METHOD FOR ISOLATION OF ACIDS OF β-LACTAM ANTIBIOTICS Russian patent published in 1998 - IPC

Abstract RU 2107068 C1

FIELD: medicine, particularly, production of biologically active compounds. SUBSTANCE: organic solvent being partly dissolved in water is added into aqueous solution while acid of antibiotic is precipitated of aqueous solution with the help of mineral acid. Quantity of solvent is 1-10 vol %. EFFECT: increased yield and quality of β-lactam antibiotics. 2 cl

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RU 2 107 068 C1

Authors

Rabinovich I.M.

Ustjuzhanina I.Ju.

Kaminskaja M.I.

Chumakova L.K.

Kaljuzhnyj I.A.

Dates

1998-03-20—Published

1996-02-27—Filed