3-乙氧基-雄甾-3,5-二烯-17-酮合成路线 （共 15 条）
反应条件
toluene-4-sulfonic acid in tetrahydrofuran; ethanol T=45°C; 2 h; Inert atmosphere;
参考文献
Gioiello, Antimo; Sardella, Roccaldo; Rosatelli, Emiliano; Sadeghpour, Bahman M.; Natalini, Benedetto; Pellicciari, Roberto
Steroids, 2012 , vol. 77, # 3 p. 250 - 254
反应条件
pyridin-2-yl hydrobromide T=25 - 30°C; 6 h;
参考文献
CHORISIS S.R.L.
Patent: WO2009/59765 A2, 2009 ;
Location in patent: Page/Page column 5-6 ;
反应条件
1: 92 percent / H2SO4/SiO2, water / toluene / 2 h 2: 89 percent / H2SO4/SiO2, EtOH / 2 h / Ambient temperature View Scheme
参考文献
Synthetic Communications, , vol. 24, # 16 p. 2325 - 2339
反应条件
1: 77 percent / H2SO4/SiO2 / toluene / 1 h / Heating 2: 92 percent / H2SO4/SiO2, water / toluene / 2 h 3: 89 percent / H2SO4/SiO2, EtOH / 2 h / Ambient temperature View Scheme
参考文献
Synthetic Communications, , vol. 24, # 16 p. 2325 - 2339
反应条件
pyridine; trichlorophosphate T=0°C;
参考文献
Gazzetta Chimica Italiana, , vol. 91, p. 1258 - 1267
反应条件
1: TsOH / tetrahydrofuran; ethanol 2: NH2OH*AcOH, Py / ethanol / Heating 3: POCl3, Py / 0 °C View Scheme
参考文献
Gazzetta Chimica Italiana, , vol. 91, p. 1258 - 1267
反应条件
1: NH2OH*AcOH, Py / ethanol / Heating 2: POCl3, Py / 0 °C View Scheme
参考文献
Gazzetta Chimica Italiana, , vol. 91, p. 1258 - 1267
反应条件
p-toluenesulfonic acid monohydrate in ethanol 3 h; Heating / reflux;
参考文献
US6335441 B1, ;
Example 29 ;
反应条件
hydrogenchloride; benzene
参考文献
DE752371 , ;
DRP/DRBP Org.Chem.
Chemische Berichte, , vol. 71, p. 1766,1769
US2294433 , ;
参考文献
US2294433 , ;
Chemische Berichte, , vol. 71, p. 1766,1769
