Process for preparing imidazo[1,5-a][1,5]benzodiazepines

Details Process for preparing imidazo[1,5-a][1,5]benzodiazepines Process for preparing imidazo[1,5-a][1,5]benzodiazepines

1978-02-01

1979-03-27

Trousof, Natalie

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

424273R, 2602393B, C07D48704

Patent

active

041465377

ABSTRACT:
The present invention concerns compounds of the formula ##STR1## wherein X is hydrogen or halogen; R.sub.1 is hydrogen, halogen or trifluoromethyl; R.sub.2 is hydrogen or lower alkyl; and R.sub.3 is hydrogen, --COO lower alkyl or CON(R.sub.4).sub.2 wherein R.sub.4 is lower alkyl or hydrogen and may be different,
And the pharmaceutically acceptable salts thereof.
Also provided are methods for the preparation of these compounds as well as pharmaceutical formulations which contain the active compounds of this invention. The compounds of the formula illustrated above are useful as anxiolytics, anticonvulsants, muscle relaxants and sedative agents.

REFERENCES:
patent: 4082323 (1978-03-01), Walser et al.

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