White needle shaped crystals or powders. Flammable. Low toxicity. Density 1.510g/cm3. Sublimation occurs at approximately 402 ℃ under normal pressure. In the sealed tube, it melts at approximately 425 ℃. Soluble in alkaline solution, slightly soluble in hot ethanol, insoluble in water, ether, glacial acetic acid, and chloroform.
An important raw material for manufacturing polyester fibers, films, plastic products, insulation paints, and plasticizers, and also used as a dye intermediate.