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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
34352-86-8
合成路线
（共 22 条）
313219-80-6
→
反应条件
34352-86-8
反应条件
oxygen; potassium hexamethylsilazane in tetrahydrofuran T=0°C; Ring cleavage; 0.0833333 h;
参考文献
Ziegler, Frederick E.; Berlin, Michael Y.; Lee, Kyungae; Looker, Adam R.
Organic Letters, 2000 , vol. 2, # 23 p. 3619 - 3621
34352-77-7
→
反应条件
34352-86-8
反应条件
pyridine; trichlorophosphate in dichloromethane T=0 - 25°C;
参考文献
Nandanan; Jayachandran; Phukan, Prodeep; Pais, Godwin C. G.; Sudalai
Indian Journal of Chemistry - Section B Organic and Medicinal Chemistry, 1998 , vol. 37, # 12 p. 1221 - 1227
145624-59-5
+
145624-58-4
→
反应条件
34352-86-8
反应条件
potassium phosphate; tetrakis(triphenylphosphine) palladium(0) in tetrahydrofuran 18 h; Heating;
参考文献
Rivera, Isaac; Colberg, Juan C.; Soderquist, John A.
Tetrahedron Letters, 1992 , vol. 33, # 46 p. 6919 - 6922
145624-60-8
+
145624-58-4
→
反应条件
34352-86-8
反应条件
potassium phosphate; tetrakis(triphenylphosphine) palladium(0) in tetrahydrofuran
参考文献
Rivera, Isaac; Colberg, Juan C.; Soderquist, John A.
Tetrahedron Letters, 1992 , vol. 33, # 46 p. 6919 - 6922
38861-78-8
4-异丁基苯乙酮
+
2065-66-9
甲基三苯基碘化膦
→
反应条件
34352-86-8
反应条件
1: triphenyl-methyl-phosphonium iodide With n-butyllithium in tetrahydrofuran; hexane T=0°C; Wittig Olefination; 0.5 h; 2: 1-(4-[2-methylpropyl]-phenyl)-ethanone in tetrahydrofuran; hexane T=20°C; Wittig Olefination; 24 h;
参考文献
Gong, Wanchun; Liu, Yun; Xue, Jijun; Xie, Zhixiang; Li, Ying
Chemistry Letters, 2012 , vol. 41, # 12 p. 1597 - 1599
38861-78-8
4-异丁基苯乙酮
+
1779-49-3
甲基三苯基溴化膦
→
反应条件
34352-86-8
反应条件
1: With n-butyllithium in diethyl ether; hexane T=20°C; Dehydrobromination; 4 h; 2: 1-(4-[2-methylpropyl]-phenyl)-ethanone; Methyltriphenylphosphonium bromide in diethyl ether; hexane T=20°C; Substitution;
参考文献
Ishibashi, Hiroyuki; Maeki, Momoe; Yagi, Junko; Ohba, Masashi; Kanai, Tae
Tetrahedron, 1999 , vol. 55, # 19 p. 6075 - 6080
51146-57-7
(R)-(-)-布洛芬
→
反应条件
34352-86-8
反应条件
1.1: LDA / tetrahydrofuran / -78 °C 1.2: 96 percent / tetrahydrofuran / -78 - 0 °C 2.1: 68 percent / pyridine / CH2Cl2 3.1: (COCl)2; DMF / dimethylformamide 4.1: diethyl ether / 12 h / 20 °C 5.1: 89 percent / K2CO3 / methanol / 3 h / 20 °C 6.1: 70 percent / Rh2(OAc)4 / CH2Cl2 / 5 h / 20 °C 7.1: 90 percent / KHMDS; O2 / tetrahydrofuran / 0.08 h / 0 °C View Scheme
参考文献
Ziegler, Frederick E.; Berlin, Michael Y.; Lee, Kyungae; Looker, Adam R.
Organic Letters, 2000 , vol. 2, # 23 p. 3619 - 3621
93469-76-2
→
反应条件
34352-86-8
反应条件
1: 68 percent / pyridine / CH2Cl2 2: (COCl)2; DMF / dimethylformamide 3: diethyl ether / 12 h / 20 °C 4: 89 percent / K2CO3 / methanol / 3 h / 20 °C 5: 70 percent / Rh2(OAc)4 / CH2Cl2 / 5 h / 20 °C 6: 90 percent / KHMDS; O2 / tetrahydrofuran / 0.08 h / 0 °C View Scheme
参考文献
Ziegler, Frederick E.; Berlin, Michael Y.; Lee, Kyungae; Looker, Adam R.
Organic Letters, 2000 , vol. 2, # 23 p. 3619 - 3621
313219-89-5
→
反应条件
34352-86-8
反应条件
1: 70 percent / Rh2(OAc)4 / CH2Cl2 / 5 h / 20 °C 2: 90 percent / KHMDS; O2 / tetrahydrofuran / 0.08 h / 0 °C View Scheme
参考文献
Ziegler, Frederick E.; Berlin, Michael Y.; Lee, Kyungae; Looker, Adam R.
Organic Letters, 2000 , vol. 2, # 23 p. 3619 - 3621
313219-79-3
→
反应条件
34352-86-8
反应条件
1: diethyl ether / 12 h / 20 °C 2: 89 percent / K2CO3 / methanol / 3 h / 20 °C 3: 70 percent / Rh2(OAc)4 / CH2Cl2 / 5 h / 20 °C 4: 90 percent / KHMDS; O2 / tetrahydrofuran / 0.08 h / 0 °C View Scheme
参考文献
Ziegler, Frederick E.; Berlin, Michael Y.; Lee, Kyungae; Looker, Adam R.
Organic Letters, 2000 , vol. 2, # 23 p. 3619 - 3621
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