Disclosed herein are novel intermediates and process for large scale production of (S)- 3-[(1-dimethylamino) ethyl] phenyl-N-ethyl-N-methyl-carbamate (rivastigmine) or its pharmaceutically acceptable salts employing the novel intermediates. Further provided are methods for producing the novel intermediates thereof.
本文披露了一种新颖的中间体和工艺,用于大规模生产(S)-3-[(1-
二甲氨基)乙基]苯基-N-乙基-N-甲基-
氨基甲酸酯(
利巴韦林)或其药学上可接受的盐,采用这些新颖的中间体。此外,还提供了生产这些新颖中间体的方法。