METHOD FOR PREPARING VINPOCETINE AND APOVINCAMIN Russian patent published in 2013 - IPC C07D461/00 

Abstract RU 2497823 C2

FIELD: chemistry.

SUBSTANCE: present invention refers to organic chemistry, namely to a method for preparing vinpocetine and apovincamin wherein the above method involves the stages: (1) preparing a solution of the compound of formula such as below, and an organic or inorganic base in a polar aprotonic solvent, and (2) adding alkyl haloacetate to the solution of the stage (1) in the controlled temperature environment.

EFFECT: what is developed is the new method for preparing vinpocetine and apovincamin differing the simplicity and high end product yield.

16 cl, 7 ex

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RU 2 497 823 C2

Authors

Parakkini Sil'Vano

Lutstsani Marchello

Dates

2013-11-10Published

2009-09-15Filed