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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
177756-61-5
合成路线
（共 7 条）
34036-07-2
3,4-二氟苯甲醛
+
5188-07-8
甲硫醇钠
→
反应条件
177756-61-5
反应条件
in acetonitrile 19 h;
参考文献
Hirt, Hans; Haenggi, Ruedi; Reyes, Jesus; Seeger-Weibel, Manuela; Gallou, Fabrice
Organic Process Research and Development, 2008 , vol. 12, # 1 p. 111 - 115
→
反应条件
177756-61-5
反应条件
in acetonitrile
参考文献
Pharmacia Corporation
Patent: US2002/183362 A1, 2002 ;
177756-61-5
→
反应条件
1006378-14-8
反应条件
1: sodium methylate / toluene; methanol / 4.83 h / 0 - 20 °C 2: sodium hydroxide / toluene / 1.75 h / 35 - 40 °C View Scheme
参考文献
Hirt, Hans; Haenggi, Ruedi; Reyes, Jesus; Seeger-Weibel, Manuela; Gallou, Fabrice
Organic Process Research and Development, 2008 , vol. 12, # 1 p. 111 - 115
177756-61-5
→
反应条件
918967-74-5
+
185945-88-4
3-氟-4-甲砜基苯甲酸
反应条件
sodium hypochlorite; sodium dihydrogenphosphate in water; tert-butyl alcohol 1.5 h;
参考文献
PROSIDION LIMITED
Patent: WO2007/3960 A1, 2007 ;
Location in patent: Page/Page column 33-34 ;
WO 2007/003960 A1
177756-61-5
→
反应条件
918967-74-5
+
185945-88-4
3-氟-4-甲砜基苯甲酸
反应条件
sodium hypochlorite; sodium dihydrogenphosphate in water; tert-butyl alcohol 1.5 h;
参考文献
PROSIDION LIMITED
Patent: WO2007/3960 A1, 2007 ;
Location in patent: Page/Page column 33-34 ;
WO 2007/003960 A1
177756-61-5
→
反应条件
593959-19-4
反应条件
1: sodium methylate / toluene; methanol / 4.83 h / 0 - 20 °C 2: sodium hydroxide / toluene / 1.75 h / 35 - 40 °C 3: Na2WO4·2H2O; phenyl-phosphonic acid; dihydrogen peroxide; [Me(n-C8H17)3N]HSO4 / toluene; water; acetic acid n-butyl ester / 12.5 h / 50 °C 4: bromine / 1,4-dioxane / 2.5 h / 10 °C 5: 2-methyl-5-ethyl-pyridine / acetonitrile / 3.5 h / 50 - 80 °C View Scheme
参考文献
Hirt, Hans; Haenggi, Ruedi; Reyes, Jesus; Seeger-Weibel, Manuela; Gallou, Fabrice
Organic Process Research and Development, 2008 , vol. 12, # 1 p. 111 - 115
177756-61-5
→
反应条件
593960-58-8
反应条件
1: sodium methylate / toluene; methanol / 4.83 h / 0 - 20 °C 2: sodium hydroxide / toluene / 1.75 h / 35 - 40 °C 3: Na2WO4·2H2O; phenyl-phosphonic acid; dihydrogen peroxide; [Me(n-C8H17)3N]HSO4 / toluene; water; acetic acid n-butyl ester / 12.5 h / 50 °C View Scheme
参考文献
Hirt, Hans; Haenggi, Ruedi; Reyes, Jesus; Seeger-Weibel, Manuela; Gallou, Fabrice
Organic Process Research and Development, 2008 , vol. 12, # 1 p. 111 - 115
