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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
74666-83-4
合成路线
(共 12 条)
74666-83-4
→
反应条件
3879-79-6
反应条件
1: 87 percent / Aliquat 336 / CH2Cl2 / 2.5 h / Ambient temperature 2: CuO, (CuOTf)2, mol sieves 4A, Et3N / diethyl ether / 0.08 h / Ambient temperature View Scheme
参考文献
Cassel, Stephanie; Plessis, Isabelle; Wessel, Hans Peter; Rollin, Patrick
Tetrahedron Letters, 1998 , vol. 39, # 44 p. 8097 - 8100
74666-83-4
+
74808-10-9
2,3,4,6-四邻乙酰基-alpha-d-吡喃葡萄糖三氯乙酰胺
→
反应条件
32934-24-0
反应条件
4 A molecular sieve; boron trifluoride diethyl etherate in dichloromethane T=-78 - 20°C; Substitution; 0.5 h;
参考文献
Yu, Hai; Yu, Biao; Wu, Xiangyang; Hui, Yongzheng; Han, Xiuwen
Journal of the Chemical Society, Perkin Transactions 1, 2000 , # 9 p. 1445 - 1453
74666-83-4
→
反应条件
3879-79-6
反应条件
1: 87 percent / Aliquat 336 / CH2Cl2 / 2.5 h / Ambient temperature 2: CuO, (CuOTf)2, mol sieves 4A, Et3N / diethyl ether / 0.08 h / Ambient temperature View Scheme
参考文献
Cassel, Stephanie; Plessis, Isabelle; Wessel, Hans Peter; Rollin, Patrick
Tetrahedron Letters, 1998 , vol. 39, # 44 p. 8097 - 8100
74666-83-4
+
74808-10-9
2,3,4,6-四邻乙酰基-alpha-d-吡喃葡萄糖三氯乙酰胺
→
反应条件
32934-24-0
反应条件
4 A molecular sieve; boron trifluoride diethyl etherate in dichloromethane T=-78 - 20°C; Substitution; 0.5 h;
参考文献
Yu, Hai; Yu, Biao; Wu, Xiangyang; Hui, Yongzheng; Han, Xiuwen
Journal of the Chemical Society, Perkin Transactions 1, 2000 , # 9 p. 1445 - 1453
74666-83-4
→
反应条件
4291-69-4
2,3,4,6-四邻苄基-alpha-d-吡喃葡萄糖
反应条件
N-iodo-succinimide; trifluorormethanesulfonic acid in dichloromethane; water T=20°C; 1 h;
参考文献
Pornsuriyasak, Papapida; Demchenko, Alexei V.
Chemistry - A European Journal, 2006 , vol. 12, # 25 p. 6630 - 6646
74666-83-4
+
74808-10-9
2,3,4,6-四邻乙酰基-alpha-d-吡喃葡萄糖三氯乙酰胺
→
反应条件
32934-24-0
反应条件
4 A molecular sieve; boron trifluoride diethyl etherate in dichloromethane T=-78 - 20°C; Substitution; 0.5 h;
参考文献
Yu, Hai; Yu, Biao; Wu, Xiangyang; Hui, Yongzheng; Han, Xiuwen
Journal of the Chemical Society, Perkin Transactions 1, 2000 , # 9 p. 1445 - 1453
74666-83-4
→
反应条件
3879-79-6
反应条件
1: 87 percent / Aliquat 336 / CH2Cl2 / 2.5 h / Ambient temperature 2: CuO, (CuOTf)2, mol sieves 4A, Et3N / diethyl ether / 0.08 h / Ambient temperature View Scheme
参考文献
Cassel, Stephanie; Plessis, Isabelle; Wessel, Hans Peter; Rollin, Patrick
Tetrahedron Letters, 1998 , vol. 39, # 44 p. 8097 - 8100
74666-83-4
+
74808-10-9
2,3,4,6-四邻乙酰基-alpha-d-吡喃葡萄糖三氯乙酰胺
→
反应条件
32934-24-0
反应条件
4 A molecular sieve; boron trifluoride diethyl etherate in dichloromethane T=-78 - 20°C; Substitution; 0.5 h;
参考文献
Yu, Hai; Yu, Biao; Wu, Xiangyang; Hui, Yongzheng; Han, Xiuwen
Journal of the Chemical Society, Perkin Transactions 1, 2000 , # 9 p. 1445 - 1453
74666-83-4
→
反应条件
4291-69-4
2,3,4,6-四邻苄基-alpha-d-吡喃葡萄糖
反应条件
N-iodo-succinimide; trifluorormethanesulfonic acid in dichloromethane; water T=20°C; 1 h;
参考文献
Pornsuriyasak, Papapida; Demchenko, Alexei V.
Chemistry - A European Journal, 2006 , vol. 12, # 25 p. 6630 - 6646
74666-83-4
→
反应条件
114967-51-0
2,3,4,6-四-O-苯甲基-β-D-异丙基吡喃葡萄糖苷
反应条件
1: 87 percent / Aliquat 336 / CH2Cl2 / 2.5 h / Ambient temperature 2: CuO, (CuOTf)2, mol sieves 4A, Et3N / diethyl ether / 0.08 h / Ambient temperature View Scheme
参考文献
Tetrahedron Letters, , vol. 39, # 44 p. 8097 - 8100
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