5-(氯甲基)-1,2,4-二唑-3-羧酸乙酯合成路线 (共 3 条)
反应条件
pyridine in chloroform T=0 - 20°C; 1.08333 h;
参考文献
ARGENTA DISCOVERY LIMITED; ASTRAZENECA AB
Patent: WO2008/23157 A1, 2008 ;
Location in patent: Page/Page column 45; 74-75 ;
WO 2008/023157 A1
反应条件
1: EtOCOC(NH2)NOH With diisopropylamine in dichloromethane T=-10°C; 0.166667 h; 2: chloroacetyl chloride in dichloromethane T=-10 - 20°C; 3: in toluene 12 h; Reflux;
参考文献
WO2010/18352 A1, ;
Page/Page column 38 ;
WO 2010/018352 A1
反应条件
in toluene 12 h; Heating / reflux;
参考文献
WO2008/99186 A1, ;
Page/Page column 66 ;
WO 2008/099186 A1