4-Benzazonine derivatives and process for preparation thereof

Details 4-Benzazonine derivatives and process for preparation thereof 4-Benzazonine derivatives and process for preparation thereof

1974-05-06

1977-02-15

Daus, Donald G.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

424244, C07D22506

Patent

active

040082199

ABSTRACT:
Novel 4-Benzazonine derivatives and their salts, and processes for the preparation thereof are disclosed. These 4-benzazonine derivatives are represented by the following general formula: ##STR1## wherein R stands for --H, --OH or a lower alkoxy group such as --OCH.sub.3, R.sub.1 designates --H or a lower alkyl group such as --CH.sub.3 and --CH.sub.2 CH.sub.3, R.sub.2 indicates --H or a lower alkyl group such as --CH.sub.3, R.sub.3 stands for --H, a linear or branched, saturated or unsaturated alkyl group having 1 to 4 carbon atoms, a mono- or di-hydroxy lower alkyl group such as --CH.sub.2 OH and ##STR2## a saturated cyclic hydrocarbon group having 3 to 6 carbon atoms or a substituted or unsubstituted aromatic hydrocarbon group having 6 to 8 carbon atoms, and R.sub.4 designates --H, --OH or = O. These compounds have medicinal effects, especially therapeutic activities on the central nervous system, such as analgesic, antitussive and sedative activities.

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