The subject matter of the application are pyrazole derivatives with an ergoline skeleton of general formula
wherein
x ... y stands for a group of formula
R means a hydrogen atom or a methyl group,
R represents a hydrogen atom or a C1-4-alkyl, carbethoxy or pyridyl group and either
R2 stands for a hydrogen atom or a C1-4-alkyl, allyl, C2-4- oxoalkyl, C2-4-hydroxyalkyl or C2-4-hydroxyiminoalkyl group and
R3 means a hydrogen atom or a C1-4-alkyl, hydroxy or pyridyl group or
R2 and R3 together stand for a group of general formula II of claim 1,
as well as their salts as well as a process for preparing them and pharmaceutical compositions containing these compounds.
The above compounds above all are potent PGF2α receptor antagonists.
本申请的主题是通式为麦角啉骨架的
吡唑衍
生物
式中
x ... y 代表式中的基团
R 代表氢原子或甲基、
R 代表氢原子或 C1-4-烷基、甲氧基或
吡啶基,以及
R2 代表氢原子或 C1-4-烷基、烯丙基、C2-4-氧代烷基、C2-
4-羟基烷基或 C2-4- 羟基亚
氨基烷基,以及
R3 指氢原子或 C1-4-烷基、羟基或
吡啶基或
R2 和 R3 共同代表权利要求 1 中通式 II 的基团、
以及它们的盐类和它们的制备方法以及含有这些化合物的药物组合物。
上述化合物都是强效的
PGF2α 受体拮抗剂。