C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
260/324
C07D 207/273 (2006.01) C07F 7/10 (2006.01)
Patent
CA 1158250
RAN 4083/7 Abstract 1-(3-Hydxoxy-4-methoxybenzoyl)-3-hydroxy-2-pyrrol-- idinone of the formula Image I is suitable for use in the control or prevention of cerebral insufficiency or in the improvement of intellectual capacity. This compound contains an asymmetric carbon atom; not only the two optically uniform enantiomeric forms but also the racemate are described. The compound of formula I can be manufactured by cleaving off the protecting group (5) from a corresponding compound in which at least one of the two hydroxy groups is protected. It can be administered in galenical administration forms.
393829
Aschwanden Werner
Kyburz Emilio
Gowling Lafleur Henderson Llp
Hoffmann-La Roche Limited
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