Processes for the preparation of (R)-2-(7-(4-cyclopentyl-3-(trifluoromethyl)benzyloxy)-1,2,3,4-tetrahydrocyclopenta[B]indol-3-yl)acetic acid and salts thereof
申请人:Arena Pharmaceuticals, Inc.
公开号:US11149292B2
公开(公告)日:2021-10-19
The present invention relates to processes and intermediates useful in the preparation of (R)-2-(7-(4-cyclopentyl-3-(trifluoromethyl)benzyloxy)-1,2,3,4-tetrahydrocyclopenta[b]indol-3-yl)acetic acid of Formula (Ia) and salts thereof, an S1P1 receptor modulator that is useful in the treatment of S1P1 receptor-associated disorders, for example, diseases and disorders mediated by lymphocytes, transplant rejection, autoimmune diseases and disorders, inflammatory diseases and disorders (e.g., acute and chronic inflammatory conditions), cancer, and conditions characterized by an underlying defect in vascular integrity or that are associated with angiogenesis such as may be pathologic (e.g., as may occur in inflammation, tumor development and atherosclerosis).
本发明涉及用于制备式(Ia)的(R)-2-(7-(4-环戊基-3-(三氟甲基)苄氧基)-1,2,3,4-四氢环戊并[b]吲哚-3-基)乙酸及其盐的工艺和中间体、一种 S1P1 受体调节剂,可用于治疗与 S1P1 受体相关的疾病,例如由淋巴细胞介导的疾病和紊乱、移植排斥、自身免疫性疾病和紊乱、炎症性疾病和紊乱(如.g.,例如,急性和慢性炎症)、癌症,以及以血管完整性的潜在缺陷为特征的疾病或与血管生成有关的疾病,如病理上的血管生成(如可能发生在炎症、肿瘤发生和动脉粥样硬化中的血管生成)。