17-(乙酰氧基)-3-甲氧基孕甾-3,5-二烯-20-酮合成路线 （共 3 条）
反应条件
1: 60 percent / POCl3; pyridine / CH2Cl2 / 3 h / 0 - 20 °C 2: 70 percent / NaBH4 / methanol / 0.5 h / 5 °C View Scheme
参考文献
Burn,D. et al.
Tetrahedron, 1964 , vol. 20, p. 597 - 609
反应条件
acetic anhydride in tetrachloromethane
参考文献
Yasuda,K.
Chemical and Pharmaceutical Bulletin, 1963 , vol. 11, p. 1167 - 1174
反应条件
1: (i) N-chloro-succinimide, aq. NaOAc, acetone, (ii) /BRN= 969215/, TsOH, dioxane 2: (tBuO)2CrO2, Ac2O / CCl4 View Scheme
参考文献
Yasuda,K.
Chemical and Pharmaceutical Bulletin, 1963 , vol. 11, p. 1167 - 1174
