C - Chemistry – Metallurgy – 07 – C
Patent
C - Chemistry, Metallurgy
07
C
C07C 50/28 (2006.01) A61K 31/122 (2006.01) A61P 3/10 (2006.01) C07C 45/00 (2006.01) C07C 45/28 (2006.01) C07C 46/00 (2006.01) C07D 213/50 (2006.01)
Patent
CA 2474533
The invention concerns a compound of formula (I), wherein: R¿1? and R¿2?, identical or different, represent each a hydrogen atom or an acyl or alkyl group; Ar represents an aryl or heteroaryl group; A represents a group selected from formula (II); R¿4? represents a hydrogen atom or an alkyl group; R¿5? represents a hydrogen atom or a group selected among alkyl, aryl and heteroaryl; R¿3? represents an aryl, heteroaryl, dicyclopropylmethyl or benzhydryl group, or A-R¿3? represents an optionally substituted naphthyl group, excluding 2,5-dihydroxy-3-(4-methoxyphenyl)-6-(2-phenylethenyl)-1,4-benzoquinone, 2,5-dihydroxy-3-(4-methoxyphenyl)-6-(2-naphthyl)-1,4-benzoquinone, and 2,5-dihydroxy-3-(2-naphthyl)-6-phenyl-1,4-benzoquinone. The inventive compound is useful for preparing medicines.
Composé de Formule (I) dans laquelle : R1 et R2 identiques ou différents, représentent chacun un atome d~hydrogène ou un groupement acyle ou alkyle, Ar représente un groupement aryle ou hétéroaryle, A représente un groupement choisi parmi la Formule (II), R4 représente un atome d~hydrogène ou un groupement alkyle, R5 représente un atome d~hydrogène ou un groupement choisi parmi alkyle, aryle et hétéroaryle, R3 représente un groupement aryle, hétéroaryle, dicyclopropylméthyle ou benzhydryle, ou A-R3 représente un groupement naphtyle éventuellement substitué, à l~exclusion de la 2,5- dihydroxy-3-(4-méthoxyphényl)-6-(2-phényléthényl)-1,4-benzoquinone, de la 2,5- dihydroxy-3-(4-méthoxyphényl)-6-(2-naphtyl)-1,4-benzoquinone, et de la 2,5- dihydroxy-3-(2-naphtyl)-6-phényl-1,4-benzoquinone.
Breteche Anne
Dassonville Alexandra
Duflos Muriel
Husson-Robert Bernadette
Le Baut Guillaume
Les Laboratoires Servier
Ogilvy Renault Llp/s.e.n.c.r.l.,s.r.l.
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