Synthesis and Evaluation of Anti-inflammatory N-Substituted 3,5-Bis(2-(trifluoromethyl)benzylidene)piperidin-4-ones
作者:Zixin Xie、Zaikui Zhang、Shufang Yu、Donghua Cheng、Huan Zhang、Chao Han、Handeng Lv、Faqing Ye
DOI:10.1002/cmdc.201600606
日期:2017.2.20
A total of 24 N‐substituted 3,5‐bis(2‐(trifluoromethyl)benzylidene)piperidin‐4‐one derivatives were synthesized via aldol condensation, and their anti‐inflammatory activities were evaluated. These compounds were found to have no significant cytotoxicity against mouse bone marrow cells in vitro. However, some compounds, such as c6 (N‐(3‐methylbenzoyl)‐3,5‐bis‐(2‐(trifluoromethyl)benzylidene)piperidin‐4‐one)
通过羟醛缩合反应合成了24种N-取代的3,5-双(2-(三氟甲基)亚苄基)哌啶-4-酮衍生物,并评估了它们的抗炎活性。发现这些化合物在体外对小鼠骨髓细胞没有明显的细胞毒性。但是,某些化合物,例如c6(N-(3-甲基苯甲酰基)-3,5-双-(2-(三氟甲基)亚苄基)哌啶-4-酮)和c10(N-(2-氯苯甲酰基)-3,5-双(2-(三氟甲基)亚苄基)哌啶-4-酮)通过抑制脂多糖(LPS)刺激的肿瘤坏死因子(TNF)-α表现出有效的抗炎活性,RAW 264.7细胞中白细胞介素-6(IL-6),IL-1β,前列腺素E2(PGE2)和一氧化氮(NO)的产生。用2.5或10 mg kg -1的c6或c10处理可显着降低角叉菜胶诱发的大鼠足水肿,发现这些化合物的抗炎作用优于塞来昔布或消炎痛及其母体化合物C66(2,6-双-(2-(三氟甲基)亚苄基)环己酮)。药代动力学分析表明c6具有比姜黄素更好的生物利