Piperazine derivatives, processes for their preparation and pharmaceutical preparations containing them
申请人:GIST-BROCADES N.V.
公开号:EP0099148A1
公开(公告)日:1984-01-25
The invention relates to new piperazine derivatives of the general formula
in which R' and R2 each represents 1,2 or 3 halogen atoms, which may be the same or different,
R3 represents a hydrogen atom or 1, 2 or 3 halogen atoms, X represents a hydroxy, C1-4alkoxy, phenylcarbamoyloxy or C1-4alkylcarbamoyloxy group,
Y represents a hydrogen atom or a C1-3 alkyl group or X and Y together with the carbon atom to which they are linked represent a carbonyl group,
m is 1, 2 or 3,
n is 0 or 1, with the proviso that m + n is at most 3, and their acid addition and quaternary ammonium salts. Other features of the invention are -processes for the preparation of compounds of formula I.
- pharmaceutical preparations comprising a compound of formula I.
本发明涉及通式如下的新哌嗪衍生物
其中 R' 和 R2 分别代表 1、2 或 3 个卤素原子,它们可以相同或不同、
R3 代表氢原子或 1、2 或 3 个卤素原子,X 代表羟基、C1-4烷氧基、苯基氨基甲酰氧基或 C1-4 烷基氨基甲酰氧基、
Y 代表氢原子或 C1-3 烷基,或 X 和 Y 与它们连接的碳原子一起代表一个羰基、
m 是 1、2 或 3、
n 为 0 或 1,但 m + n 至多为 3,以及它们的酸加成盐和季铵盐。本发明的其他特征是--制备式 I 化合物的工艺。
- 包含式 I 化合物的药物制剂。