5-硝基喹唑啉-2,4(1h,3h)-二酮合成路线 (共 6 条)
参考文献
Hoffmann-La Roche Inc.
Patent: US5688803 A1, 1997 ;
反应条件
acetic acid 24 h; Reflux;
参考文献
Xie, Yun; Maxson, Tucker; Tor, Yitzhak
Journal of the American Chemical Society, 2010 , vol. 132, # 34 p. 11896 - 11897
反应条件
ammonia in ethanol 1 h;
参考文献
Farouk, Mahmoud; Alrokayan, Salman A.; Imran, Ahamad; Abu-Salah, Khalid M.; Ghazzali, Mohamed; Al-Farhan, Khalid A.; El-Gohary, Salem; Adly, Mamdouh
Chemical Papers, 2013 , vol. 67, # 2 p. 229 - 235
反应条件
potassium cyanate anschl. mit NaOH;
参考文献
Huntress; Gladding
Journal of the American Chemical Society, 1942 , vol. 64, p. 2644,2646
反应条件
1: hydroxylamine hydrochloride; pyridine / 0.5 h / |Reflux 2: 0.25 h / -5 - 0 °C 3: ammonia / ethanol / 1 h View Scheme
参考文献
Farouk, Mahmoud; Alrokayan, Salman A.; Imran, Ahamad; Abu-Salah, Khalid M.; Ghazzali, Mohamed; Al-Farhan, Khalid A.; El-Gohary, Salem; Adly, Mamdouh
Chemical Papers, 2013 , vol. 67, # 2 p. 229 - 235
反应条件
in ice-water; trichlorophosphate
参考文献
Hoffmann-La Roche Inc.
Patent: US5688803 A1, 1997 ;