申请人:Ministero dell'Universita` e della Ricerca Scientifica e Tecnologica
公开号:US05464836A1
公开(公告)日:1995-11-07
A description follows of benzophenones having an antifungal activity and responding to the general formula (I): ##STR1## wherein: R.sub.1 and R.sub.2, the same or different, represent C.sub.1 -C.sub.6 alkyl groups, C.sub.7 -C.sub.10 arylalkyl groups; or R.sub.1 and R.sub.2, considered jointly with N, represent a C.sub.3 -C.sub.8 heterocyclic group or a C.sub.2 -C.sub.7 heterocyclic group containing a second hetero-atom selected from O and S, said heterocyclic groups being optionally subsituted with one or more C.sub.1 -C.sub.4 alkyl groups; R.sub.3 and R.sub.4, the same or different, represent H atoms, C.sub.1 -C.sub.3 alkyl groups; K represents an oxygen atom or methylene; A represents a benzene group, optionally sustituted with one or more halogen atoms, C.sub.1 -C.sub.4 alkyl or haloalkyl groups, C.sub.1 -C.sub.4 alkoxylics, C.sub.1 -C.sub.4 haloalkoxylics; Y represents a C.sub.6 -C.sub.10 aryl group; said group may be optionally substituted with one or more halogen atomos, C.sub.1 -C.sub.4 alkyl or haloalkyl groups, C.sub.1 -C.sub.4 alkoxylics, C.sub.1 -C.sub.4 haloalkoxylics.
以下是一种具有抗真菌活性的苯甲酮的描述,符合通式(I):##STR1##其中:R.sub.1和R.sub.2相同或不同,表示C.sub.1-C.sub.6烷基,C.sub.7-C.sub.10芳基烷基;或者R.sub.1和R.sub.2与N一起被认为是一个C.sub.3-C.sub.8杂环基或一个包含第二个杂原子O和S的C.sub.2-C.sub.7杂环基,这些杂环基可以选择性地用一个或多个C.sub.1-C.sub.4烷基取代;R.sub.3和R.sub.4相同或不同,表示氢原子,C.sub.1-C.sub.3烷基;K表示氧原子或亚甲基;A表示苯基,可以选择性地用一个或多个卤素原子、C.sub.1-C.sub.4烷基或卤代烷基、C.sub.1-C.sub.4烷氧基、C.sub.1-C.sub.4卤代烷氧基取代;Y表示C.sub.6-C.sub.10芳基,该基团可以选择性地用一个或多个卤素原子、C.sub.1-C.sub.4烷基或卤代烷基、C.sub.1-C.sub.4烷氧基、C.sub.1-C.sub.4卤代烷氧基取代。