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结构式
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
72492-04-7
合成路线
(共 10 条)
72493-01-7
→
反应条件
72492-04-7
反应条件
sodium chloride in dimethyl sulfoxide T=150°C; 1.5 h;
参考文献
Kawada; Watanabe; Okamoto; Sugihara; Hirata; Maki; Imada; Sanno
Chemical and Pharmaceutical Bulletin, 1984 , vol. 32, # 9 p. 3532 - 3550
58835-31-7
→
反应条件
72492-04-7
反应条件
sodium chloride; 1,8-diazabicyclo[5.4.0]undec-7-ene in N,N-dimethyl-formamide T=150°C; 2 h;
参考文献
Watanabe; Kawada; Takamoto; et al.
Chemical and Pharmaceutical Bulletin, 1984 , vol. 32, # 9 p. 3373 - 3377
119-36-8
柳酸甲酯
→
反应条件
72492-04-7
反应条件
2: 60 percent / Et3N / acetic anhydride / Heating 3: 94 percent / NaCl / dimethylsulfoxide / 1.5 h / 150 °C View Scheme
参考文献
Kawada; Watanabe; Okamoto; Sugihara; Hirata; Maki; Imada; Sanno
Chemical and Pharmaceutical Bulletin, 1984 , vol. 32, # 9 p. 3532 - 3550
72492-86-5
→
反应条件
72492-04-7
反应条件
1: 60 percent / Et3N / acetic anhydride / Heating 2: 94 percent / NaCl / dimethylsulfoxide / 1.5 h / 150 °C View Scheme
参考文献
Kawada; Watanabe; Okamoto; Sugihara; Hirata; Maki; Imada; Sanno
Chemical and Pharmaceutical Bulletin, 1984 , vol. 32, # 9 p. 3532 - 3550
58835-31-7
→
反应条件
94243-48-8
反应条件
in triethylamine; N,N-dimethyl-formamide 7 h; Heating;
参考文献
Watanabe; Kawada; Takamoto; et al.
Chemical and Pharmaceutical Bulletin, 1984 , vol. 32, # 9 p. 3373 - 3377
72492-04-7
→
反应条件
72492-08-1
+
72492-21-8
反应条件
nitric acid T=-45 - -40°C;
参考文献
Kawada; Watanabe; Okamoto; Sugihara; Hirata; Maki; Imada; Sanno
Chemical and Pharmaceutical Bulletin, 1984 , vol. 32, # 9 p. 3532 - 3550
72492-04-7
→
反应条件
72492-08-1
+
72492-20-7
反应条件
copper(II) nitrate in acetic anhydride T=60 - 70°C;
参考文献
Kawada; Watanabe; Okamoto; Sugihara; Hirata; Maki; Imada; Sanno
Chemical and Pharmaceutical Bulletin, 1984 , vol. 32, # 9 p. 3532 - 3550
72492-04-7
→
反应条件
95449-72-2
反应条件
sodium tetrahydroborate in methanol 1 h; Ambient temperature;
参考文献
Watanabe; Kawada; Hirata; Maki; Imada
Chemical and Pharmaceutical Bulletin, 1984 , vol. 32, # 9 p. 3551 - 3560
72492-04-7
→
反应条件
95449-81-3
反应条件
hydroxylamine hydrochloride in pyridine T=130°C; 1 h;
参考文献
Watanabe; Kawada; Hirata; Maki; Imada
Chemical and Pharmaceutical Bulletin, 1984 , vol. 32, # 9 p. 3551 - 3560
72492-04-7
→
反应条件
95449-90-4
反应条件
1: 66 percent / hydroxylamine hydrochloride / pyridine / 1 h / 130 °C 2: 69 percent / Et3N / benzene / 1 h / 80 °C View Scheme
参考文献
Watanabe; Kawada; Hirata; Maki; Imada
Chemical and Pharmaceutical Bulletin, 1984 , vol. 32, # 9 p. 3551 - 3560