,C.sub.3-C.sub.8环烷基或C.sub.1-C.sub.6卤代烷基;或(ii)由通式表示的残基##STR2## 其中,B表示单键或C.sub.1-C.sub.6烷基,R.sup.5表示氢,C.sub.1-C.sub.6烷基,C.sub.2-C.sub.8烯基,C.sub.3-C.sub.8环烷基,取代的硅烷基或取代或未取代的芳基,n和n'各自表示2到4的整数,m表示1到3的整数,m'表示0到2的整数;R.sup.3表示氢,C.sub.1-C.sub.2烷基,烯丙基,2-丙炔基或(c)通式--F--R.sup.9,其中,F表示C.sub.2-C.sub.6烷基,而R.sup.9表示含氮杂环芳基残基或由通式表示的氨基团##STR3## (R.sup.10表示氢,C.sub.2-C.sub.4烷基或C.sub.1-C.sub.4烷酰基,而R.sup.11表示氢或C.sub.1-C.sub.4烷基,或R.sup.10与R.sup.11结合形成5-到7-成员的环状氨基团,该环状氨基团可选地包含其他杂原子。这些化合物具有选择性的PAF拮抗活性,非常有用作为预防和治疗PAF诱导的疾病,例如各种炎症,过敏性疾病,循环系统疾病和胃肠疾病的药物。