Terephthaloyl Chloride

Terephthaloyl chloride, monoclinic crystals or white crystalline flakes. Soluble in ethanol and organic solvents. raw materials for polymers such as polyamides and polyesters. Dyemanufacture; synthetic fibers, resins, films; UV absorption; pharmaceuticals; rubber chemicals; cross-linking agent for polyurethanes and polysulfides.

CAS No.: 100-20-9

Product Name: Terephthaloyl chloride

Synonyms: 1,4-Benzenedicarbonyl dichloride; 1,4-Benzenedicarbonyl chloride; Terephthaloyl dichloride; TCl

Molecular Formula: C₈H₄Cl₂O₂

MW: 203.02

Properties：

White needle-like or flaky crystal, melting point 83-84ºC, boiling point 266ºC; does not dissolve in water, soluble in benzene, carbon tetrachloride and other organic solvents, decomposition at water, alcohol. Mainly used in the synthesis of aramid, polyester, polyaryletherketone polymer materials, can also be used in medicine, pesticides, dyes and pigment intermediates.

Specification:

Product Package:20kg/fiber drum or50kg/UNplastic drum

Application:

Terephthalic chloride and isophthalic chloride have many similar uses, and are also raw materials of polyamide, polyester and other polymers. As a kind of heat-resistant and flame-retardant fibers, all-aromatic polyamide fibers have attracted wide attention. It is also used as an intermediate of pesticides, medicines, dyes, pigments, ultraviolet absorbents and crosslinking agents.

Some photos of shipment: