3,4-dihydro-2h-1,2,4-benzothiadiazine-1,1-dioxide-3-carboxyl...

C - Chemistry – Metallurgy – 07 – D

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C07D 285/24 (2006.01) A61K 31/54 (2006.01) C07D 417/00 (2006.01) C07D 417/04 (2006.01) C07D 417/06 (2006.01) C07D 513/06 (2006.01)

Patent

CA 2130096

Compounds of formula (I), wherein R is (a) a hydrogen atom, (b) an alkyl radical, (c) an allyl radical, (d) a phenyl radical, (e) a 2-or-3-pyridyl alkyl radical, (f) a 2-quinolylalkyl radical, (g) a naphthylalkyl radical, (h) a cycloalkylalkyl radical, (i) a 2H-3-naphtho[1,8-cd]isothiazol-2-yl-1,1-dioxide)alkyl radical, (j) a (5,6-dihydro 1H,4H-1,2,5-thiadiazolo[4,3,2-ij]quinolyl-2,2-dioxide)alkyl, (k) an -alk-CO-R5 radical, (l) an -alk-R6-R7 radical, (m) a 4-phenylpirerazinyl-alkyl radical wherein the phenyl nucleus is optionally substituted by one or more substituents selected from halogen atoms and alkyl or alkoxy radicals, (n) a 10-phenothiazinylalkyl radical (o) a (10-alkyl-2-phenothiazinyl)alkyl radical, (p) a 3-indolylalkyl radical, (q) a phenylalkyloxy radical, (r) a 1-phenylalkyl-4-piperidyl radical, (s) a 2-thienylalkyl radical, or (t) a phenylalkyl radical wherein the phenyl is unsubstituted or substituted by one or more substituents selected from halogen atoms and alkyl, alkoxy, polyfluoroalkyl, amino, nitro, cyano, phenyl, vinyl, polyfluoroalkoxy, alkoxycarbonyl, carboxy, phenylalkyloxy, phenylalkyl, benzoylamino, phenylcarbonyl and phenoxy radicals in which the phenyl nucleus is optionally substituted by one or more substituents selected from halogen atoms and alkyl, alkoxy or polyfluoroalkyl radicals; R1 is a carboxy, alkoxycarbonyl, tetrazolyl, -CO-NH2, -CO-NH-alk, -CO-N(alk)2, -CO-NHOH, -CO-N(alk)OH, -CO-NH-O-R8, -CO-N(alk)-OR8 or a group which is convertible in vivo into a carboxy radical; each of R2, R3 and R4, which are the same or different, is a hydrogen or halogen atom or an alkyl or alkoxy radical; R5 is a hydroxy, alkoxy, phenyl or -NR9R10 radical; R6 is an oxygen, sulphur or nitrogen atom or a SO, SO2 or -N-alk radical, R7 is an alkyl, phenylalkyl or phenyl radical optionally substituted by one or more hydrogen atoms; R8 is an alkyl or phenylalkyl radical; each of R9 and R10, which are the same or different, is a hydrogen atom or an alkyl or phenyl radical; and alk is an alkyl or alkylene radical, salts thereof; preparation thereof; and drugs containing same.

2130096 9321170 La présente invention concerne des composés de formule (I), dans laquelle R représente (a) un atome d'hydrogène, (b) un radical alkyle, (c) un radical alkyle, (d) un radical phényle, (e) un radical 2 ou 3-pyridylalkyle, (f) un radical 2-quinolylalkyle, (g) un radical naphtylalkyle, (h) un radical cycloalkylalkyle, (i) un radical 2H-3-naphto[1,8-cd]isothiazol-2-yl-1,1-dioxyde)alkyle, (j) un radical (5,6-dihydro 1H,4H-1,2,5-thiadiazolo[4,3,2-ij]quinolyl-2,2-dioxyde)alkyle, (k) un radical -alk-CO-R5, (l) un radical -alk-R6-R7, (m) un radical 4-phénylpipérazinylalkyle dont le noyau phényle est éventuellement substitué par un ou plusieurs substituants choisis parmi les atomes d'halogène et les radicaux alkyle ou alcoxy, (n) un radical 10-phénothiazinylalkyle, (o) un radical (10-alkyl-2-phénothiazinyl)alkyle, (p) un radical 3-indolyalkyle, (q) un radical phénylalkyloxy, (r) un radical 1-phénylalkyl-4-pipéridyle, (s) un radical 2-thiénylalkyle ou (t) un radical phénylalkyle dans lequel le phényle est non substitué ou substitué par un ou plusieurs substituants choisis parmi les atomes d'halogène et les radicaux alkyle, alcoxy, polyfluoroalkyle, amino, nitro, cyano, phényle, vinyle, polyfluoroalcoxy, alcoxycarbonyle, carboxy, phénylalkyloxy, phénylalkyle, benzoylamino, phénylcarbonyle et phénoxy dont le noyau phényle est éventuellement substitué par un ou plusieurs substituants choisis parmi les atomes d'halogène et les radicaux alkyle, alcoxy ou polyfluoroalkyle, R1 représente un radical carboxy, alcoxycarbonyle, tétrazolyle, -CO-NH2, -CO-NH-alk, -CO-N(alk)2, -CO-NHOH, -CO-N(alk)OH, -CO-NH-O-R8, -CO-N(alk)-OR8 ou un groupe convertible en radical carboxy in vivo, R2, R3 et R4, identiques ou différents, représentent chacun un atome d'hydrogène ou d'halogène ou un radical alkyle ou alcoxy, R5 représente un radical hydroxy, alcoxy, phényle, ou -NR9R10, R6 représente un atome d'oxygène, de soufre ou d'azote ou un radical SO, SO2 ou -N-alk, R7 représente un radical alkyle, phénylalkyle ou phényle éventuellement substitué par un ou plusieurs atomes d'halogène, R8 représente un radical alkyle ou phénylalkyle, R9 et R10, identiques ou différents, représentent un atome d'hydrogène ou un radical alkyle ou phényle et alk représente un radical alkyle ou alkylène, leurs sels, leur préparation et les médicaments les contenant.

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