METHOD FOR PRODUCING 4,4,7-TRIFLUORO-1,2,3,4-TETRAHYDRO-5H-1-BENZAZEPINE COMPOUND AND INTERMEDIATE USED IN THE METHOD
申请人:ASTELLAS PHARMA INC.
公开号:US20150141641A1
公开(公告)日:2015-05-21
The present invention provides a method for producing a 4,4,7-trifluoro-1,2,3,4-tetrahydro-5H-1-benzazepine compound which has an superior agonistic activity to an arginine vasopressin V2 receptor and is useful as an active ingredient for a pharmaceutical composition for preventing and/or treating urinary frequency, urinary incontinence, enuresis, central diabetes insipidus, nocturia, nocturnal enuresis, or the like; and useful intermediates for use in the methods. The production method of the present invention is suitable for the industrial production of a medicament, because of a smaller number of steps, a higher yield, and a lower cost, as compared with the methods in the related art.
本发明提供了一种生产4,4,7-三氟-1,2,3,4-四氢-5H-1-苯并氮杂环化合物的方法,该化合物具有对精氨酸加压素V2受体的优良激动活性,并且可用作预防和/或治疗尿频、尿失禁、遗尿、中枢性尿崩症、夜尿症、夜间遗尿或类似疾病的制药组合物的活性成分;以及用于该方法的有用中间体。与相关技术中的方法相比,本发明的生产方法步骤更少、收率更高、成本更低,适用于药物的工业生产。