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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
205885-39-8
合成路线
(共 8 条)
205885-29-6
→
反应条件
205885-39-8
反应条件
tetrabutyl ammonium fluoride in tetrahydrofuran T=0°C; desilylation; 0.166667 h;
参考文献
Witulski, Bernhard; Buschmann, Nicole; Bergstraesser, Uwe
Tetrahedron, 2000 , vol. 56, # 43 p. 8473 - 8480
683246-83-5
→
反应条件
205885-39-8
反应条件
tetrabutyl ammonium fluoride in tetrahydrofuran T=-18 - 20°C; 0.5 h; Inert atmosphere;
参考文献
Dooleweerdt, Karin; Ruhland, Thomas; Skrydstrup, Troels
Organic Letters, 2009 , vol. 11, # 1 p. 221 - 224
312329-82-1
→
反应条件
205885-39-8
反应条件
n-butyllithium in tetrahydrofuran; hexane T=-78 - -30°C; Dehalogenation; 2 h;
参考文献
Brueckner, David
Tetrahedron, 2006 , vol. 62, # 16 p. 3809 - 3814
1576-37-0
N-苄基-对甲苯磺酸胺
→
反应条件
205885-39-8
反应条件
1: 90 percent / n-BuLi / tetrahydrofuran; hexane / 2 h / 20 °C 2: 96 percent / PPh3 / tetrahydrofuran / 7 h / 60 °C 3: 80 percent / n-BuLi / tetrahydrofuran; hexane / 2 h / -78 - -30 °C View Scheme
参考文献
Bruckner
Synlett, 2000 , # 10 p. 1402 - 1404
1576-37-0
N-苄基-对甲苯磺酸胺
+
125803-61-4
→
反应条件
205885-39-8
反应条件
1: N-benzyl-4-methylbenzenesulfonamide With n-butyllithium in toluene T=0°C; Metallation; 2: ethynyl(phenyl)iodonium triflate in toluene Alkylation; N-ethynylation;
参考文献
Witulski; Gossmann
Synlett, 2000 , # 12 p. 1793 - 1797
312329-77-4
→
反应条件
205885-39-8
反应条件
1: 96 percent / PPh3 / tetrahydrofuran / 7 h / 60 °C 2: 80 percent / n-BuLi / tetrahydrofuran; hexane / 2 h / -78 - -30 °C View Scheme
参考文献
Clavier, Herve; Lepronier, Aymeric; Bengobesse-Mintsa, Nathalie; Gatineau, David; Pellissier, Helene; Giordano, Laurent; Tenaglia, Alphonse; Buono, Gerard
Advanced Synthesis and Catalysis, 2013 , vol. 355, # 2-3 p. 403 - 408
98-59-9
对甲苯磺酰氯
→
反应条件
205885-39-8
反应条件
1.1: pyridine; 4-(N,N-dimethlyamino)pyridine / dichloromethane / 16 h / 0 - 20 °C 2.1: dicyclohexyl-carbodiimide / dichloromethane / 24 h / 40 °C 3.1: triphenylphosphine / tetrahydrofuran / 17 h / 60 °C 4.1: n-butyllithium / tetrahydrofuran; hexane / 2 h / -78 - -30 °C 4.2: 1 h / 20 °C View Scheme
参考文献
Clavier, Herve; Lepronier, Aymeric; Bengobesse-Mintsa, Nathalie; Gatineau, David; Pellissier, Helene; Giordano, Laurent; Tenaglia, Alphonse; Buono, Gerard
Advanced Synthesis and Catalysis, 2013 , vol. 355, # 2-3 p. 403 - 408
100-46-9
苄胺
→
反应条件
205885-39-8
反应条件
1.1: pyridine; 4-(N,N-dimethlyamino)pyridine / dichloromethane / 16 h / 0 - 20 °C 2.1: dicyclohexyl-carbodiimide / dichloromethane / 24 h / 40 °C 3.1: triphenylphosphine / tetrahydrofuran / 17 h / 60 °C 4.1: n-butyllithium / tetrahydrofuran; hexane / 2 h / -78 - -30 °C 4.2: 1 h / 20 °C View Scheme
参考文献
Clavier, Herve; Lepronier, Aymeric; Bengobesse-Mintsa, Nathalie; Gatineau, David; Pellissier, Helene; Giordano, Laurent; Tenaglia, Alphonse; Buono, Gerard
Advanced Synthesis and Catalysis, 2013 , vol. 355, # 2-3 p. 403 - 408