申请人:Ono Pharmaceutical Company
公开号:US04128720A1
公开(公告)日:1978-12-05
Prostaglandins of the formula: ##STR1## wherein A represents a grouping of the formula: ##STR2## X represents ethylene or cis-vinylene, Y represents ethylene or trans-vinylene, R represents a hydrogen atom or a straight- or branched-chain alkyl group containing from 1 to 12 carbon atoms, R.sup.1 represents a hydrogen atom or a straight- or branched-chain alkyl group containing from 1 to 10 carbon atoms, R.sup.2 represents a straight- or branched-chain alkyl group containing from 1 to 4 carbon atoms, R.sup.3 represents a straight- or branched-chain alkyl group containing from 1 to 4 carbon atoms, a cycloalkyl group containing from 4 to 7 carbon atoms, or a grouping of the formula: ##STR3## wherein R.sup.4 and R.sup.5 each represents a hydrogen or halogen atom, a trifluoromethyl group or an alkyl group containing from 1 to 3 carbon atoms, or R.sup.2 and R.sup.3 together represent an ethylene or trimethylene group and cyclodextrin clathrates of such acids and esters and, when R represents a hydrogen atom, non-toxic salts of such acids, are disclosed. These compounds exhibit characteristic prostaglandin activity, in particular, inhibitory activity on gastric secretion, luteolytic activity and so on.
该公式的前列腺素为:其中A代表以下公式的分组:X代表乙烯或顺式乙烯基,Y代表乙烯或反式乙烯基,R代表氢原子或含有1至12个碳原子的直链或支链烷基基团,R.sup.1代表氢原子或含有1至10个碳原子的直链或支链烷基基团,R.sup.2代表含有1至4个碳原子的直链或支链烷基基团,R.sup.3代表含有1至4个碳原子的直链或支链烷基基团,含有4至7个碳原子的环烷基基团,或以下公式的分组:其中R.sup.4和R.sup.5各自代表氢或卤素原子、三氟甲基基团或含有1至3个碳原子的烷基基团,或R.sup.2和R.sup.3一起代表乙烯或三亚甲基基团,以及这些酸和酯的环糊精包合物,当R代表氢原子时,这些酸的非毒性盐被揭示。这些化合物表现出特征性的前列腺素活性,特别是对胃分泌的抑制活性,黄体溶解活性等。