The present invention relates to an improved process for the preparation of a compound having formula (I). The compound having formula (I) is the backbone diol precursor/intermediate used to produce montelukast sodium. Montelukast sodium is a leukotriene antagonist and is a useful agent in the treatment of asthma as well as other conditions mediated by leukotrienes, such as inflammation and allergies, e.g. allergic rhinitis.
本发明涉及一种改进的制备具有
化学式(I)的化合物的过程。具有
化学式(I)的化合物是用于生产蒙特鲁卡特
钠的骨架二醇前体/中间体。蒙特鲁卡特
钠是一种
白三烯拮抗剂,是治疗哮喘以及其他由
白三烯介导的疾病的有用药物,例如炎症和过敏,如过敏性鼻炎。