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乙二醇
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63148-62-9
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二甲基亚砜
碳酸氢钠
471-34-1
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乙二醇
甲醛
63148-62-9
MDI
丁酮
二甲基亚砜
碳酸氢钠
471-34-1
9H-咔唑-2-羧酸
合成路线
（共 19 条）
99847-12-8
→
反应条件
51094-28-1
9H-咔唑-2-羧酸
反应条件
triphenylphosphine; [MoO2Cl2(dmf)2] in toluene 16 h; Heating;
参考文献
Sanz, Roberto; Escribano, Jaime; Pedrosa, Maria R.; Aguado, Rafael; Arnaiz, Francisco J.
Advanced Synthesis and Catalysis, 2007 , vol. 349, # 4-5 p. 713 - 718
82408-83-1
→
反应条件
51094-28-1
9H-咔唑-2-羧酸
反应条件
1: With sodium hydroxide in ethanol; water 16 h; RefluxInert atmosphere; 2: With hydrogenchloride in ethanol; water 1 h; Inert atmosphere;
参考文献
Curiel, David; Sanchez, Guzman; Ramirez De Arellano, Carmen; Tarraga, Alberto; Molina, Pedro
Organic and Biomolecular Chemistry, 2012 , vol. 10, # 9 p. 1896 - 1904
88092-92-6
→
反应条件
51094-28-1
9H-咔唑-2-羧酸
反应条件
potassium hydroxide
参考文献
I. G. Farbenind.
Patent: US2176843 , 1937 ;
574-39-0
9-乙酰基咔唑
→
反应条件
51094-28-1
9H-咔唑-2-羧酸
反应条件
1: aluminium chloride; carbon disulfide 2: aq.-ethanolic sulfuric acid 3: KOH View Scheme
参考文献
Ruberg; Small
Journal of the American Chemical Society, 1941 , vol. 63, p. 736,739
92161-43-8
→
反应条件
51094-28-1
9H-咔唑-2-羧酸
反应条件
potassium hydroxide
参考文献
Ruberg; Small
Journal of the American Chemical Society, 1941 , vol. 63, p. 736,739
619-58-9
4-碘苯甲酸
→
反应条件
51094-28-1
9H-咔唑-2-羧酸
反应条件
1.1: sulfuric acid; nitric acid / 5 h / 20 °C / Inert atmosphere 2.1: sulfuric acid / Reflux; Inert atmosphere 3.1: tetrakis(triphenylphosphine) palladium(0); sodium carbonate / ethylene glycol dimethyl ether; water / 18 h / Reflux; Inert atmosphere 4.1: triphenylphosphine / 1,2-dichloro-benzene / Inert atmosphere 5.1: sodium hydroxide / ethanol; water / 16 h / Reflux; Inert atmosphere 5.2: 1 h / Inert atmosphere View Scheme
参考文献
Curiel, David; Sanchez, Guzman; Ramirez De Arellano, Carmen; Tarraga, Alberto; Molina, Pedro
Organic and Biomolecular Chemistry, 2012 , vol. 10, # 9 p. 1896 - 1904
35674-27-2
4-碘-3-硝基苯甲酸
→
反应条件
51094-28-1
9H-咔唑-2-羧酸
反应条件
1.1: sulfuric acid / Reflux; Inert atmosphere 2.1: tetrakis(triphenylphosphine) palladium(0); sodium carbonate / ethylene glycol dimethyl ether; water / 18 h / Reflux; Inert atmosphere 3.1: triphenylphosphine / 1,2-dichloro-benzene / Inert atmosphere 4.1: sodium hydroxide / ethanol; water / 16 h / Reflux; Inert atmosphere 4.2: 1 h / Inert atmosphere View Scheme
参考文献
Curiel, David; Sanchez, Guzman; Ramirez De Arellano, Carmen; Tarraga, Alberto; Molina, Pedro
Organic and Biomolecular Chemistry, 2012 , vol. 10, # 9 p. 1896 - 1904
57362-77-3
4-碘-3-硝基苯甲酸乙酯
→
反应条件
51094-28-1
9H-咔唑-2-羧酸
反应条件
1.1: tetrakis(triphenylphosphine) palladium(0); sodium carbonate / ethylene glycol dimethyl ether; water / 18 h / Reflux; Inert atmosphere 2.1: triphenylphosphine / 1,2-dichloro-benzene / Inert atmosphere 3.1: sodium hydroxide / ethanol; water / 16 h / Reflux; Inert atmosphere 3.2: 1 h / Inert atmosphere View Scheme
参考文献
Curiel, David; Sanchez, Guzman; Ramirez De Arellano, Carmen; Tarraga, Alberto; Molina, Pedro
Organic and Biomolecular Chemistry, 2012 , vol. 10, # 9 p. 1896 - 1904
221699-59-8
→
反应条件
51094-28-1
9H-咔唑-2-羧酸
反应条件
1.1: triphenylphosphine / 1,2-dichloro-benzene / Inert atmosphere 2.1: sodium hydroxide / ethanol; water / 16 h / Reflux; Inert atmosphere 2.2: 1 h / Inert atmosphere View Scheme
参考文献
Curiel, David; Sanchez, Guzman; Ramirez De Arellano, Carmen; Tarraga, Alberto; Molina, Pedro
Organic and Biomolecular Chemistry, 2012 , vol. 10, # 9 p. 1896 - 1904
86-74-8
咔唑
+
15719-64-9
→
反应条件
51094-28-1
9H-咔唑-2-羧酸
反应条件
potassium hydroxide T=285°C;
参考文献
I. G. Farbenind.
Patent: DE442609 ;
Fortschr. Teerfarbenfabr. Verw. Industriezweige, vol. 15, p. 341
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