Preparation of benzaldehyde dialkyl acetals

Chemistry: electrical and wave energy – Processes and products

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C25B 302

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active

045390819

ABSTRACT:
Benzaldehyde dialkyl acetals of the formula ##STR1## wherein R.sup.1 and R.sup.2 are each alkyl, are prepared by electrochemical oxidation of an alkyltoluene of the formula ##STR2## by a process in which the electrolyte used contains from 60 to 90% by weight of an alkanol of the formula R.sup.2 OH, from 8.5 to 40% by weight of the alkyltoluene and from 0.01 to 1.5% by weight of an HO.sub.3 S-containing acid.

REFERENCES:
A. Nilsson et al., Anodic Functionalisation in Synthesis, Part 1, J.C.S. Perkin, 1978, pp. 708-715.

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