2-ethyl-O-(2,2-dimethylbenzo[1,3]dioxo-5-yl)methyl-2,3,4-tri-O-acetyl-β-D-glucopyranosyluronate | 1185745-18-9

• 分子结构分类: 有机化合物 - 有机氧化合物
• 英文名称: 2-ethyl-O-(2,2-dimethylbenzo[1,3]dioxo-5-yl)methyl-2,3,4-tri-O-acetyl-β-D-glucopyranosyluronate
• 英文别名: methyl (2S,3S,4S,5R,6R)-3,4,5-triacetyloxy-6-[2-(2,2-dimethyl-1,3-benzodioxol-5-yl)ethoxy]oxane-2-carboxylate
• CAS: 1185745-18-9
• 化学式: C₂₄H₃₀O₁₂
• 分子量: 510.495
• InChiKey: FRNXIQAUTYVVPO-YKZCJQPKSA-N

计算性质

• 辛醇/水分配系数(LogP)：
  2.1
• 重原子数：
  36
• 可旋转键数：
  12
• 环数：
  3.0
• sp3杂化的碳原子比例：
  0.58
• 拓扑面积：
  142
• 氢给体数：
  0
• 氢受体数：
  12

反应信息

• 作为反应物：
  描述：

  2-ethyl-O-(2,2-dimethylbenzo[1,3]dioxo-5-yl)methyl-2,3,4-tri-O-acetyl-β-D-glucopyranosyluronate 在 水 、 sodium carbonate 作用下， 以 甲醇 为溶剂， 生成
  参考文献：
  名称：

  A concise synthesis of glucuronide metabolites of urolithin-B, resveratrol, and hydroxytyrosol

  摘要：

  A simple and direct strategy to chemically synthesize O-beta-D-glucuronides of urolithin-B 4, resveratrol 5, and the corresponding hydroxytyrosol derivatives 6, 7 (as a regioisomeric mixture), and 8 is described. The critical glycosylation step has been optimized using a structurally simple phenol, urolithin-B, by modification of several reaction parameters (solvent, promoter, and glucuronide donor). Very high yields have been obtained in the first synthesis of the O-beta-D-glucuronide of urolithin-B 4. Extension of these reaction conditions was used for the synthesis of resveratrol-3-O-glucuronide 5 where a higher yield than previously reported was obtained by using the much more common trichloroacetimidate glucuronide donor. Finally, three O-beta-D-glucuronides of hydroxytyrosol 6, 7, and 8 have been synthesized for the first time using chemical synthesis. (C) 2009 Elsevier Ltd. All rights reserved.

  DOI：

  10.1016/j.carres.2009.05.016
• 作为产物：
  描述：

  2-(2,2-dimethylbenzo[1,3]dioxol-5-yl)ethanol 、 methyl 2,3,4-tri-O-acetyl-α,β-D-glucopyranosyluronate trichloroacetimidate 在 三氟化硼乙醚 作用下， 以 二氯甲烷 为溶剂， 反应 2.0h， 以18%的产率得到2-ethyl-O-(2,2-dimethylbenzo[1,3]dioxo-5-yl)methyl-2,3,4-tri-O-acetyl-β-D-glucopyranosyluronate
  参考文献：
  名称：

  A concise synthesis of glucuronide metabolites of urolithin-B, resveratrol, and hydroxytyrosol

  摘要：

  A simple and direct strategy to chemically synthesize O-beta-D-glucuronides of urolithin-B 4, resveratrol 5, and the corresponding hydroxytyrosol derivatives 6, 7 (as a regioisomeric mixture), and 8 is described. The critical glycosylation step has been optimized using a structurally simple phenol, urolithin-B, by modification of several reaction parameters (solvent, promoter, and glucuronide donor). Very high yields have been obtained in the first synthesis of the O-beta-D-glucuronide of urolithin-B 4. Extension of these reaction conditions was used for the synthesis of resveratrol-3-O-glucuronide 5 where a higher yield than previously reported was obtained by using the much more common trichloroacetimidate glucuronide donor. Finally, three O-beta-D-glucuronides of hydroxytyrosol 6, 7, and 8 have been synthesized for the first time using chemical synthesis. (C) 2009 Elsevier Ltd. All rights reserved.

  DOI：

  10.1016/j.carres.2009.05.016