摘要:
A process for preparing a substituted urea compound of Formula II or Formula I, or a pharmaceutically acceptable salt or ester thereof, Formula II, Formula I the process comprising the reaction of an intermediate of Formula II′ or Formula 1′, Formula II′, Formula I′ with a carbamoyl halide of the formula: R1R2NC(=0)Hal, in a solvent consisting essentially of pyridine, wherein Hal represents Cl, F, I or Br, and wherein ring A, and R1, R2, R5, V, W, X, Y and Z are as defined herein.
摘要翻译:制备式II或式I的取代的脲化合物或其药学上可接受的盐或其酯,式II,式I的方法包括式II'或式1'的中间体,式II', 式I'与具有式R 1 R 2 NC(= O)Hal的氨基甲酰卤在基本上由吡啶组成的溶剂中,其中Hal表示Cl,F,I或Br,其中环A和R1,R2,R5,V ,W,X,Y和Z如本文所定义。
摘要:
There is disclosed a methylated intermediate which may be demethylated to provide an inhibitor of catechol-O-methyltransferase useful in the treatment of Parkinson's disease. Also disclosed are methods of making and using said intermediate.