METHOD OF PREPARING MUTILIN DERIVATIVES OR THEIR SALTS WITH ACIDS Russian patent published in 1995 - IPC

Abstract RU 2038350 C1

FIELD: chemistry. SUBSTANCE: product: mutilin derivatives. Reagent 1: aminomutilin. Reagent 2: D-valine which is protected preliminary with enamine and activated with carboxylic acid mixed anhydride. Reaction conditions: in the medium of tert.-butylmethyl ester, at temperature from -20 C to 0 C. Reagent 3: Daine salt. Reagent 4: hydrochloric acid. Reaction conditions: temperature is 10-50 C. Both stages were performed in a single reactor. EFFECT: improved method of synthesis.

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RU 2 038 350 C1

Authors

Ingolf Makher[At]

Dates

1995-06-27Published

1990-10-02Filed