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1: With sodium hydroxide; N-benzyl-N,N,N-triethylammonium chloride in DMF (N,N-dimethyl-formamide); water 0.05 h; 2: With hydrogenchloride in DMF (N,N-dimethyl-formamide); water
参考文献
RANBAXY LABORATORIES LIMITED
Patent: WO2005/21515 A2, 2005 ;
Location in patent: Page/Page column 64-65 ;
WO 2005/021515 A2