PSEUDOFRUCTOPYRANOSE SULFAMATES AND PHARMACEUTICAL COMPOSITION BASED ON SAID Russian patent published in 1999 - IPC

FIELD: organic chemistry, sugars, pharmacy. SUBSTANCE: invention relates to pseudofructopyranose sulfamates of the formula (I) where R₁, R₂, R₃, R₄ is H, C_1-6-alkyl; X is carbon or sulfur under condition that when X - carbon then R₅ and R₆ are H, C_1-6-alkyl; if X - sulfur then one of R₅ and R₆ is hydrogen and other means electron pair, or both - oxygen, or its pharmaceutically acceptable salt, hydrate, anomer, diastereomer or enantiomer showing an anticonvulsant activity. EFFECT: compounds indicated above, an anticonvulsant activity. 10 cl, 4 ex