Description

Terephthalbis(p-Anisidine) is a high-purity aromatic diamine derivative, serving as a critical building block in advanced polymer synthesis. Its molecular structure provides excellent thermal stability and reactivity, making it a valuable intermediate for creating high-performance materials. This compound is essential for R&D and production in sectors requiring specialized monomers, such as polyimide resins, liquid crystal polymers, and high-temperature adhesives.

Application

• Key monomer for the synthesis of high-performance polyimide resins and films used in electronics and aerospace.
• Intermediate in the production of liquid crystal polymers (LCPs) for precision molded components.
• Building block for high-temperature adhesives and specialty coatings.
• Used in research for developing novel pharmaceutical intermediates and agrochemicals.
• Precursor for dyes and pigments with enhanced lightfastness properties.
• Component in the synthesis of advanced epoxy curing agents.

Basic Information

Product Name	Terephthalbis(p-Anisidine)
CAS No.	3525-51-7
Molecular Formula	C22H22N2O4
Molecular Weight	378.42 g/mol
Synonyms	N,N'-Bis(4-methoxyphenyl)terephthalamide; 1,4-Bis(4-methoxyphenylcarbamoyl)benzene; p-Anisidine Terephthalamide; Terephthalic Acid Bis(4-anisidine); Terephthaloyl Bis(p-Anisidine); 4,4'-(Terephthaloyldiimino)bis(methoxybenzene); N,N'-Di(4-methoxyphenyl)terephthalamide
EINECS	Contact for details

Quality Control

Our Terephthalbis(p-Anisidine) is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation, to ensure it meets exacting industry standards. A detailed Certificate of Analysis (COA) documenting all test results is provided with every shipment to guarantee batch-to-batch consistency and traceability.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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