申请人:Euro-Celtique, S.A.
公开号:US06025361A1
公开(公告)日:2000-02-15
Disclosed are compounds of formula (I), wherein R.sup.1, R.sup.3 and R.sup.8 are independently alkyl, aryl or aralkyl, and R.sup.2 is selected from the group consisting of S and O, R.sup.6 is selected from the group consisting of S and O, provided that R.sup.2 and R.sup.6 are not both O. The compounds are effective PDE IV inhibitors and possess improved PDE IV inhibition and improved selectivity with regard to PDE III inhibition. Methods of treatment using the compounds are also disclosed.
本文揭示了式(I)的化合物,其中R.sup.1,R.sup.3和R.sup.8独立地是烷基,芳基或芳基烷基,而R.sup.2选自由S和O组成的群体,R.sup.6选自由S和O组成的群体,但要求R.sup.2和R.sup.6不同时为O。该化合物是有效的PDE IV抑制剂,具有改进的PDE IV抑制和改进的选择性,关于PDE III抑制。本文还揭示了使用该化合物的治疗方法。