Multiple choice --------------------is used in the production of terephthalic acid ? p-Xylene Dimethyl ether Dimethylformamide Dimethyldiethoxysilane Reveal answer Fill a bubble to check yourself A Correct answer Explanation p-Xylene is an aromatic hydrocarbon, based on benzene with two methyl substituents. It is an isomer of xylene. p-Xylene is used on a large scale for the manufacture of terephthalic acid. Its polymer is known as Parylene.