DERIVADOS DE BENZOXAZINONA, SU PREPARACION Y USO

Un compuesto de **fórmula*o una de sus sales farmacéuticamente aceptable, en la que Ar es fenilo, naftilo, un grupo heteroaromático monocíclico o un grupo heteroaromático bicíclico, estando dicho grupo Ar opcionalmente sustituido con 1 - 4 sustituyentes, que pueden ser iguales o diferentes, y que se seleccionan del grupo que consta de: halógeno, hidroxi, ciano, nitro, trifluorometilo, trifluorometoxi, alquilo C1-6, trifluorometanosulfoniloxi, pentafluoroetilo, alcoxi C1-6, aril-alcoxi(C1-6), alquil(C1-6)-tio, alcoxi(C1-6)-alquilo- (C1-6), cicloalquil(C3-7)-alcoxi(C1-6), alcanoilo C1-6, alcoxi(C1-6)-carbonilo, alquil(C1-6)-sulfonilo, alquil(C1-6)-sulfinilo, alquil(C1-6)-sulfoniloxi, alquil(C1-6)-sulfonil-alquilo(C1-6), arilsulfonilo, arilsulfoniloxi, arilsulfonil-alquilo(C1-6), alquil(C1-6)-sulfonamido, alquil(C1-6)-amido, alquil(C1-6)-sulfonamido-alquilo(C1-6), alquil(C1-6)-amido-alquilo(C1-6), arilsulfonamido, arilcarboxamido, arilsulfonamido-alquilo(C1-6), arilcarboxamido-alquilo(C1-6), aroilo, aroil-alquilo(C1-6), aril-alcanoilo(C1-6), un grupo R3OCO(CH2)s, R3CON(R4)(CH2)s, R3R4NCO(CH2)s o R3R4NSO2(CH2)s, donde cada uno de R3 y R4 representan independientemente un átomo de hidrógeno o alquilo C1-4, o R3 y R4 forman parte de un anillo de azacicloalcano C3-6 o (2-oxo)azacicloalcano C3-6 y s representa cero o un número entero de 1 a 4. The present invention relates to novel compounds of formula (I) or a pharmaceutically acceptable salt thereof, wherein Ar is phenyl, naphthyl, a monocyclic heteroaromatic group or a bicyclic heteroaromatic group, said Ar group being optionally substituted by 1-4 substituents, which may be the same or different, and which are selected from the group consisting of: halogen, hydroxy, cyano, nitro, trifluoromethyl, trifluoromethoxy, C1-6alkyl, trifluoromethanesulfonyloxy, pentafluoroethyl, C1-6alkoxy, arylC1-6alkoxy, C1-6alkylthio, C1-6alkoxyC1-6-alkyl, C3-7cycloalkylC1-6alkoxy, C1-6alkanoyl, C1-6alkoxycarbonyl, C1-6alkylsulfonyl, C1-6alkylsulfinyl, C1-6alkylsulfonyloxy, C1-6alkylsulfonylC1-6alkyl, arylsulfonyl, arylsulfonyloxy, arylsulfonylC1-6alkyl, C1-6alkylsulfonamido, C1-6alkylamido, C1-6alkylsulfonamidoC1-6alkyl, C1-6alkylamidoC1-6alkyl, arylsulfonamido, arylcarboxamido, alkylsulfonamidoC1-6alkyl, arylcarboxamidoC1-6alkyl, aroyl, arolC1-6alkyl, arylC1-6alkanoyl, a group R OCO(CH2)s, R CON(R )(CH2)s, R R NCO(CH2)s or R R NSO2(CH2) where each of R and R independently represents a hydrogen atom or C1-4alkyl or R and R form pa