Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...
Patent
1994-09-26
1996-07-02
Rotman, Alan L.
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Having -c-, wherein x is chalcogen, bonded directly to...
546 84, 546285, A61K 3144, C07D47102, C07D47104
Patent
active
055322492
ABSTRACT:
Compounds of Formula I have been shown to enhance the release of the neurotransmitter acetylcholine, and thus may be useful in the treatment of diseases of man, such as in Alzheimer's disease and other conditions involving learning and cognition, where subnormal levels of this neurochemical are found.
The compounds of this invention can be described as shown in Formula I ##STR1## where Q is ##STR2## R.sup.1 is 4-,3-, or 2-pyridyl, pyrimidyl, pyrazinyl, or fluoro-4-pyridyl; R.sup.2 and R.sup.3 are independently H, F, Cl, Br, NO.sub.2, OH, --R.sup.4, --O--R.sup.4, --CO.sub.2 R.sup.4, --COR.sup.4, --CONH.sub.2, --CONHR.sup.4, --CONR.sup.4 R.sup.4', --S(O).sub.m2 -- R.sup.4, NH.sub.2, CF.sub.3, NHR.sup.4, NR.sup.4 R.sup.4' ;
REFERENCES:
patent: 4760083 (1988-07-01), Myers et al.
Cook et al., Drug Dev. Res. 1990, 19:301.
Nickolson et al., Drug Dev. Res. 1990, 19:285.
DeNoble et al., Pharm. Biochem. Behav. 1990, 36:957.
Saletu et al., Br. J. Clin. Pharm. 1989, 28:1.
Saletu et al., Chem. Abstracts. 1989, 111:108875p.
Teleha Christopher A.
Wilkerson Wendell W.
Rotman Alan L.
The DuPont Merck Pharmaceutical Company
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