4,6-二氯-5-硝基-2-丙硫基嘧啶合成路线 (共 5 条)
反应条件
in trichlorophosphate
参考文献
US6156756 A1, ;
US 6156756 A
反应条件
in trichlorophosphate
反应条件
1.1: nitric acid / 2 h / 20 °C 1.2: 0.5 h / 0 °C 2.1: N,N-diethylaniline; trichlorophosphate / 3 h / Reflux View Scheme
参考文献
WO2011/17108 A2, ;
WO 2011/017108 A2
反应条件
1.1: tetrahydrofuran / 2 h / 0 - 10 °C 2.1: acetic acid; iron / ethanol; water / 0.33 h / 60 °C 3.1: sodium nitrite; acetic acid / toluene; water / 0.5 h / 20 °C 3.2: pH 8 - 9 4.1: N-ethyl-N,N-diisopropylamine / dichloromethane / 16 h / 20 °C 5.1: hydrogenchloride / water; methanol / 3 h / 20 °C 5.2: pH 8 - 9 View Scheme
参考文献
WO2011/17108 A2, ;
WO 2011/017108 A2
反应条件
ammonium molibdate; hydrogen; hypophosphorous acid; platinum on carbon in tert-butyl methyl ether T=20 - 65°C; P=7500.75 Torr; 7 h; Inert atmosphere; Product distribution / selectivity;
参考文献
AstraZeneca AB
Patent: US2011/71290 A1, 2011 ;
Location in patent: Page/Page column 3 ;