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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
1-戊炔
合成路线
(共 297 条)
627-19-0
1-戊炔
+
628-71-7
1-庚炔
→
反应条件
69520-30-5
+
6714-01-8
+
88472-57-5
反应条件
formaldehyd; bis(acetylacetonato) palladium; triethylaluminum; triphenylphosphine in toluene T=100°C; 6 h; Product distribution;
参考文献
Selimov, F. A.; Rutman, O. G.; Dzhemilev, U. M.
Journal of Organic Chemistry USSR (English Translation), 1983 , vol. 19, p. 1621 - 1624
Zhurnal Organicheskoi Khimii, 1983 , vol. 19, # 9 p. 1853 - 1856
627-19-0
1-戊炔
+
765-03-7
1-十二炔
→
反应条件
6714-01-8
反应条件
formaldehyd; bis(acetylacetonato) palladium; triethylaluminum; triphenylphosphine in toluene T=100°C; 6 h; Product distribution;
参考文献
Selimov, F. A.; Rutman, O. G.; Dzhemilev, U. M.
Journal of Organic Chemistry USSR (English Translation), 1983 , vol. 19, p. 1621 - 1624
Zhurnal Organicheskoi Khimii, 1983 , vol. 19, # 9 p. 1853 - 1856
627-19-0
1-戊炔
+
115-19-5
2-甲基-3-丁炔-2-醇
→
反应条件
6714-01-8
+
88472-59-7
反应条件
formaldehyd; bis(acetylacetonato) palladium; triethylaluminum; triphenylphosphine in toluene T=100°C; 6 h; Product distribution;
参考文献
Selimov, F. A.; Rutman, O. G.; Dzhemilev, U. M.
Journal of Organic Chemistry USSR (English Translation), 1983 , vol. 19, p. 1621 - 1624
Zhurnal Organicheskoi Khimii, 1983 , vol. 19, # 9 p. 1853 - 1856
627-19-0
1-戊炔
+
87965-61-5
→
反应条件
65644-50-0
+
90150-43-9
反应条件
ammonium cerium(IV) nitrate 1.) THF, 45 deg C, 24 h; Yield given. Multistep reaction. Title compound not separated from byproducts;
参考文献
Wulff, William D.; Chan, Kin-Shing; Tang, Peng-Cho
Journal of Organic Chemistry, 1984 , vol. 49, # 12 p. 2293 - 2295
627-19-0
1-戊炔
→
反应条件
65644-50-0
反应条件
ammonium cerium(IV) nitrate 1.) THF, 45 deg C, 24 h; Yield given. Multistep reaction. Yields of byproduct given;
参考文献
Chamberlin; Wulff; Bax
Tetrahedron, 1993 , vol. 49, # 25 p. 5531 - 5547
627-19-0
1-戊炔
→
反应条件
79950-84-8
反应条件
1: 1) nBuLi / 1) THF, hexane, -20 deg C, 20 min, 2a) -78 deg C to -20 deg C, 30 min, b) -20 deg C, 15 min 2: 65 percent / PPh3 / Pd(OAc)2 / toluene / 1 h / 100 °C View Scheme
参考文献
Desmaele, Didier
Tetrahedron, 1992 , vol. 48, # 14 p. 2925 - 2934
627-19-0
1-戊炔
→
反应条件
89216-35-3
反应条件
1: 1.) EtMgBr / 1) ether, overnight; 2) reflux, 1 h 2: 74 percent / PBr3, pyridine / diethyl ether / -20 - 20 °C 3: 1.) sodium / 1) EtOH; 2) EtOH, 2 h 4: 85 percent / KOH, H2O / ethanol / 4 h / Heating 5: 82 percent / 4 h / 180 °C 6: 97 percent / H2, quinoline / Lindlar catalyst / heptane / 6 h / 0 °C View Scheme
参考文献
Huhtasaari, Matti; Schaefer, Hans J.; Luftmann, Heinrich
Acta Chemica Scandinavica, Series B: Organic Chemistry and Biochemistry, 1983 , vol. 37, # 6 p. 537 - 548
627-19-0
1-戊炔
→
反应条件
89216-36-4
反应条件
1: 1.) EtMgBr / 1) ether, overnight; 2) reflux, 1 h 2: 74 percent / PBr3, pyridine / diethyl ether / -20 - 20 °C 3: 1.) sodium / 1) EtOH; 2) EtOH, 2 h View Scheme
参考文献
Huhtasaari, Matti; Schaefer, Hans J.; Luftmann, Heinrich
Acta Chemica Scandinavica, Series B: Organic Chemistry and Biochemistry, 1983 , vol. 37, # 6 p. 537 - 548
627-19-0
1-戊炔
→
反应条件
89216-37-5
反应条件
1: 1.) EtMgBr / 1) ether, overnight; 2) reflux, 1 h 2: 74 percent / PBr3, pyridine / diethyl ether / -20 - 20 °C 3: 1.) sodium / 1) EtOH; 2) EtOH, 2 h 4: 85 percent / KOH, H2O / ethanol / 4 h / Heating 5: 82 percent / 4 h / 180 °C View Scheme
参考文献
Huhtasaari, Matti; Schaefer, Hans J.; Luftmann, Heinrich
Acta Chemica Scandinavica, Series B: Organic Chemistry and Biochemistry, 1983 , vol. 37, # 6 p. 537 - 548
3068-88-0
β-丁内酯
+
627-19-0
1-戊炔
→
反应条件
89216-37-5
反应条件
n-butyllithium; dimethylaluminum chloride 1.) toluene, -35 deg C, 30 min; 2.) -35 deg C, 2,5 h; Yield given. Multistep reaction;
参考文献
Shinoda; Iseki; Oguri; et al.
Tetrahedron Letters, 1986 , vol. 27, # 1 p. 87 - 90
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