1: in DMF (N,N-dimethyl-formamide)
T=80°C; 3 h;
2: With hydrogenchloride; anhydrous iron chloride in DMF (N,N-dimethyl-formamide); water
T=60°C; 0.333333 h;
参考文献
PHARMACIA ITALIA S.P.A.
Patent: WO2004/7504 A1, 2004 ;
Location in patent: Page 37 ;
WO 2004/007504 A1
