METHOD FOR SEPARATION OF HIGH-MOLECULAR LACTONE-CONTAINING COMPOUNDS Russian patent published in 2005 - IPC

Abstract RU 2245338 C2

FIELD: organic chemistry, chemical technology.

SUBSTANCE: invention relates to a method for separation of high-molecular lactone-containing compound. Invention describes a method for separation of lactone-containing compounds wherein mixture of lactone-containing compound showing the main chemical structure as 1,14-dihydroxy-12-[2-(4-hydroxycyclohexyl)-1-methylvinyl]-23,25-dimethoxy-13,19,21,27-tetramethyl-11,28-dioxa-4-azatricyclo[22.3.1.04,9]octacoz-18-ene-2,3,10,16-tetraone and at least one among (C2-C6)-alkenyl group and (C1-C6)-alkoxy-group as a side chain and similar compounds is subjected for one or both the following stages in any order: stage (A) of the mixture adsorption on non-ionic adsorbing resin and elution with an aqueous solvent containing silver ions; and stage (B) of the mixture absorption on basic aluminum oxide and elution with organic solvent for separation of each compound. Invention provides the development of effective method for separation of high-molecular compounds being without their chemical structure.

EFFECT: improved method for separation.

14 cl, 2 dwg, 2 tbl, 3 ex

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RU 2 245 338 C2

Authors

Khigaki Tomodzi

Josijasu Takasi

Khasimoto Norikhiro

Khonda Kejdzi

Khatanaka Khirosi

Jamasita Mitio

Dates

2005-01-27Published

2000-09-05Filed