申请人:The Procter & Gamble Company
公开号:US05663189A1
公开(公告)日:1997-09-02
The subject invention relates to compounds having the structure: ##STR1## wherein (a) n is an integer from 1 to about 3; (b) X and Y are each independently selected from O, S and CH.sub.2, with at least one of X and Y being O or S; (c) R is unsubstituted, straight or branched chain alkanyl or alkanoxy having from 1 to about 3 non-hydrogen atoms; and (d) R' is selected from hydrogen, methyl, cyano, and halo; pharmaceutical compositions containing such compounds; and the use of such compounds for preventing or treating one or more of respiratory disorders, ocular disorders, and gastrointestinal disorders.
本发明涉及具有以下结构的化合物:##STR1## 其中:(a) n是1到约3的整数;(b) X和Y各自独立地选择O、S和CH.sub.2,其中至少有一个是O或S;(c) R是未取代的直链或支链烷基或烷氧基,具有1到约3个非氢原子;(d) R'从氢、甲基、氰基和卤素中选择;包含这种化合物的制药组合物;以及使用这种化合物预防或治疗呼吸系统疾病、眼部疾病和胃肠疾病。