Bifunctional chelating agent

C - Chemistry – Metallurgy – 07 – D

Patent

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Details

C07D 259/00 (2006.01) A61K 51/06 (2006.01) C07F 9/6524 (2006.01)

Patent

CA 2400888

The invention concerns a ligand comprising wherein n is an integer from 1 to 5, X represents -NO2, -NH2, -NCS, -NHCOCH2-Z, NHCO-W-COCNHS, -NH-Q, -NHCS-Q, - NHCOCH2-Q, or -NHCO(CH2)m -Q where Q is an hapten chosen from the group consisting of steroids, enzymes, proteins, monoclonal antibodies, chimeric antibodies, or fragments thereof or any activated linker ready for coupling reaction, Y is CO2H or PO3H2 W is -(CH2)m- m is an integer from 1 to 10, Z is chloride, bromide or iodine.

L'invention concerne un ligand représenté par la formule (I), dans laquelle n est un nombre entier compris entre 1 et 5, X représente -NO¿2?, -NH¿2?, -NCS, -NHCOCH¿2?-Z, NHCO-W-COCNHS, -NH-Q, -NHCS-Q, -NHCOCH¿2?-Q ou -NHCO(CH¿2?)¿m?-Q ; Q représente un haptène choisi dans le groupe constitué par des stéroïdes, des enzymes, des protéines, des anticorps monoclonaux, des anticorps chimères ou des fragments de ceux-ci, ou tout lieur activé capable de produire une réaction de couplage ; Y représente CO¿2?H ou PO¿3?H¿2?, W représente -(CH¿2?)¿m?-, m est un nombre entier compris entre 1 et 10 ; Z représente chlorure, bromure ou iode.

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