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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
76191-51-0
合成路线
（共 24 条）
5653-56-5
2,3-二甲氧基-5-甲基苯甲酸
→
反应条件
76191-51-0
反应条件
1: Et3N / CH2Cl2 / 1 h / -20 °C 2: CH2Cl2 / 7 h / Ambient temperature 3: thionyl chloride / diethyl ether / 0.25 h / Ambient temperature 4: lithium amide / tetrahydrofuran / 72 h / Ambient temperature 5: 10percent aq. HCl / 14 h / Heating 6: NaNO2, 5percent aq. KOH / aq. HCl / 1 h / 40 - 45 °C View Scheme
参考文献
Ikushima; Takase; Kawai; et al.
Agricultural and Biological Chemistry, 1983 , vol. 47, # 10 p. 2231 - 2235
76959-16-5
→
反应条件
76191-51-0
反应条件
1: lithium amide / tetrahydrofuran / 72 h / Ambient temperature 2: 10percent aq. HCl / 14 h / Heating 3: NaNO2, 5percent aq. KOH / aq. HCl / 1 h / 40 - 45 °C View Scheme
参考文献
Ikushima; Takase; Kawai; et al.
Agricultural and Biological Chemistry, 1983 , vol. 47, # 10 p. 2231 - 2235
281190-85-0
→
反应条件
76191-51-0
反应条件
1: 95 percent / TMSOTf / CH2Cl2 / 2 h / 25 °C 2: LiI View Scheme
参考文献
Qabaja, Ghassan; M. Perchellet, Elisabeth; Perchellet, Jean-Pierre; Jones, Graham B.
Tetrahedron Letters, 2000 , vol. 41, # 17 p. 3007 - 3010
76959-17-6
→
反应条件
76191-51-0
反应条件
1: 10percent aq. HCl / 14 h / Heating 2: NaNO2, 5percent aq. KOH / aq. HCl / 1 h / 40 - 45 °C View Scheme
参考文献
Ikushima; Takase; Kawai; et al.
Agricultural and Biological Chemistry, 1983 , vol. 47, # 10 p. 2231 - 2235
125187-15-7
→
反应条件
76191-51-0
反应条件
1: 95 percent / aq. NaOH / 0.5 h / Ambient temperature 2: 92 percent / Et3N / ethyl acetate / 2 h / Heating View Scheme
参考文献
McKenzie, Thomas C.; Choi, Woo-Baeg
Synthetic Communications, 1989 , vol. 19, # 9-10 p. 1523 - 1532
122775-45-5
→
反应条件
76191-51-0
反应条件
1: LDA / tetrahydrofuran; hexane / Ambient temperature 2: diethyl ether 3: 75 percent / NaOMe / methanol / 18 h / Heating 4: 82 percent / air / ethanol; aq. NaOH / 24 h / Ambient temperature 5: 0.41 g / 15percent HClO4 / 8 h / Heating 6: 79 percent / trifluoroacetic anhydride / tetrahydrofuran / 12 h / Ambient temperature 7: 59 percent / LiI / dimethylformamide / 5 h / Heating View Scheme
参考文献
Watanabe; Date; Furukawa
Chemical and Pharmaceutical Bulletin, 1989 , vol. 37, # 2 p. 292 - 297
122775-47-7
→
反应条件
76191-51-0
反应条件
1: 82 percent / air / ethanol; aq. NaOH / 24 h / Ambient temperature 2: 0.41 g / 15percent HClO4 / 8 h / Heating 3: 79 percent / trifluoroacetic anhydride / tetrahydrofuran / 12 h / Ambient temperature 4: 59 percent / LiI / dimethylformamide / 5 h / Heating View Scheme
参考文献
Watanabe; Date; Furukawa
Chemical and Pharmaceutical Bulletin, 1989 , vol. 37, # 2 p. 292 - 297
122775-50-2
→
反应条件
76191-51-0
反应条件
1: 0.41 g / 15percent HClO4 / 8 h / Heating 2: 79 percent / trifluoroacetic anhydride / tetrahydrofuran / 12 h / Ambient temperature 3: 59 percent / LiI / dimethylformamide / 5 h / Heating View Scheme
参考文献
Watanabe; Date; Furukawa
Chemical and Pharmaceutical Bulletin, 1989 , vol. 37, # 2 p. 292 - 297
122775-44-4
→
反应条件
76191-51-0
反应条件
1: 75 percent / NaOMe / methanol / 18 h / Heating 2: 82 percent / air / ethanol; aq. NaOH / 24 h / Ambient temperature 3: 0.41 g / 15percent HClO4 / 8 h / Heating 4: 79 percent / trifluoroacetic anhydride / tetrahydrofuran / 12 h / Ambient temperature 5: 59 percent / LiI / dimethylformamide / 5 h / Heating View Scheme
参考文献
Watanabe; Date; Furukawa
Chemical and Pharmaceutical Bulletin, 1989 , vol. 37, # 2 p. 292 - 297
76191-52-1
→
反应条件
76191-51-0
反应条件
1: 30percent aq. H2O2, NaHCO3 / methanol / 5 h / Ambient temperature 2: boron trifluoride etherate / CH2Cl2 / Ambient temperature View Scheme
参考文献
Ikushima; Takase; Kawai; et al.
Agricultural and Biological Chemistry, 1983 , vol. 47, # 10 p. 2231 - 2235
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