(S,Z)-4-((6-chloropyrimidin-4-yl)oxy)-N-((2s,5s)-2-((2E,4E)-5-((3R,5S)-7,7-dimethyl-1,6-dioxaspiro[2.5]octan-5-yl)-3-methylpenta-2,4-dien-1-yl)-1,3-dioxan-5-yl)pent-2-enamide | 1508307-77-4

• 分子结构分类: 有机化合物 - 有机杂环化合物
• 英文名称: (S,Z)-4-((6-chloropyrimidin-4-yl)oxy)-N-((2s,5s)-2-((2E,4E)-5-((3R,5S)-7,7-dimethyl-1,6-dioxaspiro[2.5]octan-5-yl)-3-methylpenta-2,4-dien-1-yl)-1,3-dioxan-5-yl)pent-2-enamide
• CAS: 1508307-77-4
• 化学式: C₂₇H₃₆ClN₃O₆
• 分子量: 534.052
• InChiKey: BDPMFBQCTHSQNP-MOHHFXLPSA-N

计算性质

• 辛醇/水分配系数(LogP)：
  3.93
• 重原子数：
  37.0
• 可旋转键数：
  9.0
• 环数：
  4.0
• sp3杂化的碳原子比例：
  0.59
• 拓扑面积：
  104.33
• 氢给体数：
  1.0
• 氢受体数：
  8.0

反应信息

• 作为产物：
  描述：

  (S,Z)-N-((2R,5R)-2-((2E,4E)-5-((3R,5S)-7,7-dimethyl-1,6-dioxaspiro[2.5]octan-5-yl)-3-methylpenta-2,4-dienyl)-1,3-dioxan-5-yl)-4-hydroxypent-2-enamide 、 alkaline earth salt of/the/ methylsulfuric acid 在 sodium hydride 作用下， 以 N,N-二甲基甲酰胺 、 mineral oil 为溶剂， 反应 4.25h， 以33%的产率得到(S,Z)-4-((6-chloropyrimidin-4-yl)oxy)-N-((2s,5s)-2-((2E,4E)-5-((3R,5S)-7,7-dimethyl-1,6-dioxaspiro[2.5]octan-5-yl)-3-methylpenta-2,4-dien-1-yl)-1,3-dioxan-5-yl)pent-2-enamide
  参考文献：
  名称：

  Optimization of Antitumor Modulators of Pre-mRNA Splicing

  摘要：

  The spliceosome regulates pre-mRNA splicing, which is a critical process in normal mammalian cells. Recently, recurrent mutations in numerous spliceosomal proteins have been associated with a number of cancers. Previously, natural product antitumor agents have been shown to interact with one of the proteins that is subject to recurrent mutations (SF3B1). We report the optimization of a class of tumor-selective spliceosome modulators that demonstrate significant in vivo antitumor activity. This optimization culminated in the discovery of sudemycin D6, which shows potent cytotoxic activity in the melanoma line SK-MEL-2 (IC50 = 39 nM) and other tumor cell lines, including JeKo-1 (IC50 = 22 nM), He La (IC50 = SO nM), and SK-N-AS (IC50 = 81 nM). We also report improved processes for the synthesis of these compounds. Our work supports the idea that sudemycin D6 is worthy of further investigation as a novel preclinical anticancer agent with application in the treatment of numerous human cancers.

  DOI：

  10.1021/jm401370h