(3a,5b,12a)-24,24-二苯基-胆甾-20(22),23-二烯-3,12-二醇3,12-二乙酸酯合成路线 （共 9 条）
反应条件
tetrachloromethane; N-bromosuccinmide
Licht;
参考文献
Ciba Pharm. Prod. Inc.
Patent: US2461910 , 1946 ;
Full Text Show Details
Meystre et al.
Helvetica Chimica Acta, 1945 , vol. 28, p. 1252,1256
Helvetica Chimica Acta, 1944 , vol. 27, p. 1815,1822
反应条件
1: ethanol; diethyl ether
2: (i) Et2O, benzene, (ii) /BRN= 385737/, AcOH
3: (i) NBS, CCl4, (ii) KI, acetone
View Scheme
参考文献
Tschesche,R. et al.
Phytochemistry (Elsevier), 1970 , vol. 9, p. 1505 - 1515
反应条件
tetrachloromethane
Licht;
参考文献
Ciba Pharm. Prod. Inc.
Patent: US2461910 , 1946 ;
Full Text Show Details
Meystre et al.
Helvetica Chimica Acta, 1945 , vol. 28, p. 1252,1256
Helvetica Chimica Acta, 1944 , vol. 27, p. 1815,1822
参考文献
Ciba Pharm. Prod. Inc.
Patent: US2461910 , 1946 ;
Full Text Show Details
Meystre et al.
Helvetica Chimica Acta, 1944 , vol. 27, p. 1815,1822
Helvetica Chimica Acta, 1945 , vol. 28, p. 1252,1256
反应条件
1: (i) Et2O, benzene, (ii) /BRN= 385737/, AcOH
2: (i) NBS, CCl4, (ii) KI, acetone
View Scheme
参考文献
Tschesche,R. et al.
Phytochemistry (Elsevier), 1970 , vol. 9, p. 1505 - 1515
反应条件
Erhitzen des Reaktionsprodukts mit Acetanhydrid und Pyridin auf 100grad;
参考文献
Ciba Pharm. Prod. Inc.
Patent: US2461563 , 1943 ;
Full Text Show Details
Ciba Pharm. Prod. Inc.
Patent: US2461910 , 1946 ;
Full Text Show Details
Meystre et al.
Helvetica Chimica Acta, 1944 , vol. 27, p. 1815,1822
Helvetica Chimica Acta, 1945 , vol. 28, p. 1252,1256
参考文献
Meystre et al.
Helvetica Chimica Acta, 1945 , vol. 28, p. 1252,1256
Helvetica Chimica Acta, 1944 , vol. 27, p. 1815,1822
参考文献
Meystre et al.
Helvetica Chimica Acta, 1945 , vol. 28, p. 1252,1256
Helvetica Chimica Acta, 1944 , vol. 27, p. 1815,1822
参考文献
Meystre et al.
Helvetica Chimica Acta, 1945 , vol. 28, p. 1252,1256
Helvetica Chimica Acta, 1944 , vol. 27, p. 1815,1822
