Organics

Thaddeus J Ilg

Jeffrey P Conrad

Ramanujam Prasad

A method of preparing a compound of formula I wherein R is a hydrocarbon and n is an integer from 1 to 5, including the steps of: contacting a compound of formula II with a compound selected from the group consisting of amines, and carbonates, bicarbonates, and hydroxides of alkali metals, and combinations thereof, in a solvent to produce a salt of a compound of formula II; treating the salt of the compound of formula II in a polar, aprotic solvent with an organic halide having a formula R&#x2014;X, wherein X is selected from chlorine, bromine, iodine, and combinations thereof, to produce an ester of formula I; isolating a reaction product including the ester of formula I from the solvent by precipitation or solvent extraction; and purifying the compound of formula I, is disclosed.

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Thaddeus J Ilg