申请人:Adir et Cie
公开号:US04970301A1
公开(公告)日:1990-11-13
Compound of general formula I: ##STR1## in which: A is a single or double bond, R.sub.1 and R.sub.3, which may be identical or different, are each a hydrogen atom, an alkoxycarbonylmethylene radical of formula --CH.sub.2 CO.sub.2 R.sub.4 (in which R.sub.4 denotes an alkyl radical having 1 to 5 carbon atoms) or a radical of formula W: ##STR2## (in which n is equal to 0 or 1 and R.sub.5, R.sub.6 and R.sub.7, which may be identical or different, are each a hydrogen or halogen atom, a hydroxyl radical, a trifluoromethyl radical, a lower alkyl radical containing 1 to 5 carbon atoms or an alkoxy radical containing 1 to 5 carbon atoms), R.sub.2 is a hydrogen atom, an alkoxycarbonylmethylene radical of formula --CH.sub.2 CO.sub.2 R.sub.4, a radical of formula W, or a .beta.-glucose or rutinose molecule linked to the oxygen to which it is attached with a glycoside bond, on condition, however, that at least either R.sub.1 or R.sub.2 or R.sub.3 always denotes a radical of formula W, and their addition salts with a pharmaceutically acceptable inorganic or organic acid.
通式I的化合物:##STR1##
其中:A是单键或双键,R.sub.1和R.sub.3可以相同或不同,分别是氢原子,式为--CH.sub.2 CO.sub.2 R.sub.4(其中R.sub.4表示具有1至5个碳原子的烷基基团)的烷氧羰基亚甲基基团或式为W的基团:##STR2##(其中n等于0或1,R.sub.5、R.sub.6和R.sub.7可以相同或不同,分别是氢或卤原子,羟基基团,三氟甲基基团,含有1至5个碳原子的低碳烷基基团或含有1至5个碳原子的烷氧基基团),R.sub.2是氢原子,式为--CH.sub.2 CO.sub.2 R.sub.4的烷氧羰基亚甲基基团,式为W的基团,或与其附着的氧原子以糖苷键连接的β-葡萄糖或芦丁糖分子,但至少R.sub.1或R.sub.2或R.sub.3中的一个始终表示式为W的基团,以及它们与药学上可接受的无机或有机酸的加合盐。