| abstract |
Ascorbyl sorbates of the formula I, where the variables independently of one another have the following meanings: R1 and R2 are hydrogen, C1-C12-alkyl, C1-C20-acyl; where R1 and R2, together with the oxygen atoms to which they are bonded and the carbon atoms bonded to the oxygen atoms, can form an unsubstituted or substituted heterocycle; R3 is hydrogen or a cation selected from the group consisting of alkali metals and alkaline earth metals. |