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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
33777-95-6
合成路线
（共 21 条）
38435-51-7
ALPHA-氯-4-甲氧基苯甲醛肟
→
反应条件
33777-95-6
反应条件
1: 91 percent / Et3N / diethyl ether / Ambient temperature 2: 1) (COCl)2, DMSO, 3) Et3N 3: 60 percent / H2, 42percent aq. HBF3 / Raney Ni / ethanol / 16 h / 760 Torr / Ambient temperature View Scheme
参考文献
Kanemasa Asai; Tanaka
Bulletin of the Chemical Society of Japan, 1991 , vol. 64, # 2 p. 375 - 380
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反应条件
3438-48-0
4-苯基嘧啶
+
54095-18-0
+
33777-95-6
+
3558-69-8
2,6-二苯基吡啶
反应条件
ammonia in ethylene glycol T=155 - 165°C; 2 h; Yield given. Further byproducts given. Yields of byproduct given;
参考文献
Natarajan Balasubrahmanyam; Jeyashri, Bommuswamy; Narayanan Namboothiri, Irishi N.
Tetrahedron, 1994 , vol. 50, # 27 p. 8127 - 8142
899794-53-7
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反应条件
33777-95-6
反应条件
1: 92 percent / Bu3SnH; AIBN / toluene / 2.5 h / Heating 2: 57 percent / oxalic acid; silica gel 3: 93 percent / AcOH; AcONH4; air / 1.5 h / Heating View Scheme
参考文献
Boivin, Jean; Carpentier, Floriane; Jrad, Rafik
Synthesis, 2006 , # 10 p. 1664 - 1672
29568-66-9
→
反应条件
33777-95-6
反应条件
1: 83 percent / 2,6-lutidine; dilauroyl peroxide / cyclohexane / Heating 2: 92 percent / Bu3SnH; AIBN / toluene / 2.5 h / Heating 3: 57 percent / oxalic acid; silica gel 4: 93 percent / AcOH; AcONH4; air / 1.5 h / Heating View Scheme
参考文献
Boivin, Jean; Carpentier, Floriane; Jrad, Rafik
Synthesis, 2006 , # 10 p. 1664 - 1672
936-59-4
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反应条件
33777-95-6
反应条件
1: 54 percent / ethanol / 4 h / Heating 2: 54 percent / p-TsOH / toluene / 8 h / Heating 3: 54 percent / dimethylethylene urea; t-BuOK / toluene / Heating 4: 83 percent / 2,6-lutidine; dilauroyl peroxide / cyclohexane / Heating 5: 92 percent / Bu3SnH; AIBN / toluene / 2.5 h / Heating 6: 57 percent / oxalic acid; silica gel 7: 93 percent / AcOH; AcONH4; air / 1.5 h / Heating View Scheme
参考文献
Boivin, Jean; Carpentier, Floriane; Jrad, Rafik
Synthesis, 2006 , # 10 p. 1664 - 1672
93624-01-2
→
反应条件
33777-95-6
反应条件
1: 83 percent / 2,6-lutidine; dilauroyl peroxide / cyclohexane / Heating 2: 92 percent / Bu3SnH; AIBN / toluene / 2.5 h / Heating 3: 57 percent / oxalic acid; silica gel 4: 93 percent / AcOH; AcONH4; air / 1.5 h / Heating View Scheme
参考文献
Boivin, Jean; Carpentier, Floriane; Jrad, Rafik
Synthesis, 2006 , # 10 p. 1664 - 1672
52481-46-6
→
反应条件
33777-95-6
反应条件
1: 54 percent / p-TsOH / toluene / 8 h / Heating 2: 54 percent / dimethylethylene urea; t-BuOK / toluene / Heating 3: 83 percent / 2,6-lutidine; dilauroyl peroxide / cyclohexane / Heating 4: 92 percent / Bu3SnH; AIBN / toluene / 2.5 h / Heating 5: 57 percent / oxalic acid; silica gel 6: 93 percent / AcOH; AcONH4; air / 1.5 h / Heating View Scheme
参考文献
Boivin, Jean; Carpentier, Floriane; Jrad, Rafik
Synthesis, 2006 , # 10 p. 1664 - 1672
169053-08-1
→
反应条件
33777-95-6
反应条件
1: 54 percent / dimethylethylene urea; t-BuOK / toluene / Heating 2: 83 percent / 2,6-lutidine; dilauroyl peroxide / cyclohexane / Heating 3: 92 percent / Bu3SnH; AIBN / toluene / 2.5 h / Heating 4: 57 percent / oxalic acid; silica gel 5: 93 percent / AcOH; AcONH4; air / 1.5 h / Heating View Scheme
参考文献
Boivin, Jean; Carpentier, Floriane; Jrad, Rafik
Synthesis, 2006 , # 10 p. 1664 - 1672
2632-13-5
→
反应条件
33777-95-6
反应条件
1: 89 percent / acetone / 20 °C 2: 83 percent / 2,6-lutidine; dilauroyl peroxide / cyclohexane / Heating 3: 92 percent / Bu3SnH; AIBN / toluene / 2.5 h / Heating 4: 57 percent / oxalic acid; silica gel 5: 93 percent / AcOH; AcONH4; air / 1.5 h / Heating View Scheme
参考文献
Boivin, Jean; Carpentier, Floriane; Jrad, Rafik
Synthesis, 2006 , # 10 p. 1664 - 1672
899794-56-0
→
反应条件
33777-95-6
反应条件
1: 57 percent / oxalic acid; silica gel 2: 93 percent / AcOH; AcONH4; air / 1.5 h / Heating View Scheme
参考文献
Boivin, Jean; Carpentier, Floriane; Jrad, Rafik
Synthesis, 2006 , # 10 p. 1664 - 1672
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