View all references ] This importance stemmed from the utility of esters in diverse fields both in the laboratory and in industry. Ester moieties, irrespective of whether acyclic or cyclic, constitute major backbones, as well as functional groups of chemical significance, in numerous natural products and synthetic compounds. Ester groups also play versatile temporary roles in organic synthesis for protection of carboxylic acids and hydroxy groups. In this connection, the ...