Derivatives of dioxan-2-alkyl carbamates, preparation method...

C - Chemistry – Metallurgy – 07 – D

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C07D 319/06 (2006.01) A61K 31/357 (2006.01) C07C 235/04 (2006.01) C07D 405/12 (2006.01) C07D 413/06 (2006.01)

Patent

CA 2496040

The invention relates to a compound having general formula (I), (see formula I) wherein R1 denotes a phenyl or naphthalenyl group which is optionally substituted by one or more halogen atoms or groups hydroxy, cyano, nitro, C1-3-alkyl, C1-3-alkoxy, trifluoromethyl, trifluoromethoxy, benzyloxy, C3-6-cycloalkyl-0- or C3-6--cycloalkylC1-3-alkoxy; R2 denotes (i) a group having general formula CHR3CONHR4, wherein R3 denotes a hydrogen atom or a methyl group and R4 denotes a hydrogen atom or group C1-3-alkyl, C3-5-cycloalkyl or (pyridin-4-yl)methyl, (ii) a 2,2,2-trifluoro-ethyl group, (iii) a (imidazol-2-yl)methyl group, (iv) a (benzimidazol-2-yl) methyl group or (v) a phenyl group which is optionally substituted by one or more halogen atoms or groups cyano, nitro, C1-3-alkyl, C1-3-alkoxy, trifluoromethyl or trifluoromethoxy; and n denotes a number between 1 and 3, said compound taking the form of a base, an acid addition salt, a hydrate or a solvate. The invention can be used in therapeutics.

Composé répondant à la Formule générale (I): dans laquelle R1 représente un groupe phényle ou naphtalènyle éventuellement substitué par un ou plusieurs atomes d'halogène ou groupes hydroxy, cyano, nitro, C1-3-alkyle, C1-3-alcoxy, trifluorométhyle, trifluorométhoxy, benzyloxy, C3-6-cycloalkyl-0- ou C3-6- cycloalkylC1-3-alcoxy; R2 représente soit un groupe de formule générale CHR3CONHR4 dans laquelle R3 représente un atome d'hydrogène ou un groupe méthyle et R4 représente un atome d'hydrogène ou un groupe C1-3-alkyle, C3-5- cycloalkyle ou (pyridin-4-yl)méthyle; soit un groupe 2,2,2-trifluoroéthyle; soit un groupe (imidazol-2-yl)méthyle; soit un groupe (benzimidazol-2- yl)méthyle; soit un groupe phényle éventuellement substitué par un ou plusieurs atomes d'halogène ou groupes cyano, nitro, C1-3-alkyle, C1-3-alcoxy, trifluorométhyle ou trifluorométhoxy; et n représente un nombre allant de 1 à 3; à l'état de base, de sel d'addition à un acide, d'hydrate ou de solvat. Application en thérapeutique.

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