1-ethyl-5-(4-chlorophenyl)-1H-imidazol-2-ylamine | 918801-65-7

• 分子结构分类: 有机化合物 - 有机杂环化合物 - 唑类
• 英文名称: 1-ethyl-5-(4-chlorophenyl)-1H-imidazol-2-ylamine
• 英文别名: 5-(4-chlorophenyl)-1-ethyl-1H-imidazol-2-amine；5-(4-chlorophenyl)-1-ethylimidazol-2-amine
• CAS: 918801-65-7
• 化学式: C₁₁H₁₂ClN₃
• mdl: MFCD08273657
• 分子量: 221.689
• InChiKey: GKEVITJVOSSUBH-UHFFFAOYSA-N

计算性质

• 辛醇/水分配系数(LogP)：
  2.3
• 重原子数：
  15
• 可旋转键数：
  2
• 环数：
  2.0
• sp3杂化的碳原子比例：
  0.181
• 拓扑面积：
  43.8
• 氢给体数：
  1
• 氢受体数：
  2

反应信息

• 作为产物：
  描述：

  在 一水合肼 作用下， 以 水 、 乙腈 为溶剂， 生成 1-ethyl-5-(4-chlorophenyl)-1H-imidazol-2-ylamine
  参考文献：
  名称：

  Structure−Activity Relationship of 4(5)-Aryl-2-amino-1H-imidazoles, N1-Substituted 2-Aminoimidazoles and Imidazo[1,2-a]pyrimidinium Salts as Inhibitors of Biofilm Formation by Salmonella Typhimurium and Pseudomonas aeruginosa

  摘要：

  A library of 112 4(5)-aryl-2-amino-1H-imidazoles, 4,5-diphenyl-2-amino-1H-imidazoles, and N1-substituted 4(5)-phenyl-2-aminoimidazoles was synthesized and tested for the antagonistic effect against biofilm formation by Salmonella Typhimurium and Pseudomonas aeruginosa. The substitution pattern of the 4(5)phenyl group and the nature of the N1-substituent were found to have a major effect on the biofilm inhibitory activity. The most active compounds of this series were shown to inhibit the biofilm formation at low micromolar concentrations. Furthermore, the influence of 6 imidazo[1,2-a]pyrimidines and 18 imidazo[1,2-a]pyrimidinium salts on the biofilm formation was tested. These compounds are the chemical precursors of the 2-aminoimidazoles in our synthesis pathway. A good correlation was found between the activity of the imidazo[1,2-a]pyrimidinium salts and their corresponding 2-aminoimidazoles, supporting the hypothesis that the imidazo[1,2-a]pyrimidinium salts are possibly cleaved by cellular nucleophiles to form the active 2-aminoimidazoles. However, the imidazo[1,2-a]pyrimidines did not show any biofilm inhibitory activity, indicating that these molecules are not susceptible to in situ degradation to 2-aminoimidazoles. Finally, we demonstrated the lack of biofilm inhibitory activity of an array of 37 2N-substituted 2-aminopyrimidines, which are the chemical precursors of the imidazo[1,2-a]pyrimidinium salts in our synthesis pathway.

  DOI：

  10.1021/jm1011148

文献信息

• Efficient One-Pot, Two-Step, Microwave-Assisted Procedure for the Synthesis of Polysubstituted 2-Aminoimidazoles
  作者：Denis S. Ermolat'ev、Eugene V. Babaev、Erik V. Van der Eycken

  DOI：10.1021/ol062421c

  日期：2006.12.1

  A microwave-assisted, one-pot, two-step protocol was developed for the construction of polysubstituted 2-aminoimidazoles. This process involves the sequential formation of imidazo[1,2-a]pyrimidinium salts from readily available 2-aminopyrimidines and alpha-bromocarbonyl compounds, followed by opening of the pyrimidine ring with hydrazine. [reaction: see text]

  开发了微波辅助的一锅两步操作规程，用于构建多取代的2-氨基咪唑。该过程涉及由容易获得的2-氨基嘧啶和α-溴羰基化合物顺序形成咪唑并[1,2-a]嘧啶鎓盐，然后用肼打开嘧啶环。[反应：看文字]