申请人:——
公开号:US04762933A1
公开(公告)日:1988-08-09
New 1-oxa-2-oxo-3-R-3-aza- 5-Z-cyclopentane derivatives, wherein R is alkyl or hydroxyalkyl having in each case 1-6 C atoms, cycloalkyl having 3-8 C atoms, unsubstituted aryl or aralkyl or aryl or aralkyl each of which has a total of 6-15 C atoms and, in the aryl radical, is monosubstituted to trisubstituted by alkyl, alkoxy, OH and/or Cl or monosubstituted by methylenedioxy, Z is --(CHOH).sub.n --H and n is 2, 3, 4 or 5, can be used as intermediate products for the preparation of active compounds for medicaments, such as toloxatone.
1-氧-2-氧-3-R-3-氮-5-Z-环戊烷衍生物的新品种,其中R是每个有1-6个碳原子的烷基或羟基烷基,有3-8个碳原子的环烷基,未取代的芳基或芳烷基或芳基或芳烷基,每个都有6-15个碳原子,在芳基自由基中,用烷基、烷氧基、OH和/或Cl单至三取代,或用甲二氧基单取代,Z是-(CHOH).sub.n --H,n是2、3、4或5,可以用作制备药物活性化合物,如佐罗沙酮的中间产品。