phosphorus tribromide in benzene 1 h; Ambient temperature;
参考文献
Kansal, V. K.; Bhaduri, A. P.
Indian Journal of Chemistry, Section B: Organic Chemistry Including Medicinal Chemistry, 1981 , vol. 20, # 10 p. 885 - 890
1: hydrogenchloride / ethanol; water / Reflux 2: carbon tetrabromide; triphenylphosphine / dichloromethane / 0 - 20 °C 3: hydrogen / palladium on activated charcoal / ethanol / 20 °C View Scheme
参考文献
PRESIDENT AND FELLOWS OF HARVARD COLLEGE; SHANGHAI INSTITUTE OF ORGANIC CHEMISTRY; YUAN, Junying; YUAN, Chengye; CHEN, Gang; XIA, Hong-guang
Patent: WO2011/143444 A2, 2011 ;
1: tetrahydrofuran / Reflux 2: hydrogenchloride / ethanol; water / Reflux 3: carbon tetrabromide; triphenylphosphine / dichloromethane / 0 - 20 °C 4: hydrogen / palladium on activated charcoal / ethanol / 20 °C View Scheme
参考文献
PRESIDENT AND FELLOWS OF HARVARD COLLEGE; SHANGHAI INSTITUTE OF ORGANIC CHEMISTRY; YUAN, Junying; YUAN, Chengye; CHEN, Gang; XIA, Hong-guang
Patent: WO2011/143444 A2, 2011 ;
1: carbon tetrabromide; triphenylphosphine / dichloromethane / 0 - 20 °C 2: hydrogen / palladium on activated charcoal / ethanol / 20 °C View Scheme
参考文献
PRESIDENT AND FELLOWS OF HARVARD COLLEGE; SHANGHAI INSTITUTE OF ORGANIC CHEMISTRY; YUAN, Junying; YUAN, Chengye; CHEN, Gang; XIA, Hong-guang
Patent: WO2011/143444 A2, 2011 ;
1: 88 percent / LAH / diethyl ether / 3 h / Heating 2: 82.7 percent / PBr3 / benzene / 1 h / Ambient temperature View Scheme
参考文献
Kansal, V. K.; Bhaduri, A. P.
Indian Journal of Chemistry, Section B: Organic Chemistry Including Medicinal Chemistry, 1981 , vol. 20, # 10 p. 885 - 890
