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乙二醇
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63148-62-9
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碳酸氢钠
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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
1176550-55-2
合成路线
(共 5 条)
1093306-90-1
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925-90-6
乙基溴化镁
→
反应条件
1176550-55-2
反应条件
in tetrahydrofuran T=0°C; 2 h;
参考文献
CENTAURUS BIOPHARMA CO., LTD.; XIAO, Dengming; ZHU, Li; HU, Yuandong; YU, Rong; HU, Wei; ZHAO, Na; PENG, Yong; LUO, Hong; HAN, Yongxin
Patent: WO2013/97773 A1, 2013 ;
Location in patent: Paragraph 0263 ;
18595-14-7
4-氨基-3-甲基苯甲酸甲酯
→
反应条件
1176550-55-2
反应条件
1: sodium nitrite; tetrafluoroboric acid / water / 0.25 h / 0 - 20 °C 2: potassium acetate; 18-crown-6 ether / chloroform / 24 h / 20 °C 3: water; sodium hydroxide / methanol / 1 h / |Reflux 4: 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; triethylamine / dichloromethane / 0 - 20 °C 5: tetrahydrofuran / 2 h / 0 °C View Scheme
参考文献
CENTAURUS BIOPHARMA CO., LTD.; XIAO, Dengming; ZHU, Li; HU, Yuandong; YU, Rong; HU, Wei; ZHAO, Na; PENG, Yong; LUO, Hong; HAN, Yongxin
Patent: WO2013/97773 A1, 2013 ;
24078-21-5
3-甲基-4-硝基苯甲酸甲酯
→
反应条件
1176550-55-2
反应条件
1: ammonium chloride; iron / methanol; water / 4 h / |Reflux 2: sodium nitrite; tetrafluoroboric acid / water / 0.25 h / 0 - 20 °C 3: potassium acetate; 18-crown-6 ether / chloroform / 24 h / 20 °C 4: water; sodium hydroxide / methanol / 1 h / |Reflux 5: 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; triethylamine / dichloromethane / 0 - 20 °C 6: tetrahydrofuran / 2 h / 0 °C View Scheme
参考文献
CENTAURUS BIOPHARMA CO., LTD.; XIAO, Dengming; ZHU, Li; HU, Yuandong; YU, Rong; HU, Wei; ZHAO, Na; PENG, Yong; LUO, Hong; HAN, Yongxin
Patent: WO2013/97773 A1, 2013 ;
473416-12-5
吲唑-5-甲酸甲酯
→
反应条件
1176550-55-2
反应条件
1: water; sodium hydroxide / methanol / 1 h / |Reflux 2: 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; triethylamine / dichloromethane / 0 - 20 °C 3: tetrahydrofuran / 2 h / 0 °C View Scheme
参考文献
CENTAURUS BIOPHARMA CO., LTD.; XIAO, Dengming; ZHU, Li; HU, Yuandong; YU, Rong; HU, Wei; ZHAO, Na; PENG, Yong; LUO, Hong; HAN, Yongxin
Patent: WO2013/97773 A1, 2013 ;
61700-61-6
1H-吲唑-5-羧酸
→
反应条件
1176550-55-2
反应条件
1: 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; triethylamine / dichloromethane / 0 - 20 °C 2: tetrahydrofuran / 2 h / 0 °C View Scheme
参考文献
CENTAURUS BIOPHARMA CO., LTD.; XIAO, Dengming; ZHU, Li; HU, Yuandong; YU, Rong; HU, Wei; ZHAO, Na; PENG, Yong; LUO, Hong; HAN, Yongxin
Patent: WO2013/97773 A1, 2013 ;