Substituted thiophenes, processes for their preparation, their use as medicament or diagnostic agent. The substituted thiophene derivatives have the following backbone structure: ##STR1##

Medicaments comprising compounds of this type are of use for preventing or treating various disorders, such as, respiratory disorders and snoring, acute and chronic disorders, disorders induced by ischemic and/or reperfusion events and by proliferative or fibrotic events, disorders of the central nervous system and lipid metabolism, diabetes, blood coagulation and infection by parasites.