abstract |
Heterocyclyclarbonyl substituted benzofuranyl-ureas of formula (I) are prepared by reacting heterocyclylcarbonyl substituted 3-amino-benzofuranes with appropriate isocyanates or isothiocyanates. The unsubstituted ureas are transferred into substituted ureas by usual methods of substitution. The heterocyclylcarbonyl substituted benzofuranyl-ureas are useful as active ingredients in medicaments particularly for the treatment of acute and chronical inflammatory processes. <CHEM> A, D, L, R<1>, R<2>, R<3>, R4 are as defined in the applications, R<4> being a heterocyclic group. |