5-氧代四氢呋喃-2-羧酸乙酯合成路线 （共 14 条）
反应条件
1: With hydrogen; CN; 5percent Pt/Al2O3 in acetic acid T=20°C; Catalytic hydrogenation; P=750.075 Torr; 2: With toluene-4-sulfonic acid in acetic acid Cyclization; Further stages. Title compound not separated from byproducts.;
参考文献
Balazsik, Katalin; Szoeri, Kornel; Felfoeldi, Karoly; Toeroek, Bela; Bartok, Mihaly
Chemical Communications, 2000 , # 7 p. 555 - 556
反应条件
toluene-4-sulfonic acid in benzene
参考文献
Pirillo; Leggeri; Traverso
Farmaco, Edizione Scientifica, 1984 , vol. 39, # 5 p. 473 - 476
反应条件
Mucor rouxii freeze-dried yeast-like cells in hexane; water T=28°C; 24 h;
参考文献
Drioli, Sara; Nitti, Patrizia; Pitacco, Giuliana; Tossut, Laura; Valentin, Ennio
Tetrahedron Asymmetry, 1999 , vol. 10, # 14 p. 2713 - 2728
反应条件
1: 82 percent / sodium nitrite in water / aq. HCl / 1.) 2 h, 5 deg C; 2.) r.t. 2: diethyl ether 3: conc. HCl / 48 h / Ambient temperature View Scheme
参考文献
Pirillo; Leggeri; Traverso
Farmaco, Edizione Scientifica, 1984 , vol. 39, # 5 p. 473 - 476
反应条件
1: Novozym 435 lipase B from Candida antarctica / 30 °C 2: Mucor rouxii freeze-dried yeast-like cells / hexane; H2O / 24 h / 28 °C View Scheme
参考文献
Drioli, Sara; Nitti, Patrizia; Pitacco, Giuliana; Tossut, Laura; Valentin, Ennio
Tetrahedron Asymmetry, 1999 , vol. 10, # 14 p. 2713 - 2728
反应条件
1: 85 percent / p-toluenesulfonic acid / toluene / Heating View Scheme
参考文献
Drioli, Sara; Nitti, Patrizia; Pitacco, Giuliana; Tossut, Laura; Valentin, Ennio
Tetrahedron Asymmetry, 1999 , vol. 10, # 14 p. 2713 - 2728
反应条件
1: diethyl ether 2: conc. HCl / 48 h / Ambient temperature View Scheme
参考文献
Berti, Giancarlo; Caroti, Paola; Catelani, Giorgio; Monti, Luigi
Carbohydrate Research, 1983 , vol. 124, p. 35 - 42
反应条件
1: 140 - 150 °C / 0.01 Torr 2: 90 percent / p-toluene sulphonic acid / benzene View Scheme
参考文献
Pirillo; Leggeri; Traverso
Farmaco, Edizione Scientifica, 1984 , vol. 39, # 5 p. 473 - 476
反应条件
hydrogenchloride 48 h; Ambient temperature;
参考文献
Berti, Giancarlo; Caroti, Paola; Catelani, Giorgio; Monti, Luigi
Carbohydrate Research, 1983 , vol. 124, p. 35 - 42
参考文献
Drioli, Sara; Nitti, Patrizia; Pitacco, Giuliana; Tossut, Laura; Valentin, Ennio
Tetrahedron Asymmetry, 1999 , vol. 10, # 14 p. 2713 - 2728
