申请人:Miles Laboratories, Inc.
公开号:US04132738A1
公开(公告)日:1979-01-02
Analogues of PGE.sub.1 having the structural formula, ##STR1## in which J is R-hydroxymethylene or S-hydroxymethylene; R.sub.1 is hydrogen; R.sub.2 is hydrogen or together with R.sub.4 is a methylene chain of 2 to 3 carbon atoms such that a cycloalkyl of 5 to 6 carbon atoms inclusive is formed; R.sub.3 is hydrogen or methyl, or together with R.sub.4 is a methylene or a lower alkylated methylene chain of 2 to 5 carbon atoms such that a cycloalkyl or a lower alkylated cycloalkyl of 4 to 7 carbon atoms inclusive is formed, or together with R.sub.4 is bicycloalkyl or bicycloalkenyl moiety having the formula: ##STR2## SUCH THAT A BICYCLOALKYL OR BICYCLOALKENYL COMPOUND IS FORMED, WHEREIN M AND N ARE INTEGERS HAVING A VALUE FROM 0 TO 3, P IS AN INTEGER HAVING A VALUE FROM 0 TO 4 AND Q IS AN INTEGER HAVING A VALUE OF FROM 1 TO 4 AND WHEREIN THE DOUBLE BOND OF SUCH BICYCLOALKENYL IS IN THE M, N, P, OR Q BRIDGE; R.sub.4 is hydrogen or methyl or together with R.sub.2 or R.sub.3 forms a cycloalkyl or bicycloalkyl or bicycloalkenyl as defined above, or together with R.sub.5 is a methylene chain of 3 to 5 carbon atoms such that a cycloalkyl of 4 to 6 carbon atoms inclusive is formed; R.sub.5 is selected from the group consisting of hydrogen, straight-chain alkyl having from 1 to 3 carbon atoms or together with R.sub.4 forms a cycloalkyl as defined above; and R.sub.6 is hydrogen or straight-chain alkyl having from 1 to 3 carbon atoms are disclosed. Pge.sub.1 ester analogues of the above formula, limited to the structures wherein two of R.sub.2, R.sub.3 R.sub.4 and R.sub.5 form a cycloalkyl, lower alkylated cycloalkyl, bicycloalkyl or bicycloalkenyl are also disclosed. The prostaglandin analogues selectively produce bronchodilation and decrease gastric secretion in vivo. Methods of preparing the analogues and starting materials required in the synthesis of the analogues are also disclosed.
具有结构式##STR1##的PGE.sub.1的类似物,其中J是R-羟甲亚甲基或S-羟甲亚甲基;R.sub.1是氢;R.sub.2是氢或与R.sub.4一起是2到3个碳原子的亚甲基链,形成包括5到6个碳原子的环烷基;R.sub.3是氢或甲基,或与R.sub.4一起是2到5个碳原子的亚甲基或低烷基化亚甲基链,形成包括4到7个碳原子的环烷基或低烷基化环烷基,或与R.sub.4一起是具有式子的双环烷基或双环烯基基团:##STR2##形成双环烷基或双环烯基化合物,其中M和N是具有值从0到3的整数,P是具有值从0到4的整数,Q是具有值从1到4的整数,且此类双环烯基的双键位于M、N、P或Q桥上;R.sub.4是氢或甲基,或与R.sub.2或R.sub.3一起形成如上定义的环烷基或双环烷基或双环烯基,或与R.sub.5一起是3到5个碳原子的亚甲基链,形成包括4到6个碳原子的环烷基;R.sub.5选自由氢、具有1到3个碳原子的直链烷基或与R.sub.4一起形成如上定义的环烷基;R.sub.6是氢或具有1到3个碳原子的直链烷基。上述结构的Pge.sub.1酯类似物,限于其中两个R.sub.2、R.sub.3、R.sub.4和R.sub.5形成环烷基、低烷基化环烷基、双环烷基或双环烯基的结构也被披露。这些前列腺素类似物在体内选择性地产生支气管扩张并减少胃分泌。还披露了制备这些类似物以及合成这些类似物所需的起始物料的方法。