Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...
Patent
1992-10-29
1995-06-27
Lee, Mary C.
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Having -c-, wherein x is chalcogen, bonded directly to...
514255, 514318, 514320, 514321, 514323, 514324, 544359, 544360, 544361, 544366, 544367, 544368, 544373, 544374, 544375, 544378, 546193, 546194, 546197, 546198, 546199, 546200, 546202, 546203, 546204, C07D21112, C07D21114, C07D21110, C07D24104, A61K 31445, A61K 31505
Patent
active
054280435
ABSTRACT:
Compounds of the formula ##STR1## wherein ring A, ring B, ring D, R.sup.2, R.sup.3, R.sup.4, R.sup.5, R.sup.6,R.sup.11, R.sup.12, R.sup.13, E, G, X and P are as defined below. The compounds of formula I are cholinesterase inhibitors and are useful in enhancing memory in patients suffering from dementia and Alzheimer's disease.
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Creagan B. Timothy
Holtrust Gezina
Lee Mary C.
McKane Joseph K.
Pfizer Inc.
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