FIELD: chemistry.
SUBSTANCE: invention relates to production of ketal compounds, for example having formula 
where R1 denotes hydrogen or a carbon atom of a levulinate fragment; R2 denotes hydroxyl, an oxygen atom of glycerine or an oxygen atom of an esterified glycerine fragment and "p" denotes an integer from 1 to 100, from glycerine and levulinic acid and esters thereof, and use thereof.
EFFECT: improved method.
17 cl, 93 ex
