5-(2,2-二甲基-1,3-二氧戊环-4-基)-2,2-二甲基四氢呋喃并[2,3-d][1,3]二氧杂环戊烯合成路线 (共 9 条)
反应条件
hydrogen; nickel in ethanol P=2068.59 Torr; 6 h;
参考文献
Yadav; Prathap; Tadi, Bulli Padmaja
Tetrahedron Letters, 2006 , vol. 47, # 22 p. 3773 - 3776
反应条件
1.1: Tf2O; pyridine / CH2Cl2 / 0.5 h / 0 °C 1.2: 94 percent / DBU / CH2Cl2 / 16 h / 20 °C 2.1: 98 percent / H2 / Raney-Ni / ethanol / 6 h / 2068.59 Torr View Scheme
参考文献
Kang, Suk-Ku; Cho, Hyun-Sung
Tetrahedron Letters, 1991 , vol. 32, # 3 p. 367 - 370
反应条件
1: borane-methyl sulfide; 2-methyl-2-butene / tetrahydrofuran 2: camphorsulfonic acid / Heating View Scheme
参考文献
Andersen, Soren M.; Ekhart, Christian; Lundt, Inge; Stuetz, Arnold E.
Carbohydrate Research, 2000 , vol. 326, # 1 p. 22 - 33
反应条件
1: DBU / diethyl ether / Ambient temperature 2: 82 percent / H2 / Rh/Al2O3 / ethyl acetate / 735.5 Torr View Scheme
参考文献
Kang, Suk-Ku; Cho, Hyun-Sung
Tetrahedron Letters, 1991 , vol. 32, # 3 p. 367 - 370
反应条件
camphor-10-sulfonic acid Cyclization; Heating;
参考文献
Andersen, Soren M.; Ekhart, Christian; Lundt, Inge; Stuetz, Arnold E.
Carbohydrate Research, 2000 , vol. 326, # 1 p. 22 - 33
反应条件
1: soda lime 2: Raney nickel; ethyl acetate / Hydrogenation View Scheme
参考文献
Weygand; Wolz
Chemische Berichte, 1952 , vol. 85, p. 256,260
参考文献
Freudenberg; Brauns
Chemische Berichte, 1922 , vol. 55, p. 3233,3238
参考文献
Weygand; Wolz
Chemische Berichte, 1952 , vol. 85, p. 256,260
参考文献
Prokop; Murray
Journal of Pharmaceutical Sciences, 1965 , vol. 54, p. 359,363