FIELD: chemistry.
SUBSTANCE: invention relates to electrochemical method of obtaining copper acetylenides. Acetylenides of general formula R-C≡C-Cu, where R-alkyl (C6-C8), aryl is obtained by electrolysis of solution, which consists of alkyne of general formula R-C≡CH, where R-alkyl (C6-C8), aryl, anhydrous salt of alkaline-earth metal of general formula MX2, where M=Mg, Ca; X=Cl, Br, I and bipolar aprotic solvent (N,N-dimethylformamide, H,N-dimethylacetamide) in molar ratio alkyne : MX2 : solvent - 1:3:15 on copper electrodes and controlled potential E=2.4 V.
EFFECT: application of claimed method makes it possible to exclude toxic and expensive reagents, extend base of raw material, and simplify technology.
1 ex
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Authors
Dates
2015-07-27—Published
2014-08-13—Filed