申请人:A. Menarini s.a.s.
公开号:US04800208A1
公开(公告)日:1989-01-24
Compounds corresponding to the general formula ##STR1## wherein: R and R1, that may be different, represent a hydrogen atom, a halogen, an alkyl group, an alkoxy radical in which the alkyl group contains one to four carbon atoms, a nitro group, a cyano group, an amino group, an acetamino group, a sulfamidic or N-substituted sulfamidic group; R2 represents a hydrogen atom, a halogen, an alkoxy radical, an alkyl group, a phenyl group, a phenylalkyl group, a phenylalkylene or phenylalkenyl group in which the alkylene or alkenyl radical contains two to four carbon atoms, a nitro group, a cyano group, an amino group, an acetamino group, an N-substituted suylfamidic group; and R3 represents a hydrogen atom, an alkyl group, preferably containing one to three carbon atoms or a cyano group.
化合物对应于一般式##STR1##其中:R和R1,可能不同,表示氢原子,卤素,烷基,其中烷基含有一个到四个碳原子的烷氧基,硝基,氰基,氨基,乙酰氨基,磺酰胺基或N-取代磺酰胺基;R2表示氢原子,卤素,烷氧基,烷基,苯基,苯基烷基,苯基烷基或苯基烯基基团,其中烷基或烯基基团含有两到四个碳原子,硝基,氰基,氨基,乙酰氨基,N-取代硫酰胺基团;R3表示氢原子,烷基,最好含有一个到三个碳原子或氰基。