DERIVATIVES OF IMIDAZO[1,2-A] (PYRROLO-, THIENO- OR FURANO) [2,3-D]AZEPINES SHOWING ANTIALLERGIC ACTIVITY, METHOD OF THEIR SYNTHESIS, INTERMEDIATE COMPOUNDS FOR THEIR SYNTHESIS, PHARMACEUTICAL COMPOSITIONS AND METHOD OF THEIR PREPARING

摘要

FIELD: organic chemistry. SUBSTANCE: products: imidazo[1,2-a](pyrrolo-, thieno- or furano)[2,3-d]azepines of the formula (I)where: each dotted line means optionally possible bond; Rmeans hydrogen, C-alkyl, halogen, ethenyl substituted with hydroxycarbonyl or C-alkylhydroxycarbonyl, hydroxy-C-alkyl, formyl, hydroxycarbonyl or hydroxycarbonyl-C-alkyl; Rmeans hydrogen, C-alkyl, ethenyl substituted with hydroxycarbonyl or C-alkylhydroxycarbonyl, C-alkyl substituted with hydroxycarbonyl or C-alkylhydroxycarbonyl, hydroxy-C-alkyl, formyl or hydroxycarbonyl; Rmeans hydrogen, C-alkyl, hydroxy-C-alkyl, phenyl or halogen; X means O, S or NR; L means hydrogen, C-alkyl, substituted C-alkyl, C-alkenyl, C-alkenyl substituted with aryl, or radical of the formula -Alk-Y-Het(a-1), -Alk-NH-CO-Het(a-2) or Alk-Het(a-3). Invention describes also preparations containing these compounds, methods of their preparing and intermediate compounds. EFFECT: higher efficiency.