1-[(3R)-3-[4-amino-3-[4-(trifluoromethoxy)phenyl]pyrazolo[3,4-d]pyrimidin-1-yl]piperidin-1-yl]prop-2-en-1-one | 1407966-51-1

• 分子结构分类: 有机化合物 - 有机杂环化合物 - 唑类
• 英文名称: 1-[(3R)-3-[4-amino-3-[4-(trifluoromethoxy)phenyl]pyrazolo[3,4-d]pyrimidin-1-yl]piperidin-1-yl]prop-2-en-1-one
• CAS: 1407966-51-1
• 化学式: C₂₀H₁₉F₃N₆O₂
• 分子量: 432.405
• InChiKey: ZMBSAKQLOAAWCL-CYBMUJFWSA-N

计算性质

• 辛醇/水分配系数(LogP)：
  3.2
• 重原子数：
  31
• 可旋转键数：
  4
• 环数：
  4.0
• sp3杂化的碳原子比例：
  0.3
• 拓扑面积：
  99.2
• 氢给体数：
  1
• 氢受体数：
  9

反应信息

• 作为产物：
  描述：

  (S)-1-叔丁氧羰基-3-羟基哌啶 在 盐酸 、 palladium bis[bis(diphenylphosphino)ferrocene] dichloride 、 偶氮二甲酸二异丙酯 、 potassium carbonate 、 三乙胺 、 三苯基膦 作用下， 以 四氢呋喃 、 1,4-二氧六环 、 二氯甲烷 为溶剂， 反应 32.0h， 生成 1-[(3R)-3-[4-amino-3-[4-(trifluoromethoxy)phenyl]pyrazolo[3,4-d]pyrimidin-1-yl]piperidin-1-yl]prop-2-en-1-one
  参考文献：
  名称：

  Covalent Inhibitors of Interleukin-2 Inducible T Cell Kinase (Itk) with Nanomolar Potency in a Whole-Blood Assay

  摘要：

  We wish to report a strategy that targets interleukin-2 inducible T cell kinase (Itk) with covalent inhibitors. Thus far, covalent inhibition of Itk has not been disclosed in the literature. Structure-based drug design was utilized to achieve low nanomolar potency of the disclosed series even at high ATP concentrations. Kinetic measurements confirmed an irreversible binding mode with off-rate half-lives exceeding 24 h and moderate on-rates. The analogues are highly potent in a cellular IP1 assay as well as in a human whole-blood (hWB) assay. Despite a half-life of approximately 2 h in resting primary T cells, the covalent inhibition of Itk resulted in functional silencing of the TCR pathway for more than 24 h. This prolonged effect indicates that covalent inhibition is a viable strategy to target the inactivation of Itk.

  DOI：

  10.1021/jm301190s