摘要 |
The present invention relates to a chromatographic adsorbent for selectively adsorbing IgG, comprising the following formula (I) and its corresponding enol-form, wherein X represents O, S, or NH; R1 represents H, C1-6 alkyl, C1-6alkoxy, C1-6 alkoxy-C1-6 alkyl, Ar,-C(O)NHR3,-C(O)-R3 or halo; R2 represents H, C1-3 alkyl or halo; R3 represents H, C1-6 alkyl, C1-6 alkoxy, C1-6 alkoxy-C1-6alkyl or Ar; n represents 0, 1, 2 or 3; Y represents a carrier. The present invention also relates to a method of producing said adsorbent as well as use thereof for separating substances by affinity chromatography. ® KIPO & WIPO 2008
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