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乙二醇
甲醛
63148-62-9
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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
491862-29-4
合成路线
（共 12 条）
491862-29-4
→
反应条件
17920-23-9
2-(2-丙炔-1-基)丙二酸二乙酯
反应条件
sodium ethanolate in tetrahydrofuran T=20°C; 2 h;
参考文献
Brummond, Kay M.; Chen, Hongfeng; Sill, Peter; You, Lingfeng
Journal of the American Chemical Society, 2002 , vol. 124, # 51 p. 15186 - 15187
20599-27-3
1-溴-2-戊烯
+
491862-29-4
→
反应条件
656234-72-9
反应条件
1: 2-ethoxycarbonyl-2-(2-propynyl)malonic acid diethyl ester With sodium ethanolate in tetrahydrofuran T=20°C; 1.5 h; 2: (E/Z)-1-Bromopent-2-ene in tetrahydrofuran 3 h;
参考文献
Garcia-Fandino, Rebeca; Codesido, Eva M.; Sobarzo-Sanchez, Eduardo; Castedo, Luis; Granja, Juan R.
Organic Letters, 2004 , vol. 6, # 2 p. 193 - 196
→
反应条件
656234-72-9
反应条件
1: 2-ethoxycarbonyl-2-(2-propynyl)malonic acid diethyl ester With sodium ethanolate in tetrahydrofuran T=20°C; 1.5 h; 2: (Z)-pent-2-enynyl methanesulfonate in tetrahydrofuran T=20°C; 3 h; Further stages.;
参考文献
Aldegunde, Maria J.; Garcia-Fandino, Rebeca; Castedo, Luis; Granja, Juan R.
Chemistry - A European Journal, 2007 , vol. 13, # 18 p. 5135 - 5150
491862-29-4
→
反应条件
656234-73-0
反应条件
1: 2-ethoxycarbonyl-2-(2-propynyl)malonic acid diethyl ester With sodium ethanolate in tetrahydrofuran T=20°C; 1.5 h; 2: 1-bromo-4-methyl-2-pentene in tetrahydrofuran 3 h;
参考文献
Garcia-Fandino, Rebeca; Codesido, Eva M.; Sobarzo-Sanchez, Eduardo; Castedo, Luis; Granja, Juan R.
Organic Letters, 2004 , vol. 6, # 2 p. 193 - 196
491862-29-4
+
177171-71-0
→
反应条件
656234-73-0
反应条件
1: 2-ethoxycarbonyl-2-(2-propynyl)malonic acid diethyl ester With sodium ethanolate in tetrahydrofuran T=20°C; 1.5 h; 2: (E)-4-methylpent-2-enyl methanesulfonate in tetrahydrofuran T=20°C; 3 h; Further stages.;
参考文献
Aldegunde, Maria J.; Garcia-Fandino, Rebeca; Castedo, Luis; Granja, Juan R.
Chemistry - A European Journal, 2007 , vol. 13, # 18 p. 5135 - 5150
491862-29-4
→
反应条件
656234-74-1
反应条件
1.1: sodium ethoxide / tetrahydrofuran / 1.5 h / 20 °C 1.2: 35 percent / tetrahydrofuran / 3 h / 20 °C 2.1: 55 percent / NaOEt / ethanol / 48 h / Heating View Scheme
参考文献
Garcia-Fandino, Rebeca; Codesido, Eva M.; Sobarzo-Sanchez, Eduardo; Castedo, Luis; Granja, Juan R.
Organic Letters, 2004 , vol. 6, # 2 p. 193 - 196
491862-29-4
→
反应条件
656234-75-2
反应条件
1.1: sodium ethoxide / tetrahydrofuran / 1.5 h / 20 °C 1.2: 88 percent / tetrahydrofuran / 3 h / 20 °C 2.1: 50 percent / NaOEt / ethanol / 48 h / Heating View Scheme
参考文献
Garcia-Fandino, Rebeca; Codesido, Eva M.; Sobarzo-Sanchez, Eduardo; Castedo, Luis; Granja, Juan R.
Organic Letters, 2004 , vol. 6, # 2 p. 193 - 196
491862-29-4
→
反应条件
656234-79-6
反应条件
1.1: NaOEt / tetrahydrofuran / 1.5 h / 20 °C 1.2: 35 percent / tetrahydrofuran / 3 h 2.1: 55 percent / NaOEt / ethanol / 48 h / Heating 3.1: 90 percent / LiAlH4 / diethyl ether / 0.5 h / 0 °C View Scheme
参考文献
Garcia-Fandino, Rebeca; Codesido, Eva M.; Sobarzo-Sanchez, Eduardo; Castedo, Luis; Granja, Juan R.
Organic Letters, 2004 , vol. 6, # 2 p. 193 - 196
491862-29-4
→
反应条件
656234-80-9
反应条件
1.1: NaOEt / tetrahydrofuran / 1.5 h / 20 °C 1.2: 88 percent / tetrahydrofuran / 3 h 2.1: 50 percent / NaOEt / ethanol / 48 h / Heating 3.1: 89 percent / LiAlH4 / diethyl ether / 0.5 h / 0 °C View Scheme
参考文献
Garcia-Fandino, Rebeca; Codesido, Eva M.; Sobarzo-Sanchez, Eduardo; Castedo, Luis; Granja, Juan R.
Organic Letters, 2004 , vol. 6, # 2 p. 193 - 196
491862-29-4
→
反应条件
656234-82-1
反应条件
1.1: NaOEt / tetrahydrofuran / 1.5 h / 20 °C 1.2: 35 percent / tetrahydrofuran / 3 h 2.1: 55 percent / NaOEt / ethanol / 48 h / Heating 3.1: 90 percent / LiAlH4 / diethyl ether / 0.5 h / 0 °C 4.1: 86 percent / PPh3; imidazole; I2 / tetrahydrofuran / 1 h / 0 - 20 °C View Scheme
参考文献
Garcia-Fandino, Rebeca; Codesido, Eva M.; Sobarzo-Sanchez, Eduardo; Castedo, Luis; Granja, Juan R.
Organic Letters, 2004 , vol. 6, # 2 p. 193 - 196
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