Importance

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Abstract

1,4-Benzodiazepine derivatives of the formula: ##STR1## (in which R.sup.1 is pyrrolidinyl or piperidinyl each optionally substituted by C.sub.1-3 alkyl, phenyl-C.sub.1-3 alkyl, C.sub.1-5 alkanoyl, or C.sub.2-5 alkoxycarbonyl, R.sup.2 is hydrogen, hydroxy, or acetoxy, R.sup.3 is C.sub.1-3 alkyl, phenyl-C.sub.1-3 alkyl, or phenyl optionally substituted by one or two halogens, X is hydrogen, halogen, C.sub.1-3 alkyl, C.sub.1-3 alkoxy, nitro, trifluoromethyl, or di-C.sub.1-3 alkyl-amino, and n is 1 or 2) or pharmaceutically acceptable acid addition salts thereof, which are useful as a psychotropic agent such as anti-depressant or anxiolytic agent can be prepared from several routes.

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First Claim