| 摘要 |
Oxazolidin-2-one derivs. of formula (I), corresp. pharmaceutically-acceptable acid addn. salt or pharmaceutically-acceptable cationic salt are new. Rb is (i), (ii) (iii) or (iv), W is S or O; X, X' is H, Cl, F or CF3; Y is -COOR1, -CON(R1)CH2CONR3R3, gp. (v) or vi), Ra, R1, R2, R3 are H, CH3, R4 is CH3 or CF3. For pharmaceutically-acceptable acid addn. salt, Y is gp. (v) or Rb is gp. (iii). For pharmaceutically-acceptable cationic salt y is -COOH or gp. (vi). - Also claimed is an optically active cpd. of formula (I) and use of cpd. (I) as a medicament for the treatment of hyperglycemia. |
