Method of preparing .alpha.-arylalkanoic esters

Details Method of preparing .alpha.-arylalkanoic esters Method of preparing .alpha.-arylalkanoic esters

C - Chemistry, Metallurgy

07

C

260/476.5, 260/4

C07C 67/27 (2006.01) C07C 67/42 (2006.01) C07C 69/612 (2006.01) C07C 69/736 (2006.01)

Patent

CA 1274248

METHOD OF PREPARING .alpha.-ARYLALKANOIC ESTERS Abstract of the Disclosure Alpha-arylalkanoic esters are prepared by reacting a trivalent iodine compound of the formula Image wherein Ar is an aromatic hydrocarbon and X and Y each represent a group which can be removed as an anion, with a carbonyl compound of the formula Image where Ar1 is an aromatic hydrocarbon, R is a hydrogen atom or an alkyl group, and R1 is a hydrogen atom or an alkyl group, in the presence of an orthcarboxylic ester having the general formula ZC(OR2)3, wherein R2 is an alkyl group and Z is a hydrogen atom or an alkyl group; the reaction being carried out in the presence of sulfuric acid in an amount from about 0.2 to about 0.8 mole per mole of the carbonyl compound.

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