申请人:SUMITOMO CHEMICAL COMPANY, LIMITED
公开号:EP0139515A2
公开(公告)日:1985-05-02
A compound which has strong anti-ulcer activity and is useful in the treatment of ulcers has the formula:
wherein X1 is a free or esterified carboxyl group, or a group of the formula:
(Ra and Rb are each independently a hydrogen atom, a C1-C4 alkyl group, a C3-C7 cycloalkyl group, a benzyl group, a phenyl group, a phenyl group substituted with a halogen atom or a C1-C4 alkyl group, or, when taken together with the adjacent nitrogen atom to which they are attached, they represent a 5 to 7 membered saturated heterocyclic group), Y' is a group of the formula:
(R6 is a hydrogen atom or C1-C4 alkyl group), or
R6 is as defined above),
R1 is a hydrogen atom, a hydroxyl group or a protected hydroxyl group, R2 is a hydrogen atom or R1 and R2, when taken together, mean a single linkage to form a double bond between the carbon atoms to which they are linked, R3 is a hydroxyl group or a protected hydroxyl group, R4 is-a a hydrogen atom or a C1-C4 alkyl group, R5 is a hydrogen atom, a C1-C12 alkyl group, a C2-C12 alkenyl group, a C2-C12 alkynyl group, a C3-C10 cycloalkyl group, a C4-C10 cycloalkenyl group, a hydroxy C1-C12 alkyl group, a C3-C10 heterocyclic group, a phenyl group optionally Substituted with a halogen atom a hydroxy group a C. C4 alkyl group a trifluoromethyl group. or a C1-C4 alkyl group or a group of the formula. A-B (A is a C1-C7 alkylene chain and B is a C3-C10 cycloalkyl group, a C4-C10 cycloalkenyl group, a C1-C12 alkoxy group, a C3-C10 cycloalkoxy group, a C4-C10 cycloalkenyloxy group, a C3-C10 heterocyclic group, or a phenyl or phenoxy group optionally substituted with a halogen atom. a hydroxy group, a C1-C4 alkyl group. a trifluoromethyl group or a C1-C4 alkoxy group) m is 0, 1 or 2; or a non-toxic pharmaceutically acceptable salt thereof.
一种化合物具有很强的抗溃疡活性,可用于治疗溃疡,其式如下
其中 X1 是游离的或酯化的羧基,或者是式中的基团:
(Ra和Rb各自独立地为氢原子、C1-C4烷基、C3-C7环烷基、苄基、苯基、被卤素原子或C1-C4烷基取代的苯基,或者,当它们与所连接的相邻氮原子结合在一起时,它们代表5至7个成员的饱和杂环基团),Y'是式中的一个基团:
(R6 是氢原子或 C1-C4 烷基),或
R6 如上定义)、
R1 是氢原子、羟基或受保护的羟基,R2 是氢原子,或 R1 和 R2 结合在一起时,表示在它们所连接的碳原子之间形成双键的单链,R3 是羟基或受保护的羟基,R4 是氢原子或 C1-C4 烷基、R5 是氢原子、C1-C12 烷基、C2-C12 烯基、C2-C12 炔基、C3-C10 环烷基、C4-C10 环烯基、羟基 C1-C12 烷基、C3-C10 杂环基、任选被卤素原子取代的苯基、羟基、C.或 C1-C4 烷基或式中的基团。A-B(A 是 C1-C7 亚烷基链,B 是 C3-C10 环烷基、C4-C10 环烯基、C1-C12 烷氧基、C3-C10 环烷氧基、C4-C10 环烯氧基、C3-C10 杂环基、或任选被卤素原子取代的苯基或苯氧基。m 为 0、1 或 2;或其无毒性的药学上可接受的盐。