Processes for preparing chromanylbenzoic acids

Details Processes for preparing chromanylbenzoic acids Processes for preparing chromanylbenzoic acids

C - Chemistry, Metallurgy

07

D

C07D 311/22 (2006.01)

Patent

CA 2433516

The invention relates to processes for preparing a compound of the formula X and the enantiomer of said compound, wherein the benzoic acid moiety is attached at position (6) or (7) of the chroman ring, and R1, R2, and R3 are as defined herein. The invention further relates to intermediates that are useful in the preparation of the compound of formula X above.

L'invention concerne des procédés de préparation d'un composé de formule X et des énantiomères dudit composé, le groupe acide benzoïque étant attaché en position (6) ou (7) du cycle chromane, et R?1¿, R?2¿, et R?3¿ portant la signification donnée. L'invention concerne également des intermédiaires servant à la préparation dudit composé de formule X.

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