申请人:Richardson-Merrell Inc.
公开号:US04285957A1
公开(公告)日:1981-08-25
Novel compounds of the following formula: ##STR1## wherein R.sub.1 is hydrogen or hydroxy; R.sub.2 is hydrogen; or R.sub.1 and R.sub.2 taken together form a second bond between the carbon atoms bearing R.sub.1 and R.sub.2 ; n is an integer of from 1 to 5; R.sub.3 is --CH.sub.3, --CH.sub.2 OH, --COOH or --COOalkyl wherein the alkyl moiety has from 1 to 6 carbon atoms and is straight or branched; and each of A and B is hydrogen or hydroxy; with the provisos that at least one of A or B is hydrogen and one of A or B is other than hydrogen when R.sub.3 is --CH.sub.3 ; and pharmaceutically acceptable salts thereof.
以下是上述化合物的中文翻译:
新型化合物的化学式如下:##STR1## 其中R.sub.1为氢或羟基;R.sub.2为氢;或R.sub.1和R.sub.2共同形成连接R.sub.1和R.sub.2所在碳原子之间的第二个键;n为1至5的整数;R.sub.3为--CH.sub.3,--CH.sub.2 OH,--COOH或--COOalkyl,其中烷基部分具有1至6个碳原子,并且是直链或支链的;A和B中的每一个都是氢或羟基;但至少A或B中的一个为氢,当R.sub.3为--CH.sub.3时,A或B中的一个除外;以及其药学上可接受的盐。