Ethyl acetate (is systematically known as ethyl ethanoate, often recognized by its abbreviations EtOAc, ETAC, or EA, is the versatile organic compound with the chemical formula CH3COO2CH2CH3, often simplified to C4H8O2. This flammable, colorless liquid boasts a distinctively pleasant sweet aroma reminiscent of pear drops), making it a preferred choice in adhesives, nail polish removers, as well as in the delicate decaffeination processes for tea and coffee. Ethyl acetate serves as the ester derivative of ethanol combined with acetic acid; it is produced on an industrial scale for its applications as a trusted solvent.