Description

trans-1,4-Cyclohexanedicarboxylic Acid is a high-purity, versatile alicyclic dicarboxylic acid building block essential for advanced polymer synthesis and fine chemical manufacturing. Its rigid, symmetrical trans-cyclohexane structure imparts superior thermal stability, chemical resistance, and mechanical properties to the resulting materials. This compound is critically needed by R&D and production teams in the polymer, pharmaceutical intermediate, and specialty chemical industries seeking to enhance product performance.

Application

• Polymer Industry: A key monomer for producing high-performance, saturated polyesters (e.g., PCT, PCTA) and polyamides (nylons) with excellent heat resistance and dimensional stability.
• Coating Resins: Used in the synthesis of powder coatings and automotive paint resins to improve weatherability, hardness, and gloss retention.
• Pharmaceutical Intermediates: Serves as a rigid backbone or linker in the synthesis of active pharmaceutical ingredients (APIs) and contrast agents.
• Plasticizers & Additives: Employed in the manufacture of non-phthalate plasticizers and other specialty additives for polymers.
• Liquid Crystal Polymers (LCPs): An important comonomer for engineering thermoplastics used in electronics and precision components.
• Cross-linking Agent: Functions as a cross-linker in epoxy and other thermosetting resin systems to enhance network density and thermal properties.
• Organic Synthesis: A valuable chiral building block and intermediate for complex organic molecules in agrochemical and material science research.

Basic Information

Product Name	trans-1,4-Cyclohexanedicarboxylic Acid
CAS No.	619-82-9
Molecular Formula	C8H12O4
Molecular Weight	172.18 g/mol
Synonyms	trans-Cyclohexane-1,4-dicarboxylic Acid; trans-1,4-CHDA; trans-Hexahydroterephthalic Acid; trans-1,4-Cyclohexylenedicarboxylic Acid; 1,4-CHDA (trans); trans-1,4-Bis(carboxy)cyclohexane; (1r,4r)-Cyclohexane-1,4-dicarboxylic Acid
EINECS	210-605-5

Quality Control

Our trans-1,4-Cyclohexanedicarboxylic Acid is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including HPLC for assay and isomer purity, to ensure it meets precise customer specifications and industry standards. Certificates of Analysis (COA) documenting identity, purity, and key physical parameters are provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at ambient temperature (15-25°C). Keep away from strong oxidizers, strong bases, and sources of heat.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms
Assay (HPLC)	≥ 98.0%
Isomeric Purity (trans)	≥ 99.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Heavy Metals	≤ 20 ppm
Residue on Ignition	≤ 0.1%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.