Terephthalic acid is also known as 1,4-benzenedicarboxylic acid, p-phthalic acid, and p-benzenedicarboxylic acid.
Terephthalic acid PTA is a white crystalline solid a key monomer in the production of polyethylene terephthalate PET used for making plastic bottles and textiles
1,4-Benzenedicarboxylic Acid, p-Phthalic Acid, and p-Benzenedicarboxylic Acid.