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Postion:Product Catalog >Organic Chemistry>Carboxylic acids and derivatives>Cyclic carboxylic acids>Terephthalic acid
Terephthalic acid
  • Terephthalic acid

Terephthalic acid

Price Get Latest Price
Package 200kg
Min. Order: 200kg
Supply Ability: 20 tons
Update Time: 2025-05-14

Product Details

Product Name: Terephthalic acid CAS No.: 100-21-0
Min. Order: 200kg Purity: 99%
Supply Ability: 20 tons Release date: 2025/05/14

Terephthalic acid - Physico-chemical Properties

Molecular FormulaC8H6O4
Molar Mass166.13
Density1.58 g/cm3 at 25 °C
Melting Point>300 °C (lit.)
Boling Point214.32°C (rough estimate)
Flash Point260°C
Water Solubilityslightly soluble in water (0,017 g/L at 25°C)
SolubilitySlightly soluble in hot ethanol, soluble in alkali, almost insoluble in water, chloroform, ether and acetic acid.
Vapor Presure<0.01 mm Hg ( 20 °C)
AppearanceWhite powder
ColorWhite
Exposure LimitACGIH: TWA 10 mg/m3
Merck14,9162
BRN1909333
pKa3.51(at 25℃)
PH3.36(1 mM solution);2.79(10 mM solution);2.26(100 mM solution)
Storage ConditionSealed in dry,Room Temperature
StabilityStable. Combustible. Incompatible with strong oxidizing agents.
Refractive Index1.5100 (estimate)
MDLMFCD00002558
Physical and Chemical PropertiesCharacter White needle-like crystal or powder.
The relative density of 1.510g/cm3
soluble in alkali solution, soluble in hot ethanol, insoluble in water, ether, acetic acid and chloroform.
UseIt is an important raw material for the manufacture of polyester resin, film, fiber, insulating paint and engineering plastics


Company Profile Introduction

Qingdao RENAS Polymer Material Co., Ltd. is located in E.T.D.Z of Qingdao China, it is one integrated company, devoted to environmental protection and low carbon energy, new materials introducing, research and development, which aims to offer the best quality products and service to the domestic and foreign markets. We maintain a good partnership with many word famous chemical manufacturers. Integrated of advanced products and technology of domestic and foreign manufacturers, we could customize the products matching scheme for various industries customers, and offer the comprehensive solution to customers. We have unique technology and product advantages, especial in the field of rubber additive, acrylic monomer, solvent, pharmaceutical intermediates and ink coating resin. We have a professional management, business and technical team, and have passed the ISO9001 system certification. We have passed the fast response ability and reliable product quality. With the mission of "steady development and dedication to China", we adhere to the business philosophy of "the interests of users are our most fundamental interests, and the needs of users are our needs". Through concept innovation, management innovation, technical innovation, market innovation, and product innovation, Strive to make the company an excellent supplier in the field of global chemical materials. We welcome friends all over the world to visit and negotiate with us. We sincerely hope to expand our trade and cooperation based on mutual benefits and realize the mutual prosperity and development.

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