Pyridine derivatives and their use as nootropic agents

Details Pyridine derivatives and their use as nootropic agents Pyridine derivatives and their use as nootropic agents

1988-10-31

1989-09-05

Lee, Mary C.

Drug, bio-affecting and body treating compositions

Designated organic active ingredient containing

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

514241, 514242, 514245, 514252, 514269, 514335, 514336, 514340, 514341, 514342, 514343, 514344, 514347, 514348, 546256, 546261, 546277, 546278, 546279, 546280, 546281, 546283, 546284, 546286, 546287, 546288, 546292, 546294, 546295, 546296, 546297, 544215, 544238, 544333, 544405, A61K 3144, A61K 3140, A61K 31415, C07D21364

Patent

active

048639389

ABSTRACT:
Pyridine derivatives of the formula ##STR1## their tautomers and their salts, in which R.sub.1, R.sub.2, R.sub.3, R.sub.4, R.sub.5 and n have the meanings given in the claims, can be used as active ingredients in medicaments and are manufactured in a manner known per se.

REFERENCES:
patent: 3073851 (1963-01-01), Steiger
patent: 3133078 (1964-05-01), Steiger
patent: 3182053 (1965-05-01), Steiger
patent: 3184482 (1965-05-01), Steiger
patent: 3657214 (1972-04-01), Berrie et al.
patent: 4186264 (1980-01-01), Pearose et al.
Chem. Pharma. Bull., vol. 25, No. 11, pp. 2838-2843 (1977).
CA 99:122348j Stanovnik et al., (1983) p. 642.
J. Heterocyclic Chem., vol. 15, pp. 1105-1112 (10/78).
Synthesis, pp. 288-291 (1986).
Khim Geterosikl. Soedin, No. 11, pp. 1549-1554 (1978).
Khim Geterosikl Soedin, No. 12, pp. 1671-1676 (1978).

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