¬4-oxo-4h-¬|-benzopyran-8-yl| alcanoic acids; salts and...

C - Chemistry – Metallurgy – 07 – D

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260/356.1, 260/3

C07D 311/30 (2006.01) C07D 311/22 (2006.01) C07D 311/36 (2006.01) C07D 407/04 (2006.01) C07D 409/04 (2006.01)

Patent

CA 1213595

ABREGE DESCRIPTIF L'invention concerne des acides [oxo-4-4H-[1]- benzopyran-8-yl] alcanoïques et leurs dérivés, et préparation, représentés par la formule Image dans laquelle AR est l'hydrogène, un radical phényle substitué ou non, thényle, furyle, naphtyle, alkyle inférieur, cyclo- alkyle, aralkyle; B est un radical alkyle inférieur linéaire ou ramifié, saturé ou à insaturation éthylénique, R1 est l'hydrogène ou un radical phényle; X est l'hydrogène ou un radical alkyle inférieur, alkoxy et n = 1, ainsi que les sels, esters, aminoesters et amides. L'invention concerne aussi la préparation de ces composés. Les composés et leurs dérivés sont utilisables comme médicament notamment antitumoraux.

416354

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