Design and Discovery of 6-[(3<i>S</i>,4<i>S</i>)-4-Methyl-1-(pyrimidin-2-ylmethyl)pyrrolidin-3-yl]-1-(tetrahydro-2<i>H</i>-pyran-4-yl)-1,5-dihydro-4<i>H</i>-pyrazolo[3,4-<i>d</i>]pyrimidin-4-one (PF-04447943), a Selective Brain Penetrant PDE9A Inhibitor for the Treatment of Cognitive Disorders
作者:Patrick R. Verhoest、Kari R. Fonseca、Xinjun Hou、Caroline Proulx-LaFrance、Michael Corman、Christopher J. Helal、Michelle M. Claffey、Jamison B. Tuttle、Karen J. Coffman、Shenpinq Liu、Frederick Nelson、Robin J. Kleiman、Frank S. Menniti、Christopher J. Schmidt、Michelle Vanase-Frawley、Spiros Liras
DOI:10.1021/jm3007799
日期:2012.11.8
hyl)pyrrolidin-3-yl]-1-(tetrahydro-2H-pyran-4-yl)-1,5-dihydro-4H-pyrazolo[3,4-d]pyrimidin-4-one (PF-04447943) is a novel PDE9A inhibitor identified using parallel synthetic chemistry and structure-based drug design (SBDD) and has advanced into clinical trials. Selectivity for PDE9A over other PDE family members was achieved by targeting key residue differences between the PDE9A and PDE1C catalytic
6-[(3 S,4 S)-4-甲基-1-(嘧啶-2-基甲基)吡咯烷-3-基] -1-(四氢-2 H-吡喃-4-基)-1,5-二氢-4 H-吡唑并[3,4- d] pyrimidin-4-one(PF-04447943)是使用平行合成化学和基于结构的药物设计(SBDD)鉴定的新型PDE9A抑制剂,已进入临床试验。通过针对PDE9A和PDE1C催化位点之间的关键残基差异,可以实现PDE9A对其他PDE家族成员的选择性。优化了该系列的理化特性,以在包括人类在内的多个物种中提供出色的体外和体内药代动力学特性。据报道会提高啮齿动物的大脑和脑脊液中的中央cGMP水平。此外,它在几种啮齿动物模型中表现出认知活性,在淀粉样前体蛋白(APP)转基因小鼠模型中表现出突触稳定作用。