| abstract |
Thienopyran derivatives of the general formula in the the rest one of the formulas R is hydrogen or a radical -CN, -CHO, -CH = NOH, -CONH₂ or -COOR₁, R₁ is the radical (C₁-C₄) alkyl and n is an integer 3, 4 or 5 and a method for their preparation, pharmaceutical preparations and their use for the treatment of diseases which are cured by activation of membrane K⁺ channels can, like hypertension and asthma. |