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乙二醇
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63148-62-9
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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
872422-15-6
合成路线
(共 4 条)
114897-91-5
2-氟-4-溴苯乙腈
+
107-04-0
1-溴-2-氯乙烷
→
反应条件
872422-15-6
反应条件
1: With sodium hydroxide; N-benzyl-N,N,N-triethylammonium chloride in water T=50°C; 10 h; 2: With sodium hydroxide in water; ethylene glycol T=100°C;
参考文献
Yao, Wenqing; Zhang, Colin; Xu, Meizhong; Zhuo, Jincong; He, Chunhong; Metcalf, Brian W.
Patent: US2005/288338 A1, 2005 ;
Location in patent: Page/Page column 34 ;
US 20050288338 A1
749928-88-9
→
反应条件
872422-15-6
反应条件
water; potassium hydroxide in ethanol 7 h; Reflux;
参考文献
Daiichi Sankyo Company, Limited; MORI, Makoto; FUJII, Kunihiko; INUI, Masaharu; BABA, Takayuki; ONISHI, Yukari; AOYAGI, Atsushi
Patent: EP2700643 A1, 2014 ;
Location in patent: Paragraph 0190 ;
114897-91-5
2-氟-4-溴苯乙腈
→
反应条件
872422-15-6
反应条件
1.1: sodium hydride / tetrahydrofuran; N,N-dimethyl-formamide; mineral oil / 0.5 h / |Inert atmosphere; |Cooling with ice 1.2: 3 h / 20 °C / |Inert atmosphere; |Cooling with ice 2.1: water; lithium hydroxide hydrate / 100 °C View Scheme
参考文献
F. HOFFMANN-LA ROCHE AG; HOFFMANN-LA ROCHE INC.; GABRIEL, Stephen Deems; HAMILTON, Matthew Michael; QIAN, Yimin; SIDDURI, Achyutharao
Patent: WO2013/189865 A1, 2013 ;
76283-09-5
4-溴-2-氟苄溴
→
反应条件
872422-15-6
反应条件
1: water; ethanol / 8.5 h / 100 °C 2: potassium hydroxide; N-benzyl-N,N,N-triethylammonium chloride / water / 9 h / 40 °C 3: potassium hydroxide; water / ethanol / 7 h / |Reflux View Scheme
参考文献
Daiichi Sankyo Company, Limited; MORI, Makoto; FUJII, Kunihiko; INUI, Masaharu; BABA, Takayuki; ONISHI, Yukari; AOYAGI, Atsushi
Patent: EP2700643 A1, 2014 ;