The present invention relates to: a novel method for preparing a heterocyclic derivative compound of chemical formula I below; a novel intermediate compound used in the preparation method; a composition for treatment or prevention of hyperuricacidemia, gout, nephritis, chronic renal insufficiency, nephrolith, uremia, urolithiasis, or a uric acid-related disease, the composition containing the compound of chemical formula I at a dose of more than 2 mg and equal to or less than 10 mg and being orally administered once a day; and a hydrochloride 1.5 hydrate of the novel compound of chemical formula I.
本发明涉及一种用于制备下述
化学式 I 的杂环衍
生物化合物的新方法;一种用于该制备方法的新中间体化合物;一种用于治疗或预防高
尿酸血症、痛风、肾炎、慢性肾功能不全、肾结石、尿毒症、尿石症或
尿酸相关疾病的组合物,该组合物含有剂量大于 2 毫克且等于或小于 10 毫克的
化学式 I 的化合物,每天口服给药一次;以及一种
盐酸 1.5
水合物的
化学式 I 的新型化合物。