FIELD: chemistry.
SUBSTANCE: invention relates to method of staurosporin purification, which includes obtaining staurosporin solution in first solvent, where first solvent represents benzyl ancohol; introduction into solution of purified staurosporin seeding in second solvent; and separation of product. Also described is method of obtaining N-benzoylstaurosporin, including reaction of staurosporin with benzoic anhydride with formation of solution; introduction into solution of amorphous N-benzoylstaurosporin; and separation of product.
EFFECT: method improvement.
3 cl, 3 dwg, 1 tbl, 16 ex
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