Acetate
…3CO− 2, C 2H 3O− 2, or CH 3COO− . Chemists often represent acetate as OAc− or, less commonly, AcO−. Thus, HOAc is the symbol for acetic acid, NaOAc for sodium acetate, and EtOAc for ethyl acetate (as Ac is common symbol for acetyl group CH3CO). The pseudoelement symbol "Ac" is also sometimes encountered in chemical…