Processes for preparation of 7-chloro-1-methyl-5-phenyl-1,5-dihydro- benzo[b][1,4]diazepine-2,4-dione (Clobazam) are provided. The present invention also relates to the novel intermediates and its use in preparation of clobazam.
提供了制备
7-氯-1-甲基-5-苯基-1,5-二氢-苯并[b][1,4]二氮杂环己-2,4-二酮(
氯硝安)的方法。本发明还涉及新型中间体及其在
氯硝安制备中的用途。