| abstract |
The invention provides compounds of the formula (I):n in which: nR is hydrogen, C₁-C₁₄ alkanoyl, CONHR₃ or CO₂R₄: nR₃ is H, phenyl or C₁-C₄alkyl; nR₄ is C₁-C₆ alkyl; nA is CH₂O-R₁ orn when R is C₁-C₁₄ alkanoyl, A may be CH₂OCOR₂ or nCH₂OP(O)(OR₂)R₂; nR₁ is C₇-C₁₄ alkanoyl, nN-(C₆-C₁₄ alkyl) carbamoyl, nnaphthyl-(C₁-C₆ alkylene), npyridyl-(C₁-C₆ alkylene) or nmethoxyethoxymethoxymethyl; and n R₂ is C₁-C₄ alkyl; npharmaceutical compositions containing them, processes for their preparation, and their use in the treatment of inflammation, allergic response and psoriasis. |