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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
84713-70-2
合成路线
(共 9 条)
84713-70-2
+
622-95-7
4-氯苄溴
→
反应条件
52031-05-7
DL-4-氯苯丙氨酸乙酯盐酸盐
反应条件
hydrogenchloride; sodium hydroxide; tetra(n-butyl)ammonium hydrogensulfate 1.) CH2Cl2, 13 deg C. Var.: benzyltriethylammonium chloride and 50percent aq. NaOH or solid KOH; Multistep reaction;
参考文献
Ghosez, Leon; Antoine, Jean-Pierre; Deffense, Etienne; Navarro, Mirtha; Libert, Valery; et al.
Tetrahedron Letters, 1982 , vol. 23, # 41 p. 4255 - 4258
84713-70-2
+
104-83-6
4-氯氯苄
→
反应条件
7424-00-2
DL-4-氯苯丙氨酸
反应条件
hydrogenchloride; lithium hydroxide; potassium carbonate; tetrabutylammomium bromide 1.) acetonitrile, reflux, 1 h, 2.) methanol, 1 h, 3.) 20 deg C; Yield given. Multistep reaction;
参考文献
O'Donnell, Martin J.; Wojciechowski, Krzysztof; Ghosez, Leon; Navarro, Mirtha; Sainte, Francy; Antoine, Jean-Pierre
Synthesis, 1984 , # 4 p. 313 - 315
84713-70-2
+
622-95-7
4-氯苄溴
→
反应条件
7424-00-2
DL-4-氯苯丙氨酸
反应条件
hydrogenchloride; lithium hydroxide; potassium carbonate; tetrabutylammomium bromide 1.) acetonitrile, reflux,1 h, 2.) methanol 1 h, 3.) 20 deg C; Yield given. Multistep reaction;
参考文献
O'Donnell, Martin J.; Wojciechowski, Krzysztof; Ghosez, Leon; Navarro, Mirtha; Sainte, Francy; Antoine, Jean-Pierre
Synthesis, 1984 , # 4 p. 313 - 315
84713-70-2
→
反应条件
7424-00-2
DL-4-氯苯丙氨酸
反应条件
1: 1.) 10percent aq. NaOH, Tetrabutylammonium hydrogen sulfate 2.) 1N HCl / 1.) CH2Cl2, 13 deg C. Var.: benzyltriethylammonium chloride and 50percent aq. NaOH or solid KOH 2: aq. NaOH View Scheme
参考文献
Ghosez, Leon; Antoine, Jean-Pierre; Deffense, Etienne; Navarro, Mirtha; Libert, Valery; et al.
Tetrahedron Letters, 1982 , vol. 23, # 41 p. 4255 - 4258
109-65-9
正溴丁烷
+
84713-70-2
→
反应条件
616-06-8
DL-正亮氨酸
反应条件
hydrogenchloride; lithium hydroxide; potassium carbonate; tetrabutylammomium bromide 1.) acetonitrile, reflux, 1 h, 2.) methanol, 1 h, 3.) 20 deg C; Yield given. Multistep reaction;
参考文献
O'Donnell, Martin J.; Wojciechowski, Krzysztof; Ghosez, Leon; Navarro, Mirtha; Sainte, Francy; Antoine, Jean-Pierre
Synthesis, 1984 , # 4 p. 313 - 315
84713-70-2
+
75-03-6
碘乙烷
→
反应条件
55410-21-4
2-氨基丁酸乙酯盐酸盐
反应条件
hydrogenchloride; sodium hydroxide; tetra(n-butyl)ammonium hydrogensulfate 1.) CH2Cl2, 13 deg C; Multistep reaction;
参考文献
Ghosez, Leon; Antoine, Jean-Pierre; Deffense, Etienne; Navarro, Mirtha; Libert, Valery; et al.
Tetrahedron Letters, 1982 , vol. 23, # 41 p. 4255 - 4258
84713-70-2
+
106-95-6
3-溴丙烯
→
反应条件
1069-48-3
D-烯丙基甘氨酸
反应条件
hydrogenchloride; lithium hydroxide; potassium carbonate; tetrabutylammomium bromide 1.) acetonitrile, reflux, 1 h, 2.) methanol, 1 h, 3.) 20 deg C; Yield given. Multistep reaction;
参考文献
O'Donnell, Martin J.; Wojciechowski, Krzysztof; Ghosez, Leon; Navarro, Mirtha; Sainte, Francy; Antoine, Jean-Pierre
Synthesis, 1984 , # 4 p. 313 - 315
84713-70-2
+
106-95-6
3-溴丙烯
→
反应条件
1069-48-3
D-烯丙基甘氨酸
反应条件
hydrogenchloride; lithium hydroxide; potassium carbonate; tetrabutylammomium bromide 1.) acetonitrile, reflux, 1 h, 2.) methanol, 1 h, 3.) 20 deg C; Yield given. Multistep reaction;
参考文献
O'Donnell, Martin J.; Wojciechowski, Krzysztof; Ghosez, Leon; Navarro, Mirtha; Sainte, Francy; Antoine, Jean-Pierre
Synthesis, 1984 , # 4 p. 313 - 315
84713-70-2
+
638-45-9
1-碘己烷
→
反应条件
56753-81-2
反应条件
hydrogenchloride; potassium hydroxide; N-benzyl-N,N,N-triethylammonium chloride 1.) CH2Cl2, 20 deg C. Var.: 50 percent aq. NaOH instead of KOH; Multistep reaction;
参考文献
Ghosez, Leon; Antoine, Jean-Pierre; Deffense, Etienne; Navarro, Mirtha; Libert, Valery; et al.
Tetrahedron Letters, 1982 , vol. 23, # 41 p. 4255 - 4258