DERIVATIVES OF OXAZOLIDINEDIONE, THEIR SYNTHESIS (VARIANTS) AND PHARMACEUTICAL COMPOSITION Russian patent published in 2000 - IPC

FIELD: organic chemistry, pharmacy. SUBSTANCE: invention relates to derivatives of oxazolidinedione of the formula: where R means optionally substituted hydrocarbon residue or heterocyclic group; Y means the group as -CO-, -CH(OH) or NR³ where R³ means optionally substituted alkyl group; m = 0 or 1; n = 0, 1 or 2; A means bivalent C_1-7-aliphatic hydrocarbon group; R¹ means hydrogen atom or alkyl group; ring E means benzene ring having 1 or 2 substituents; L and M mean hydrogen atom, respectively, or L and M can be fused and form the bond at condition that the group is not the group where R² means alkyl group, or their salts. Compounds decrease blood glucose and lipids content effectively. EFFECT: improved method of synthesis, enhanced effectiveness of compounds. 25 cl, 8 tbl, 114 ex