9-苯甲酰基-3,9-二氮杂螺[5.5]十一烷-3-羧酸 1,1-二甲基乙酯合成路线 (共 2 条)
反应条件
1-methyl-pyrrolidin-2-one; O-(1H-benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate; N-ethyl-N,N-diisopropylamine
T=20°C; 1 h;
参考文献
ASTRAZENECA AB
Patent: WO2005/40167 A1, 2005 ;
Location in patent: Page/Page column 45 ;
WO 2005/040167 A1
反应条件
trifluoroacetic acid in dichloromethane
3 h;
参考文献
ASTRAZENECA AB
Patent: WO2005/40167 A1, 2005 ;
Location in patent: Page/Page column 45-46 ;
WO 2005/040167 A1