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2 025 474

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C1

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IPC

(21) (22)

Application

4946564/13, 1991-06-18

(22)

Actual filing date

1991-06-18

(45)

Published

1994-12-30

(72)

Inventor

Leonova E.B.Gavrjuchenkova L.P.Gromova O.A.Khrushcheva T.A.Tsukanova L.N.Korshunov M.A.Mikhlin V.S.Melekhov V.M.Beljaev S.V.Vul'Fson A.N.Mal'Tsev K.V.Kulikov S.V.

(73)

Holder

Nauchno-Issledovatel'Skij Institut Osobo Chistykh BiopreparatovInstitut Bioorganicheskoj Khimii Ran, Gavrjuchenkova Ljudmila PavlovnaGromova Ol'Ga Aleksandrovna

PROCESS FOR PREPARING S-SULFONATE Russian patent published in 1994 - IPC

Abstract RU 2025474 C1

FIELD: biotechnology. SUBSTANCE: a process for preparing a product such as proinsulin S-sulfonate with a higher yield obtained by simpler technology. This is achieved by carrying out chromatography with an ethylene glycol- dimethacrylate-2-hydroxy-3-diethylaminopropyl methacrylate copolymer, and elution, with a sulfuric acid-containing solution. EFFECT: greater efficiency of the process. 2 cl, 1 dwg, 2 tbl

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RU 2 025 474 C1

Authors

Leonova E.B.

Gavrjuchenkova L.P.

Gromova O.A.

Khrushcheva T.A.

Tsukanova L.N.

Korshunov M.A.

Mikhlin V.S.

Melekhov V.M.

Beljaev S.V.

Vul'Fson A.N.

Mal'Tsev K.V.

Kulikov S.V.

Dates

1994-12-30—Published

1991-06-18—Filed

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