5-Aminoalkyl-pyrazolo[4,3-d]pyrimidines with a phosphodiesterase v-inhibiting effect

摘要

The present invention relates to 5-aminomethylpyrazolo[4,3-d]pyrimidines of the general formula (I) in which the radicals R<1 >to R<6 >have the meaning indicated in the text. The compounds show phosphodiesterase V inhibition and can be employed for the treatment of conditions of the cardiovascular system and for the treatment of potency disorders.