2,4-二氯-6-甲氧基嘧啶合成路线 (共 10 条)
反应条件
trichlorophosphate 4 h; Heating / reflux;
参考文献
ASTRAZENECA AB; ASTRAZENECA UK LIMITED
Patent: WO2008/117051 A1, 2008 ;
Location in patent: Page/Page column 29 ;
WO 2008/117051 A1
反应条件
methanol; sodium methylate
参考文献
Buettner
Chemische Berichte, 1903 , vol. 36, p. 2234
Full Text Show Details
Gabriel; Colman
Chemische Berichte, 1903 , vol. 36, p. 3383
反应条件
in methanol T=0 - 25°C;
参考文献
SANOFI; Brollo, Maurice; Carry, Jean-Christophe; Certal, Victor; Didier, Eric; Doerflinger, Gilles; EL Ahmad, Youssef; Filoche-Romme, Bruno; Halley, Frank; Karlsson, Karl Andreas; Schio, Laurent; Thompson, Fabienne
Patent: US2013/274253 A1, 2013 ;
Location in patent: Paragraph 1615-1618 ;
反应条件
in tetrahydrofuran T=-40 - 20°C; 1.66667 h;
参考文献
ASTRAZENECA AB; ASTRAZENECA UK LIMITED
Patent: WO2008/135786 A1, 2008 ;
Location in patent: Page/Page column 57-58 ;
WO 2008/135786 A1
反应条件
tetra(n-butyl)ammonium hydroxide in dimethyl sulfoxide Overall yield = 55 percent;
参考文献
Kumar, C.H. Vinod; Kavitake, Santosh; Kumar, Sythana Suresh; Cornwall, Philip; Ashok, Mithun; Bhagat, Sagar; Manjunatha, Sulur G.; Nambiar, Sudhir
Organic Process Research and Development, 2012 , vol. 16, # 8 p. 1416 - 1421
参考文献
Buettner
Chemische Berichte, 1903 , vol. 36, p. 2234
反应条件
ethanol; ammonia T=100°C;
参考文献
Gabriel; Colman
Chemische Berichte, 1903 , vol. 36, p. 3383
参考文献
Gabriel; Colman
Chemische Berichte, 1903 , vol. 36, p. 3383
反应条件
sodium hydroxide; palladium on activated charcoal Hydrogenation;
参考文献
Smith; Christensen
Journal of Organic Chemistry, 1955 , vol. 20, p. 829,833,835
反应条件
1: alcohol; ammonia / 100 °C 2: zinc; aqueous-methanolic hydrochloric acid / 40 °C View Scheme
参考文献
Gabriel; Colman
Chemische Berichte, 1903 , vol. 36, p. 3383