diethyl pyrazine-2,3-dicarboxylate | 2427-90-9

• 分子结构分类: 有机化合物 - 有机杂环化合物 - 二嗪类
• 英文名称: diethyl pyrazine-2,3-dicarboxylate
• 英文别名: Pyrazin-2,3-dicarbonsaeure-diethylester；Diethyl-2,3-pyrazin-dicarbonsaeure-dicarboxylat；Pyrazin-dicarbonsaeure-diethylester；pyrazine-2,3-dicarboxylic acid diethyl ester
• CAS: 2427-90-9
• 化学式: C₁₀H₁₂N₂O₄
• 分子量: 224.216
• InChiKey: FCOTXDSQWWDSPX-UHFFFAOYSA-N

计算性质

• 辛醇/水分配系数(LogP)：
  0.7
• 重原子数：
  16
• 可旋转键数：
  6
• 环数：
  1.0
• sp3杂化的碳原子比例：
  0.4
• 拓扑面积：
  78.4
• 氢给体数：
  0
• 氢受体数：
  6

反应信息

• 作为反应物：
  描述：

  diethyl pyrazine-2,3-dicarboxylate 在 palladium 10% on activated carbon 、 氢气 作用下， 反应 20.0h， 以97%的产率得到syn-(diethyl piperazine-2,3-dicarboxylate)
  参考文献：
  名称：

  [EN] TRICYCLIC PYRIDONES AND PYRIMIDONES
  [FR] PYRIDONES ET PYRIMIDONES TRICYCLIQUES

  摘要：

  公开号：

  WO2021127404A8
• 作为产物：
  描述：

  2,3-吡嗪二羧酸 在 氯化亚砜 作用下， 以 乙醇 为溶剂， 反应 2.0h， 以92%的产率得到diethyl pyrazine-2,3-dicarboxylate
  参考文献：
  名称：

  [EN] TRICYCLIC PYRIDONES AND PYRIMIDONES
  [FR] PYRIDONES ET PYRIMIDONES TRICYCLIQUES

  摘要：

  公开号：

  WO2021127404A8

文献信息

• Methods of inhibiting corrosion with a pyrazine corrosion inhibitor
  申请人：KING FAHD UNIVERSITY OF PETROLEUM AND MINERALS

  公开号：US10626319B1

  公开（公告）日：2020-04-21

  A method of inhibiting corrosion of metal during acid stimulation of an oil and gas well, whereby the oil and gas well is treated with an acidic treatment fluid that includes 10 to 28 wt. % of an acid, based on a total weight of the acidic treatment fluid, and 0.01 to 5% of a pyrazine corrosion inhibitor by weight per total volume of the acidic treatment fluid, wherein the pyrazine corrosion inhibitor is 2,3-pyrazine dicarboxylic acid, pyrazine-2-carboxamide, 2-methoxy-3-(1-methylpropyl) pyrazine, or combinations thereof.

  一种在油气井酸性激发过程中抑制金属腐蚀的方法，其中用酸性处理液处理油气井，该酸性处理液包括按酸性处理液总重量计算的 10 至 28 重量％的酸，以及按酸性处理液总体积计算的 0.其中吡嗪缓蚀剂为 2,3-吡嗪二羧酸、吡嗪-2-甲酰胺、2-甲氧基-3-（1-甲基丙基）吡嗪或其组合。
• Corrosion inhibition method for downhole metal tubing
  申请人：KING FAHD UNIVERSITY OF PETROLEUM AND MINERALS

  公开号：US10988670B2

  公开（公告）日：2021-04-27

  A method of inhibiting corrosion of metal during acid stimulation of an oil and gas well, whereby the oil and gas well is treated with an acidic treatment fluid that includes 10 to 28 wt. % of an acid, based on a total weight of the acidic treatment fluid, and 0.01 to 5% of a pyrazine corrosion inhibitor by weight per total volume of the acidic treatment fluid, wherein the pyrazine corrosion inhibitor is 2,3-pyrazine dicarboxylic acid, pyrazine-2-carboxamide, 2-methoxy-3-(1-methylpropyl) pyrazine, or combinations thereof.

  一种在油气井酸性激发过程中抑制金属腐蚀的方法，其中用酸性处理液处理油气井，该酸性处理液包括按酸性处理液总重量计算的 10 至 28 重量％的酸，以及按酸性处理液总体积计算的 0.其中吡嗪缓蚀剂为 2,3-吡嗪二羧酸、吡嗪-2-甲酰胺、2-甲氧基-3-（1-甲基丙基）吡嗪或其组合。
• Corrosion inhibition method for downhole tools
  申请人：KING FAHD UNIVERSITY OF PETROLEUM AND MINERALS

  公开号：US10988671B2

  公开（公告）日：2021-04-27

  A method of inhibiting corrosion of metal during acid stimulation of an oil and gas well, whereby the oil and gas well is treated with an acidic treatment fluid that includes 10 to 28 wt. % of an acid, based on a total weight of the acidic treatment fluid, and 0.01 to 5% of a pyrazine corrosion inhibitor by weight per total volume of the acidic treatment fluid, wherein the pyrazine corrosion inhibitor is 2,3-pyrazine dicarboxylic acid, pyrazine-2-carboxamide, 2-methoxy-3-(1-methylpropyl) pyrazine, or combinations thereof.

  一种在油气井酸性激发过程中抑制金属腐蚀的方法，其中用酸性处理液处理油气井，该酸性处理液包括按酸性处理液总重量计算的 10 至 28 重量％的酸，以及按酸性处理液总体积计算的 0.其中吡嗪缓蚀剂为 2,3-吡嗪二羧酸、吡嗪-2-甲酰胺、2-甲氧基-3-（1-甲基丙基）吡嗪或其组合。
• CORROSION INHIBITION METHOD FOR DOWNHOLE METAL TUBING
  申请人：KING FAHD UNIVERSITY OF PETROLEUM AND MINERALS

  公开号：US20200362226A1

  公开（公告）日：2020-11-19

  A method of inhibiting corrosion of metal during acid stimulation of an oil and gas well, whereby the oil and gas well is treated with an acidic treatment fluid that includes 10 to 28 wt. % of an acid, based on a total weight of the acidic treatment fluid, and 0.01 to 5% of a pyrazine corrosion inhibitor by weight per total volume of the acidic treatment fluid, wherein the pyrazine corrosion inhibitor is 2,3-pyrazine dicarboxylic acid, pyrazine-2-carboxamide, 2-methoxy-3-(1-methylpropyl) pyrazine, or combinations thereof.
• CORROSION INHIBITION METHOD FOR DOWNHOLE TOOLS
  申请人：KING FAHD UNIVERSITY OF PETROLEUM AND MINERALS

  公开号：US20200362227A1

  公开（公告）日：2020-11-19

  A method of inhibiting corrosion of metal during acid stimulation of an oil and gas well, whereby the oil and gas well is treated with an acidic treatment fluid that includes 10 to 28 wt. % of an acid, based on a total weight of the acidic treatment fluid, and 0.01 to 5% of a pyrazine corrosion inhibitor by weight per total volume of the acidic treatment fluid, wherein the pyrazine corrosion inhibitor is 2,3-pyrazine dicarboxylic acid, pyrazine-2-carboxamide, 2-methoxy-3-(1-methylpropyl) pyrazine, or combinations thereof.

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