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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
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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
35488-10-9
合成路线
（共 9 条）
540-23-8
4-甲基苯胺盐酸盐
+
5421-92-1
1-(4-吡啶基)吡啶氯盐酸盐
→
反应条件
35488-10-9
反应条件
T=185 - 190°C; 1.5 h;
参考文献
Alekseev; Kurkin; Yurovskaya
Chemistry of Heterocyclic Compounds, 2012 , vol. 48, # 8 p. 1235 - 1250
Khim. Geterotsikl. Soedin., 2012 , vol. 48, # 8 p. 1235 - 1250,16
626-64-2
4-羟基吡啶
→
反应条件
35488-10-9
反应条件
1: nitric acid; sulfuric acid, fuming / 2 h / |Reflux 2: phosphorus pentachloride; trichlorophosphate / 6 h / |Reflux 3: N-ethyl-N,N-diisopropylamine / acetonitrile / 5 h / |Reflux 4: sodium dithionite / ethanol; water / 3.5 h / |Reflux 5: sodium nitrite; hydrogenchloride / water / 1 h / 0 - 25 °C 6: paraffin oil / 0.17 h / 360 - 370 °C / |Inert atmosphere View Scheme
参考文献
Alekseev; Kurkin; Yurovskaya
Chemistry of Heterocyclic Compounds, 2012 , vol. 48, # 8 p. 1235 - 1250
Khim. Geterotsikl. Soedin., 2012 , vol. 48, # 8 p. 1235 - 1250,16
5435-54-1
4-羟基-3-硝基吡啶
→
反应条件
35488-10-9
反应条件
1: phosphorus pentachloride; trichlorophosphate / 6 h / |Reflux 2: N-ethyl-N,N-diisopropylamine / acetonitrile / 5 h / |Reflux 3: sodium dithionite / ethanol; water / 3.5 h / |Reflux 4: sodium nitrite; hydrogenchloride / water / 1 h / 0 - 25 °C 5: paraffin oil / 0.17 h / 360 - 370 °C / |Inert atmosphere View Scheme
参考文献
Alekseev; Kurkin; Yurovskaya
Chemistry of Heterocyclic Compounds, 2012 , vol. 48, # 8 p. 1235 - 1250
Khim. Geterotsikl. Soedin., 2012 , vol. 48, # 8 p. 1235 - 1250,16
13091-23-1
4-氯-3-硝基吡啶
→
反应条件
35488-10-9
反应条件
1: N-ethyl-N,N-diisopropylamine / acetonitrile / 5 h / |Reflux 2: sodium dithionite / ethanol; water / 3.5 h / |Reflux 3: sodium nitrite; hydrogenchloride / water / 1 h / 0 - 25 °C 4: paraffin oil / 0.17 h / 360 - 370 °C / |Inert atmosphere View Scheme
参考文献
Alekseev; Kurkin; Yurovskaya
Chemistry of Heterocyclic Compounds, 2012 , vol. 48, # 8 p. 1235 - 1250
Khim. Geterotsikl. Soedin., 2012 , vol. 48, # 8 p. 1235 - 1250,16
54696-69-4
→
反应条件
35488-10-9
反应条件
1: sodium dithionite / ethanol; water / 3.5 h / |Reflux 2: sodium nitrite; hydrogenchloride / water / 1 h / 0 - 25 °C 3: paraffin oil / 0.17 h / 360 - 370 °C / |Inert atmosphere View Scheme
参考文献
Alekseev; Kurkin; Yurovskaya
Chemistry of Heterocyclic Compounds, 2012 , vol. 48, # 8 p. 1235 - 1250
Khim. Geterotsikl. Soedin., 2012 , vol. 48, # 8 p. 1235 - 1250,16
1412913-71-3
→
反应条件
35488-10-9
反应条件
1: sodium nitrite; hydrogenchloride / water / 1 h / 0 - 25 °C 2: paraffin oil / 0.17 h / 340 - 350 °C / |Inert atmosphere View Scheme
参考文献
Alekseev; Kurkin; Yurovskaya
Chemistry of Heterocyclic Compounds, 2012 , vol. 48, # 8 p. 1235 - 1250
Khim. Geterotsikl. Soedin., 2012 , vol. 48, # 8 p. 1235 - 1250,16
1038315-36-4
→
反应条件
35488-10-9
反应条件
1: sodium nitrite; hydrogenchloride / water / 1 h / 0 - 25 °C 2: paraffin oil / 0.17 h / 360 - 370 °C / |Inert atmosphere View Scheme
参考文献
Alekseev; Kurkin; Yurovskaya
Chemistry of Heterocyclic Compounds, 2012 , vol. 48, # 8 p. 1235 - 1250
Khim. Geterotsikl. Soedin., 2012 , vol. 48, # 8 p. 1235 - 1250,16
1412913-70-2
→
反应条件
35488-10-9
+
88894-13-7
反应条件
in paraffin oil T=340 - 350°C; Graebe-Ullmann Synthesis; 0.166667 h; Inert atmosphere; Overall yield = 0.27 g;
参考文献
Alekseev; Kurkin; Yurovskaya
Chemistry of Heterocyclic Compounds, 2012 , vol. 48, # 8 p. 1235 - 1250
Khim. Geterotsikl. Soedin., 2012 , vol. 48, # 8 p. 1235 - 1250,16
64858-67-9
→
反应条件
35488-10-9
+
88894-13-7
反应条件
in paraffin oil T=360 - 370°C; Graebe-Ullmann Synthesis; 0.166667 h; Inert atmosphere; Overall yield = 0.29 g;
参考文献
Alekseev; Kurkin; Yurovskaya
Chemistry of Heterocyclic Compounds, 2012 , vol. 48, # 8 p. 1235 - 1250
Khim. Geterotsikl. Soedin., 2012 , vol. 48, # 8 p. 1235 - 1250,16
