| 摘要 |
A multistep process is presented for the preparation of imidazobenzodiazepines of the formula <IMAGE> wherein X is selected from the group consisting of hydrogen, halogen, nitro and trifluoromethyl; Y is selected from the group consisting of hydrogen, halogen or trifluoromethyl; R1 is hydrogen or lower alkyl and R2 is disubstituted amine. Also presented are novel intermediates utilized in the process. The end products and intermediates are useful as sedatives, anxiolytics, muscle relaxants and anticonvulsants. The end products are especially useful in intravenous compositions for use in preoperative anesthesia.
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