Department of Medicinal Chemistry, Merck Research Laboratories, Sumneytown Pike, PO Box 4, West Point, PA 19486, USA.
Bioorg Med Chem Lett. 2010 Feb 15;20(4):1334-7. doi: 10.1016/j.bmcl.2010.01.013. Epub 2010 Jan 11.
Replacement of a phenyl ring with N-linked heterocycles in a series of quinolone carboxylic acid M1 positive allosteric modulators was investigated. In particular, a pyrazole derivative exhibited improvements in potency, free fraction, and CNS exposure.
研究了一系列喹诺酮羧酸 M1 正变构调节剂中 N 连接杂环取代苯环。特别是,吡唑衍生物在效力、游离分数和中枢神经系统暴露方面得到了改善。