2-phenyl-3,3,3-trifluoro-2-hydroxy-propionic acid derivatives

Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...

Reexamination Certificate

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C548S485000

Reexamination Certificate

active

07396853

ABSTRACT:
The present invention relates to compounds of formula I:wherein R1, R2, R3, R4, R5and R6are as defined in the specification and claims, which compounds are active on the GABABreceptor and are useful in the control or prevention of CNS illnesses, especially of illnesses and disorders comprising anxiety, depression, epilepsy, schizophrenia, and cognitive disorders.

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