The present invention relates to new pyrazolo[l,5-a]pyrimidine derivatives of formula (I) or pharmaceutical ly acceptable salts, biologically active metabolites, pro-drugs, racemates, enantiomers, diastereomers, solvates and hydrates thereof that serve as GABAB receptor positive allosteric modulators. The invention al so relates to the process for producing such compounds. The invention further relates to pharmaceutical compositions comprising such compounds optionally in combination with two or more different therapeutic agents and the use of such compounds in methods for treating diseases and conditions mediated and modulated by the GABAB receptor positive allosteric mechanism. The invention al so provides a method for manufacture of medicaments useful in the treatment of such disorders.
本发明涉及公式(I)的新型
吡唑并[1,5-a]
嘧啶衍
生物或其药学上可接受的盐、
生物活性代谢物、前药、外消旋体、对映体、非对映异构体、溶剂化物和
水合物,它们作为
GABAB受体正向变构调节剂。本发明还涉及制备这些化合物的方法。本发明还涉及包含这些化合物的药物组合物,可选地与两种或两种以上不同的治疗剂联合使用,并且这些化合物在治疗
GABAB受体正向变构机制介导和调节的疾病和病况的方法中的使用。本发明还提供了一种制造有用于治疗这些疾病的药物的方法。