FIELD: medicine; pharmacology.
SUBSTANCE: invention refers to 5-amino-2 (β-D-galactopyranosyloxy)benzoic acid or 5-amino-2(α-D-galactopyranosyloxy)benzoic acid described by general formula [1]: 
or their pharmaceutically acceptable salt, pharmaceutical composition having therapeutic action for ulcerative colitis and based on this compound, as well as to therapeutic agent applied for ulcerative colitis including active component represented with 5-amino-2(β-D-galactopyranosyloxy)benzoic acid, 5-amino-2(α-D-galactopyranosyloxy)benzoic acid or 5-amino-2(β-D-glucopyranosyloxy)benzoic acid or their pharmaceutically acceptable salt. Connection under this invention can be effectively delivered to large intestine as exposure site, can be decomposed by intestine bacterial flora so that 5-aminosalicylic acid is formed in large intestine as active component.
EFFECT: new compounds possess useful biological properties.
3 cl, 1 tbl, 9 dwg, 2 ex
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