Chromatography ligand

B - Operations – Transporting – 01 – J

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Details

B01J 41/04 (2006.01) B01D 15/32 (2006.01) B01D 15/36 (2006.01) C07K 16/00 (2006.01)

Patent

CA 2583578

The present invention relates to a chromatography ligand defined by the following formula (I) R1-R2-N(R3)-R4-R5 wherein R1 is a substituted or non- substituted phenyl group; R2 is a hydrocarbon chain comprising 0-4 carbon atoms; R3 is a hydrocarbon chain comprising 1-3 carbon atoms; R4 is a hydrocarbon chain comprising 1-5 carbon atoms; and R5 is OH or H. The invention also comprises a separation matrix, comprising the described ligands coupled to a porous support, such as particles or a membrane. The ligand and matrix according to the invention is useful for purification of biomolecules or organic compounds, such as proteins, polypeptides, DNA etc. An advantageous use according to the invention is the purification of antibodies.

L'invention concerne un ligand de chromatographie défini par la formule (I) R1-R2-N(R3)-R4-R5, dans laquelle R1 représente un groupe phényle substitué ou non substitué, R2 représente une chaîne hydrocarbure comprenant de 0 à 4 atomes de carbone, R3 représente une chaîne hydrocarbure comprenant de 0 à 3 atomes de carbone, R4 représente une chaîne hydrocarbure comprenant de 1 à 5 atomes de carbone, et R5 représente OH ou H. L'invention concerne également une matrice de séparation, comprenant les ligands décrits couplés à un support poreux tel que des particules ou une membrane. Le ligand et la matrice de cette invention sont utiles pour la purification de biomolécules ou de composés organiques tels que protéines, polypeptides, ADN etc. Cette invention est mise en oeuvre de façon avantageuse dans la purification d'anticorps.

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