申请人:MERCK & CO. INC.
公开号:EP0532097A1
公开(公告)日:1993-03-17
Compounds of the formula:
Compounds according to the structural formula, wherein R¹ is
(1) hydrogen,
(2) alkoxycarbonyl or
(3) unsubstituted or substituted alkyl wherein said substituent is hydroxyl, alkoxyl, carboxyl, carboxyalkyl., alkylsulfonyl or alkoxycarbonyl; and
R² is
(1) hydrogen,
(2) alkoxyl,
(3) aralkoxyl,
(4) alkoxycarbonyl,
(5) alkoxycarbonylamino,
(6) unsubstituted or substituted cycloalkyl, wherein said substituent is carboxyl,
(7) unsubstituted or substituted phenyl wherein said substituent is one or more of carboxyl, carboxyalkyl or SO₃H,
(8) unsubstituted or substituted amino, wherein said substituent is unsubstituted or substituted alkyl where said substituent is one or more of carboxyl, alkylsulfonyl or unsubstituted 5-membered heterocyclic rings having 1 or 2 heteroatoms, where said heteroatom is N,
(9) unsubstituted or substituted rings of the formulae
where said substituents are one or more of alkyl, carboxyl, carboxyalkyl, carboxyaralkyl, aralkylcarbonyl, aralkoxycarbonyl, alkoxycarbonyl, alkoxycarbonylalkyl, alkoxycarbonylaminoalkylcarbonyl, oxo or unsubstituted or substituted amino wherein said substituent is one or more of alkyl, carboxylalkyl, alkoxycarbonyl or alkoxycarbonylalkyl or
(10) unsubstituted or substituted alkyl, wherein said substituent is one or more of hydroxyl, carboxyl, carboxyalkylphenyl, alkylsulfonyl, aminocarbonyl, alkylaminocarbonyl, aralkyl, aralkoxycarbonyl, halogen, alkoxycarbonyl, alkoxycarbonylalkyl, Het or unsubstituted or substituted amino, wherein said substituent is one or more of alkyl, alkylcarbonyl, alkylsulfonyl, carboxyalkyl, Cyc, alkoxycarbonyl, alkoxycarbonylalkyl, aralkoxycarbonyl, aminocarbonylalkyl, alkylaminocarbonyl, phenalkyl or unsubstituted or substituted alkylcarbonyl, where said substituent is a 5-membered heterocyclic ring having 1 or 2 heteroatoms and where said hetero atom is N, where Het is defined as for the above heterocyclic rings and where Cyc is defined as substituted or unsubstituted cycloalkyl wherein said substituent is selected from the group consisting of alkoxycarbonyl, carboxyl, hydroxyl, oxo or spiro-dioxolinyl . Such compounds are oxytocin antagonists useful in the treatment of preterm labor, dysmenorrhea and for the stoppage of labor preparatory to cesarean delivery.
式中的化合物:
根据结构式的化合物,其中 R¹ 是
(1) 氢
(2) 烷氧基羰基或
(3) 未取代或取代的烷基,其中所述取代基为羟基、烷氧基、羧基、羧基烷基、烷基磺酰基或烷氧羰基;以及
R² 是
(1) 氢
(2) 烷氧基
(3) 芳烷氧基
(4) 烷氧羰基
(5) 烷氧羰基氨基
(6) 未取代或取代的环烷基,其中所述取代基为羧基、
(7) 未取代或取代的苯基,其中所述取代基为羧基、羧基烷基或 SO₃H 中的一个或多个、
(8) 未取代或取代的氨基,其中所述取代基为羧基、烷基磺酰基或具有 1 个或 2 个杂原子的未取代 5 元杂环中的一个或多个,其中所述杂原子为 N、
(9) 式中的未取代或取代环
其中所述取代基为烷基、羧基、羧基烷基、羧基烷基、烷基羰基、烷氧基羰基、烷氧基羰基、烷氧基羰基烷基、烷氧基羰基氨基烷基羰基、氧代或未取代或取代的氨基中的一个或多个,其中所述取代基为烷基、羧基烷基、烷氧基羰基或烷氧基羰基烷基中的一个或多个,或
(10) 未取代或取代的烷基,其中所述取代基为羟基、羧基、羧基烷基苯基、烷基磺酰基、氨基羰基、烷基氨基羰基、芳基、芳氧基羰基、卤素、烷氧基羰基中的一个或多个、烷氧基羰基、Het 或未取代或取代的氨基,其中所述取代基为烷基、烷基羰基、烷基磺酰基、羧基烷基、环烷基、烷氧基羰基、烷氧基羰基烷基、烷氧基羰基芳基、氨基羰基烷基中的一个或多个、烷基氨基羰基、苯基烷基或未取代或取代的烷基羰基,其中所述取代基为具有 1 个或 2 个杂原子的 5 元杂环,且所述杂原子为 N,Het 的定义与上述杂环相同,Cyc 的定义为取代或未取代的环烷基,其中所述取代基选自由烷氧基羰基、羧基、羟基、氧代或螺二氧环烷基组成的组。此类化合物是催产素拮抗剂,可用于治疗早产、痛经和剖腹产前的停产。