7-carboxymethoxy-2,2-dimethyl-4-chromanone | 135111-48-7

• 分子结构分类: 有机化合物 - 有机杂环化合物 - 苯并吡喃
• 英文名称: 7-carboxymethoxy-2,2-dimethyl-4-chromanone
• 英文别名: 2-((2,2-Dimethyl-4-oxochroman-7-yl)oxy)acetic acid；2-[(2,2-dimethyl-4-oxo-3H-chromen-7-yl)oxy]acetic acid
• CAS: 135111-48-7
• 化学式: C₁₃H₁₄O₅
• mdl: MFCD00205517
• 分子量: 250.251
• InChiKey: JOJCMTSSOUZRSI-UHFFFAOYSA-N

计算性质

• 辛醇/水分配系数(LogP)：
  1.6
• 重原子数：
  18
• 可旋转键数：
  3
• 环数：
  2.0
• sp3杂化的碳原子比例：
  0.384
• 拓扑面积：
  72.8
• 氢给体数：
  1
• 氢受体数：
  5

反应信息

• 作为反应物：
  描述：

  7-carboxymethoxy-2,2-dimethyl-4-chromanone 在 sodium azide 、 硫酸 作用下， 以 溶剂黄146 为溶剂， 反应 3.0h， 以64.1%的产率得到(2,2-Dimethyl-5-oxo-2,3,4,5-tetrahydro-benzo[f][1,4]oxazepin-8-yloxy)-acetic acid
  参考文献：
  名称：

  Synthesis of 2,2-Dimethylbenzoxazepinones by the Schmidt Reaction of 2,2-Dimethyl-4-chromanones

  摘要：

  2,3-Dihydro-2,2-dimethyl-1,4-benzoxazepin-5(4H)-ones and 2,3-dihydro-2,2-dimethyl-1,5-benzoxazepin-4(5H)-ones have been synthesized by the Schmidt reaction of 2,2-dimethyl-4-chromanones. 2,2-Dimethylbenzoxazepinthiones have been prepared by the reaction of 2,2-dimethylbenzoxazepinones with Lawesson's Reagent.

  DOI：

  10.3987/com-92-5978
• 作为产物：
  描述：

  2,2-dimethyl-7-ethoxycarbonylmethoxy-4-chromanone 在 sodium hydroxide 作用下， 以 乙醇 为溶剂， 反应 0.25h， 以79.6%的产率得到7-carboxymethoxy-2,2-dimethyl-4-chromanone
  参考文献：
  名称：

  Synthesis of 2,2-Dimethylbenzoxazepinones by the Schmidt Reaction of 2,2-Dimethyl-4-chromanones

  摘要：

  2,3-Dihydro-2,2-dimethyl-1,4-benzoxazepin-5(4H)-ones and 2,3-dihydro-2,2-dimethyl-1,5-benzoxazepin-4(5H)-ones have been synthesized by the Schmidt reaction of 2,2-dimethyl-4-chromanones. 2,2-Dimethylbenzoxazepinthiones have been prepared by the reaction of 2,2-dimethylbenzoxazepinones with Lawesson's Reagent.

  DOI：

  10.3987/com-92-5978

文献信息

• MACROLIDE ANTIBIOTICS
  申请人：GLAXO GROUP LIMITED

  公开号：EP1363925B1

  公开（公告）日：2006-11-15
• Synthesis of 2,2-Dimethylbenzoxazepinones by the Schmidt Reaction of 2,2-Dimethyl-4-chromanones
  作者：Albert Lévai、Tibor Tim�、L�zl� Frank、S�dor Hosztafi

  DOI：10.3987/com-92-5978

  日期：——

  2,3-Dihydro-2,2-dimethyl-1,4-benzoxazepin-5(4H)-ones and 2,3-dihydro-2,2-dimethyl-1,5-benzoxazepin-4(5H)-ones have been synthesized by the Schmidt reaction of 2,2-dimethyl-4-chromanones. 2,2-Dimethylbenzoxazepinthiones have been prepared by the reaction of 2,2-dimethylbenzoxazepinones with Lawesson's Reagent.