5-aminoalkyl-pyrazolo[4,3-d]pyrimidines with a...

Details 5-aminoalkyl-pyrazolo[4,3-d]pyrimidines with a... 5-aminoalkyl-pyrazolo[4,3-d]pyrimidines with a...

2006-06-13

2006-06-13

McKenzie, Thomas C. (Department: 1624)

Organic compounds -- part of the class 532-570 series

Organic compounds

Four or more ring nitrogens in the bicyclo ring system

C544S262000, C514S262100, C514S253030, C514S252160

Reexamination Certificate

active

07060823

ABSTRACT:
The present invention relates to 5-aminomethylpyrazolo[4,3-d]pyrimidines of the general formula (I)in which the radicals R1to R6have 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.

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