The present invention relates to imidazo[1,2-a]pyridine and [1,2,4]triazolo[1, 5-a]pyridine derivatives of formula (I) or a salt thereof. The present compounds are inhibitors of TLR9 and useful in treating preventing, or slowing fibrotic diseases, such as e.g. liver fibrosis, renal fibrosis, biliary fibrosis or pancreatic fibrosis, nonalcoholic steatohepatitis (NASH), non-alcoholic fatty liver disease (NAFLD), chronic kidney disease, diabetic kidney disease, primary sclerosing cholangitis (PSC) or primary biliary cirrhosis (PBC), or idiopathic pulmonary fibrosis (IPF).
本发明涉及公式(I)的
咪唑[1,2-a]
吡啶和[1,2,4]三唑[1,5-a]
吡啶衍生物或其盐。本化合物是TLR9的
抑制剂,可用于治疗、预防或减缓纤维化疾病,如肝纤维化、肾脏纤维化、胆管纤维化或胰腺纤维化、非
酒精性脂肪性肝炎(NASH)、非
酒精性脂肪肝病(NAFLD)、慢性肾脏病、糖尿病肾病、原发性硬化性胆管炎(PSC)或原发性胆汁性肝硬化(PBC)、或特发性肺纤维化(IPF)。