1-叔丁基-1H -吡唑- 3 -羧酸乙酯合成路线 (共 2 条)
反应条件
triethylamine in ethanol
T=25°C; 12 h;
参考文献
ASTRAZENECA AB; ASTRAZENECA UK LIMITED
Patent: WO2007/71963 A2, 2007 ;
Location in patent: Page/Page column 58 ;
WO 2007/071963 A2
反应条件
in toluene
48 h; Heating / reflux;
参考文献
E.I. DU PONT DE NEMOURS AND COMPANY
Patent: WO2004/35545 A2, 2004 ;
Location in patent: Page 41 ;