M. Okimoto et T. Chiba, A CONVENIENT AND IMPROVED METHOD FOR THE PREPARATION OF CYANOHYDRIN ESTERS FROM ACYL CYANIDES AND ALDEHYDES, Synthesis, (10), 1996, pp. 1188
Various kinds of cyanohydrin esters can be obtained in good to excelle
nt yields from aldehydes by treatment with acyl cyanides in a heteroge
neous mixture of aqueous potassium carbonate and acetonitrile.