3-[(4-chlorophenyl)amino]-6-chlorophenol | 1198117-52-0

• 分子结构分类: 有机化合物 - 苯类化合物 - 酚类
• 英文名称: 3-[(4-chlorophenyl)amino]-6-chlorophenol
• 英文别名: 2-Chloro-5-[(4-chlorophenyl)amino]phenol；2-chloro-5-(4-chloroanilino)phenol
• CAS: 1198117-52-0
• 化学式: C₁₂H₉Cl₂NO
• 分子量: 254.116
• InChiKey: SGOLFGGKFTYKLA-UHFFFAOYSA-N

物化性质

• 熔点：
  109 °C
• 沸点：
  367.6±37.0 °C(Predicted)
• 密度：
  1.429±0.06 g/cm3(Temp: 20 °C; Press: 760 Torr)(Predicted)

计算性质

• 辛醇/水分配系数(LogP)：
  4.6
• 重原子数：
  16
• 可旋转键数：
  2
• 环数：
  2.0
• sp3杂化的碳原子比例：
  0.0
• 拓扑面积：
  32.3
• 氢给体数：
  2
• 氢受体数：
  2

反应信息

• 作为产物：
  描述：

  4-溴氯苯 、 2-氯-5-氨基苯酚 在 chloro[2-(dicyclohexylphosphino)-3,6-dimethoxy-2',4',6'-triisopropyl-1,1'-biphenyl][2-(2-aminoethyl)phenyl]palladium(ll) 、 potassium carbonate 作用下， 以 叔丁醇 为溶剂， 反应 24.0h， 以91%的产率得到3-[(4-chlorophenyl)amino]-6-chlorophenol
  参考文献：
  名称：

  Orthogonal Cu- and Pd-Based Catalyst Systems for the O- and N-Arylation of Aminophenols

  摘要：

  O- or N-arylated aminophenol products constitute a common structural motif in various potentially useful therapeutic agents and/or drug candidates. We have developed a complementary set of Cu- and Pd-based catalyst systems for the selective O- and N-arylation of unprotected aminophenols using aryl halides. Selective O-arylation of 3- and 4-aminophenols is achieved with copper-catalyzed methods employing picolinic acid or CyDMEDA, trans-N,N'-dimethyl-1,2-cyclohexanediamine, respectively, as the ligand. The selective formation of N-arylated products of 3- and 4-aminophenols can be obtained with BrettPhos precatalyst, a biarylmonophosphine-based palladium catalyst. 2-Aminophenol can be selectively N-arylated with CuI, although no system for the selective O-arylation could be found. Coupling partners with diverse electronic properties and a variety of functional groups can be selectively transformed under these conditions.

  DOI：

  10.1021/ja9081815

文献信息

• Orthogonal Cu- and Pd-Based Catalyst Systems for the O- and N-Arylation of Aminophenols
  作者：Debabrata Maiti、Stephen L. Buchwald

  DOI：10.1021/ja9081815

  日期：2009.12.2

  O- or N-arylated aminophenol products constitute a common structural motif in various potentially useful therapeutic agents and/or drug candidates. We have developed a complementary set of Cu- and Pd-based catalyst systems for the selective O- and N-arylation of unprotected aminophenols using aryl halides. Selective O-arylation of 3- and 4-aminophenols is achieved with copper-catalyzed methods employing picolinic acid or CyDMEDA, trans-N,N'-dimethyl-1,2-cyclohexanediamine, respectively, as the ligand. The selective formation of N-arylated products of 3- and 4-aminophenols can be obtained with BrettPhos precatalyst, a biarylmonophosphine-based palladium catalyst. 2-Aminophenol can be selectively N-arylated with CuI, although no system for the selective O-arylation could be found. Coupling partners with diverse electronic properties and a variety of functional groups can be selectively transformed under these conditions.