Rm. Moriarty et al., HYPERVALENT IODINE OXIDATION OF TRIMETHYLSILYL KETENE ACETALS - A CONVENIENT ROUTE TO ALPHA-METHOXYLATION OF ESTERS AND LACTONES, Synthetic communications, 27(18), 1997, pp. 3273-3277
Hypervalent iodine oxidation of trimethylsilyl ketene acetals of ester
s and lactones using iodosobenzene in methanol affords the correspondi
ng alpha-methoxylated carbonyl compounds in good yields.