4-aminopyridine derivatives for improving impaired brain functio

Details 4-aminopyridine derivatives for improving impaired brain functio 4-aminopyridine derivatives for improving impaired brain functio

1988-09-09

1989-11-14

Schwartz, Richard A.

Drug, bio-affecting and body treating compositions

Designated organic active ingredient containing

Having -c-, wherein x is chalcogen, bonded directly to...

514318, 514343, 546187, 546193, 546281, A61K 31445, A61K 3144, C07D40114, C07D40112

Patent

active

048808199

ABSTRACT:
Novel 4-aminopyridine derivatives represented by the general formula (I): ##STR1## wherein A and B independently represent ##STR2## and n is an integer of 1 or 2; as well as their pharmaceutically acceptable acid addition salts are disclosed herein. The novel compounds are useful as the agent for improving impaired brain function.

REFERENCES:
patent: 4341790 (1982-07-01), Betzing et al.
patent: 4562197 (1985-12-01), Snarey et al.

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