C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
167/233, 260/299
C07D 487/04 (2006.01)
Patent
CA 1234121
ABSTRACT OF THE DISCLOSURE Hexahydro-3,5-dioxo-1H-pyrrolizine-2-carboxylic acid, its esters, ammonium, metal, and organic amine salts are useful for the treatment of senility, for enhancing memory, and for reversing electroconvulsive shock induced amnesia in humans. Pharmaceutical compositions including these compounds, and a method of treatment employing these pharmaceutical compositions is disclosed. The novel compounds have the general formula: Image (I) wherein A is H, -CH3, phenyl, C3-6alkyl or -(CH2)1-4phenyl, and when A is H an NH? or pharmaceutically acceptable metal or organic amine salt thereof.
462024
Macrae & Co.
Warner-Lambert Company
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