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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
873801-68-4
合成路线
（共 9 条）
96843-12-8
+
107-30-2
氯甲基甲基醚
→
反应条件
873801-68-4
反应条件
N-ethyl-N,N-diisopropylamine in dichloromethane T=0°C; 0.5 h;
参考文献
Kim, Pilho; Barry III, Clifton E.; Dowd, Cynthia S.
Tetrahedron Letters, 2006 , vol. 47, # 20 p. 3447 - 3451
873801-70-8
+
1067-71-6
→
反应条件
873801-68-4
+
873801-71-9
反应条件
1: diethyl (2-oxopropyl)phosphonate With N-ethyl-N,N-diisopropylamine; lithium chloride in acetonitrile T=20°C; Horner-Wadsworth-Emmons reaction; 2: 2,4-dimethyl-3-methoxymethoxy-5-oxo-2,5-dihydrothiophene-2-carbaldehyde in acetonitrile T=20°C;
参考文献
Kim, Pilho; Barry III, Clifton E.; Dowd, Cynthia S.
Tetrahedron Letters, 2006 , vol. 47, # 20 p. 3447 - 3451
873801-70-8
+
36969-89-8
(2-氧代庚基)膦酸二甲酯
→
反应条件
873801-68-4
+
890933-80-9
反应条件
1: (2-oxoheptyl)phosphonic acid dimethyl ester With N-ethyl-N,N-diisopropylamine; lithium chloride in acetonitrile T=20°C; Horner-Wadsworth-Emmons reaction; 2: 2,4-dimethyl-3-methoxymethoxy-5-oxo-2,5-dihydrothiophene-2-carbaldehyde in acetonitrile T=20°C; 2 h;
参考文献
Kim, Pilho; Barry III, Clifton E.; Dowd, Cynthia S.
Tetrahedron Letters, 2006 , vol. 47, # 20 p. 3447 - 3451
873801-70-8
+
867-13-0
膦酰乙酸三乙酯
→
反应条件
873801-68-4
反应条件
1: diethoxyphosphoryl-acetic acid ethyl ester With N-ethyl-N,N-diisopropylamine; lithium chloride in acetonitrile T=20°C; Horner-Wadsworth-Emmons reaction; 2: 2,4-dimethyl-3-methoxymethoxy-5-oxo-2,5-dihydrothiophene-2-carbaldehyde in acetonitrile T=20°C;
参考文献
Kim, Pilho; Barry III, Clifton E.; Dowd, Cynthia S.
Tetrahedron Letters, 2006 , vol. 47, # 20 p. 3447 - 3451
873801-69-5
→
反应条件
873801-68-4
反应条件
1: 65 percent / Dess-Martin periodinane / CH2Cl2 / 1 h / 20 °C 2: CH3(CH2)2P(=O)(OEt)2; nBuLi / hexamethylphosphoric acid triamide View Scheme
参考文献
Kim, Pilho; Barry III, Clifton E.; Dowd, Cynthia S.
Tetrahedron Letters, 2006 , vol. 47, # 20 p. 3447 - 3451
873801-70-8
→
反应条件
873801-68-4
反应条件
n-butyllithium; diethyl n-propylphosphonate in N,N,N',N',N'',N''-hexamethylphosphoric triamide
参考文献
Kim, Pilho; Barry III, Clifton E.; Dowd, Cynthia S.
Tetrahedron Letters, 2006 , vol. 47, # 20 p. 3447 - 3451
17422-12-7
2-甲基-3-氧代戊酸甲酯
→
反应条件
873801-68-4
反应条件
1: 61.7 percent / bromine / CHCl3 / 10 h / 20 °C 2: 91 percent / triethylamine / CH2Cl2 / 6 h / 20 °C 3: 89 percent / potassium hydroxide / H2O; ethanol / 3 h / 20 °C 4: 83 percent / ethyldiisopropylamine / CH2Cl2 / 0 °C View Scheme
参考文献
Kamal, Ahmed; Shaik, Ahmad Ali; Azeeza, Shaik; Malik, M. Shaheer; Sandbhor, Mahendra
Tetrahedron Asymmetry, 2006 , vol. 17, # 20 p. 2890 - 2895
95628-73-2
→
反应条件
873801-68-4
反应条件
1: 89 percent / potassium hydroxide / H2O; ethanol / 3 h / 20 °C 2: 83 percent / ethyldiisopropylamine / CH2Cl2 / 0 °C View Scheme
参考文献
Kamal, Ahmed; Shaik, Ahmad Ali; Azeeza, Shaik; Malik, M. Shaheer; Sandbhor, Mahendra
Tetrahedron Asymmetry, 2006 , vol. 17, # 20 p. 2890 - 2895
95604-09-4
→
反应条件
873801-68-4
反应条件
1: 91 percent / triethylamine / CH2Cl2 / 6 h / 20 °C 2: 89 percent / potassium hydroxide / H2O; ethanol / 3 h / 20 °C 3: 83 percent / ethyldiisopropylamine / CH2Cl2 / 0 °C View Scheme
参考文献
Kamal, Ahmed; Shaik, Ahmad Ali; Azeeza, Shaik; Malik, M. Shaheer; Sandbhor, Mahendra
Tetrahedron Asymmetry, 2006 , vol. 17, # 20 p. 2890 - 2895
