FIELD: chemistry.
SUBSTANCE: invention relates to technology of glycopeptides purification. Clarified liquid containing eremomycin is compacted with sulphuretted stirol-divinylbenzene cationite, elution is carried out and neutralised eluate is applied on the column with hydrophobic stirol divinylbenzene sorbent. After washing column with water, eremomycin is displaced with solution of isopropyl alcohol with addition of acetic acid and crystallisation of target product is carried out.
EFFECT: obtaining a pure product with a high output at a high process productivity.
6 cl, 3 ex
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Authors
Dates
2008-09-20—Published
2006-11-21—Filed