The present invention relates to optionally substituted 3-amino-4,5-dihydro-(1H or 2H)-pyrazolo[3,4-d]pyrimidin-6(7H)-ones and their 4-imino or 4-thioxo derivatives, e.g., 3-amino-4-(thioxo or imino)-4,5-dihydro-2H-pyrazolo[3,4-d]pyrimidin-6(7H)-ones, 3-amino-4-(thioxo or imino)-4,5-dihydro-2H-pyrazolo[3,4-d]pyrimidin-6(7H)-ones, 3-amino-4-(thioxo or imino)-4,5-dihydro-1H-pyrazolo[3,4-d]pyrimidin-6(7H)-ones, processes for their production, their use as pharmaceuticals and pharmaceutical compositions comprising them.
本发明涉及可选择取代的3-
氨基-4,5-二氢-(1H或2H)-
吡唑并[3,4-d]
嘧啶-6(7H)-酮及其4-亚
氨基或4-
硫代氧衍
生物,例如3-
氨基-4-(
硫代或亚
氨基)-4,5-二氢-2H-
吡唑并[3,4-d]
嘧啶-6(7H)-酮,3-
氨基-4-(
硫代或亚
氨基)-4,5-二氢-2H-
吡唑并[3,4-d]
嘧啶-6(7H)-酮,3-
氨基-4-(
硫代或亚
氨基)-4,5-二氢-1H-
吡唑并[3,4-d]
嘧啶-6(7H)-酮,以及它们的制备方法,它们作为药物的用途以及包含它们的药物组合物。