C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
167/227, 260/514
C07D 219/10 (2006.01) A61K 31/435 (2006.01) C07D 219/04 (2006.01) C07D 219/06 (2006.01) C07D 221/16 (2006.01)
Patent
CA 1318675
ABSTRACT Substituted 9-amino-tetrahydroacridines and related com- pounds, a process for their preparation and their use as medicaments There are disclosed compounds having the formula Image wherein n is 1-4; X is alkyl of 3-18 carbon atoms, cycloalkyl of 3-7 carbon atoms or cycloalkylloweralkyl; R is hydrogen, loweralkyl or loweralkylcarbonyl; R1 is hydrogen, loweralkyl, loweralkylcarbonyl, aryl, diloweralkylaminoloweralkyl, arylloweralkyl, diarylloweralkyl, oxygen-bridged arylloweralkyl or oxygen-bridged diarylloweralkyl; stereo isomers thereof and pharmaceutically acceptable acid addition salts thereof, which are useful for enhancing memory, methods for synthesizing them, and pharmaceutical compositions comprising an effective memory enhancing amount of such a compound.
561561
Helsley Grover Cleveland
Shutske Gregory Michael
Aventis Holdings Inc.
Bereskin & Parr Llp/s.e.n.c.r.l.,s.r.l.
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