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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
554408-76-3
合成路线
(共 25 条)
603985-25-7
→
反应条件
554408-76-3
反应条件
Wilkinson's catalyst in benzene T=120°C; 24 h;
参考文献
Srikrishna; Satyanarayana
Tetrahedron Letters, 2003 , vol. 44, # 5 p. 1027 - 1030
554408-75-2
→
反应条件
554408-76-3
反应条件
sodium hydroxide; hydrazine hydrate in 1,2-bis-(2-hydroxyethoxy)-ethane 7 h; Heating;
参考文献
Chavan, Subhash P.; Kharul, Rajendra K.; Kale, Ramesh R.; Khobragade, Dushant A.
Tetrahedron, 2003 , vol. 59, # 15 p. 2737 - 2741
309751-11-9
→
反应条件
554408-76-3
反应条件
1: With hydrazine monohydrochloride; hydrazine in diethylene glycol T=125°C; Huang-Minlon reduction; 2: With potassium hydroxide in diethylene glycol T=210°C;
参考文献
Gupta; Pal; Roy; Mukherjee
Tetrahedron Letters, 2000 , vol. 41, # 39 p. 7563 - 7566
5497-67-6
2,2-二甲基-4-戊烯醛
→
反应条件
554408-76-3
反应条件
1.1: 79 percent / Li / tetrahydrofuran / 0.75 h 2.1: 89 percent / PCC; silica gel / CH2Cl2 / 2 h 3.1: 80 percent / tetrahydrofuran / 4 h 4.1: 76 percent / PCC; silica gel / CH2Cl2 / 24 h 5.1: 81 percent / NaBH4 / methanol / 0 - 5 °C 6.1: 45 percent / EtCOOH / 48 h / 180 °C 7.1: 94 percent / PhCH=RuCl2(PCy3)2 / CH2Cl2 / 10 h / 20 °C 8.1: 99 percent / H2 / Pd/C / ethanol / 6 h 9.1: LAH / diethyl ether / 1 h / 0 - 5 °C 9.2: PCC; silica gel / CH2Cl2 / 0.5 h 10.1: 66 percent / (Ph3P)3RhCl / benzene / 24 h / 120 °C View Scheme
参考文献
Srikrishna; Satyanarayana
Tetrahedron Letters, 2003 , vol. 44, # 5 p. 1027 - 1030
14804-31-0
2-甲基-4-溴苯甲醚
→
反应条件
554408-76-3
反应条件
1.1: 79 percent / Li / tetrahydrofuran / 0.75 h 2.1: 89 percent / PCC; silica gel / CH2Cl2 / 2 h 3.1: 80 percent / tetrahydrofuran / 4 h 4.1: 76 percent / PCC; silica gel / CH2Cl2 / 24 h 5.1: 81 percent / NaBH4 / methanol / 0 - 5 °C 6.1: 45 percent / EtCOOH / 48 h / 180 °C 7.1: 94 percent / PhCH=RuCl2(PCy3)2 / CH2Cl2 / 10 h / 20 °C 8.1: 99 percent / H2 / Pd/C / ethanol / 6 h 9.1: LAH / diethyl ether / 1 h / 0 - 5 °C 9.2: PCC; silica gel / CH2Cl2 / 0.5 h 10.1: 66 percent / (Ph3P)3RhCl / benzene / 24 h / 120 °C View Scheme
参考文献
Srikrishna; Satyanarayana
Tetrahedron Letters, 2003 , vol. 44, # 5 p. 1027 - 1030
603985-18-8
→
反应条件
554408-76-3
反应条件
1.1: 80 percent / tetrahydrofuran / 4 h 2.1: 76 percent / PCC; silica gel / CH2Cl2 / 24 h 3.1: 81 percent / NaBH4 / methanol / 0 - 5 °C 4.1: 45 percent / EtCOOH / 48 h / 180 °C 5.1: 94 percent / PhCH=RuCl2(PCy3)2 / CH2Cl2 / 10 h / 20 °C 6.1: 99 percent / H2 / Pd/C / ethanol / 6 h 7.1: LAH / diethyl ether / 1 h / 0 - 5 °C 7.2: PCC; silica gel / CH2Cl2 / 0.5 h 8.1: 66 percent / (Ph3P)3RhCl / benzene / 24 h / 120 °C View Scheme
参考文献
Srikrishna; Satyanarayana
Tetrahedron Letters, 2003 , vol. 44, # 5 p. 1027 - 1030
603985-17-7
→
反应条件
554408-76-3
反应条件
1.1: 89 percent / PCC; silica gel / CH2Cl2 / 2 h 2.1: 80 percent / tetrahydrofuran / 4 h 3.1: 76 percent / PCC; silica gel / CH2Cl2 / 24 h 4.1: 81 percent / NaBH4 / methanol / 0 - 5 °C 5.1: 45 percent / EtCOOH / 48 h / 180 °C 6.1: 94 percent / PhCH=RuCl2(PCy3)2 / CH2Cl2 / 10 h / 20 °C 7.1: 99 percent / H2 / Pd/C / ethanol / 6 h 8.1: LAH / diethyl ether / 1 h / 0 - 5 °C 8.2: PCC; silica gel / CH2Cl2 / 0.5 h 9.1: 66 percent / (Ph3P)3RhCl / benzene / 24 h / 120 °C View Scheme
参考文献
Srikrishna; Satyanarayana
Tetrahedron Letters, 2003 , vol. 44, # 5 p. 1027 - 1030
603985-19-9
→
反应条件
554408-76-3
反应条件
1.1: 76 percent / PCC; silica gel / CH2Cl2 / 24 h 2.1: 81 percent / NaBH4 / methanol / 0 - 5 °C 3.1: 45 percent / EtCOOH / 48 h / 180 °C 4.1: 94 percent / PhCH=RuCl2(PCy3)2 / CH2Cl2 / 10 h / 20 °C 5.1: 99 percent / H2 / Pd/C / ethanol / 6 h 6.1: LAH / diethyl ether / 1 h / 0 - 5 °C 6.2: PCC; silica gel / CH2Cl2 / 0.5 h 7.1: 66 percent / (Ph3P)3RhCl / benzene / 24 h / 120 °C View Scheme
参考文献
Srikrishna; Satyanarayana
Tetrahedron Letters, 2003 , vol. 44, # 5 p. 1027 - 1030
603985-23-5
→
反应条件
554408-76-3
反应条件
1.1: 99 percent / H2 / Pd/C / ethanol / 6 h 2.1: LAH / diethyl ether / 1 h / 0 - 5 °C 2.2: PCC; silica gel / CH2Cl2 / 0.5 h 3.1: 66 percent / (Ph3P)3RhCl / benzene / 24 h / 120 °C View Scheme
参考文献
Srikrishna; Satyanarayana
Tetrahedron Letters, 2003 , vol. 44, # 5 p. 1027 - 1030
603985-24-6
→
反应条件
554408-76-3
反应条件
1.1: LAH / diethyl ether / 1 h / 0 - 5 °C 1.2: PCC; silica gel / CH2Cl2 / 0.5 h 2.1: 66 percent / (Ph3P)3RhCl / benzene / 24 h / 120 °C View Scheme
参考文献
Srikrishna; Satyanarayana
Tetrahedron Letters, 2003 , vol. 44, # 5 p. 1027 - 1030
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