1,4,7,10-tetraazacyclododecane derivatives, their use,...

C - Chemistry – Metallurgy – 07 – K

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C07K 2/00 (2006.01) A61K 49/00 (2006.01) A61K 49/06 (2006.01) A61K 51/04 (2006.01) C07D 257/02 (2006.01) C07D 405/02 (2006.01) C07D 417/02 (2006.01) C07F 5/00 (2006.01)

Patent

CA 2177271

The invention relates to novel 1,4,7,10-tetraazacyclododecane derivatives of formula (I) in which R1 represents, mutually independently, H, a C1-C6 alkyl radical or a metal ion equivalent, R2 represents, mutually independently, H, a methyl or an ethyl radical, X is a direct bond or a C1-C10 alkylene group or a C2-C23 alkylene group interrupted by one or more oxygen atoms, in which the alkyl radicals and alkylene groups are optionally substituted by one or more hydroxy and/or lower alkoxy radicals and/or contain one or more carbonyl functions, and V is a radical of formula (II), their metal complexes, pharmaceuticals containing these compounds, their use in diagnosis and therapy and processes for producing these compounds and agents.

L'invention concerne de nouveaux dérivés de 1,4,7,10-tétra-azacyclododécane de la formule (I) où les groupes R?1¿ désignent indépendamment les uns des autres, H, un reste alkyle C¿1?-C¿6? ou un équivalent ion métallique, les groupes R?2¿ désignent indépendamment les uns des autres, H, un reste méthyle ou éthyle, X désigne une liaison directe ou un groupe alkylène C¿1?-C¿10? ou un groupe alkylène C¿2?-C¿23? interrompu par un ou plusieurs atomes d'oxygène, les restes alkyle et les groupes alkylène étant éventuellement substitués par un ou plusieurs restes hydroxy et/ou restes alcoxy inférieurs et/ou contenant une ou plusieurs fonctions carbonyle, et V désigne un reste de la formule (II). L'invention concerne également leurs complexes de métaux, des substances pharmaceutiques contenant lesdits composés, leur utilisation dans les domaines du diagnostic et de la thérapie, ainsi que des procédés permettant de préparer lesdits composés et substances.

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