IMIDAZOPYRIDINE DERIVATIVES, PREPARATION METHOD AND PHARMACEUTICAL COMPOSITIONS CONTAINING SAME
The invention concerns compounds of formula (I), wherein R1 represents a hydrogen, halogen atom, an alkyl, polyhalogenoalkyl, cyano, nitro, hydroxycarbonyl, alkoxycarbonyl, aminocarbonyl, alkylaminocarbonyl, or dialkylaminocarbonyl group; R2 represents a hydrogen atom, an alkyl, aryl group optionall...
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Sprache: | eng ; spa |
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Zusammenfassung: | The invention concerns compounds of formula (I), wherein R1 represents a hydrogen, halogen atom, an alkyl, polyhalogenoalkyl, cyano, nitro, hydroxycarbonyl, alkoxycarbonyl, aminocarbonyl, alkylaminocarbonyl, or dialkylaminocarbonyl group; R2 represents a hydrogen atom, an alkyl, aryl group optionally substituted, heteroaryl optionally substituted or a R20-C(X) group, R20 representing an alkyl, alkoxy, amino, alkylamino, dialkylamino, aryl optionally substituted or heteroaryl group; X represents an oxygen atom, a sulphur atom, or a NR21 group, wherein R21 represents a hydrogen atom or an alkyl group; R3 represents a hydrogen atom or an alkyl group; n represents an integer between 1 and 6 inclusively, R1 has the following meanings (A); their enantiomers, diastereoisomers, as well as their addition salt to a pharmaceutically acceptable acid or base. The invention is useful for preparing medicines.
La invencion se refiere a compuestos de la formula (I), en donde R1 representa un atomo de hidrogeno, un atomo de halogeno, un grupo alquilo, polihaloalquilo, ciano, nitro, hidroxicarbonilo, alcoxicarbonilo, aminocarbonilo, alquilaminocarbonilo, o dialquilaminocarbonilo; R2 representa un atomo de hidrogeno, un grupo alquilo, arilo opcionalmente sustituido, heteroarilo opcionalmente sustituido o un grupo R20-C(X), en donde R20 representa un grupo alquilo, alcoxi, amino, alquilamino, dialquilamino, arilo opcionalmente sustituido o heteroarilo; X representa un atomo de oxigeno, un atomo de azufre, o un grupo NR 21, en donde R21 representa un atomo de hidrogeno o un grupo alquilo; R3 representa un atomo de hidrogeno o un grupo alquilo; n representa un numero entero comprendido entre 1 y 6 inclusive, R1 tiene los siguientes significados (A): sus enantiomeros, diastereoisomeros y tambien sus sales de adicion con un acido o base farmaceuticamente aceptable. La invencion es util para preparar medicamentos. |
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