Description

Terephthalbis(p-Phenetidine) is a specialized aromatic amine derivative, identified by CAS NO 17696-60-5. This compound serves as a critical high-performance intermediate in advanced material synthesis, valued for its structural rigidity and functional groups. It is primarily required by manufacturers in the polymer and specialty chemical industries for developing high-temperature resins, dyes, and advanced organic frameworks.

Application

• Key monomer or chain extender in the synthesis of high-performance polyimides and polyamides.
• Intermediate for producing specialized dyes and pigments with enhanced thermal stability.
• Building block in the development of liquid crystal polymers (LCPs) for electronics and aerospace components.
• Precursor for advanced organic frameworks and specialty chemical synthesis in R&D laboratories.
• Used in the formulation of high-temperature adhesives and composite matrix materials.
• Potential intermediate in the manufacture of photographic chemicals and photoresists.

Basic Information

Product Name	Terephthalbis(p-Phenetidine)
CAS No.	17696-60-5
Molecular Formula	C30H28N2O4
Molecular Weight	480.56 g/mol
Synonyms	N,N'-Bis(4-ethoxyphenyl)terephthalamide; 1,4-Bis[(4-ethoxyphenyl)carbamoyl]benzene; p-Phenylene-N,N'-bis(p-phenetidine); Terephthalic acid bis(4-ethoxyanilide); Terephthalanilide, N,N'-bis(4-ethoxyphenyl)-; Terephthaloyl bis(p-phenetidine); TPBPE; 4,4'-(1,4-Phenylenebis(oxy))dianiline derivative
EINECS	Contact for details

Quality Control

Our Terephthalbis(p-Phenetidine) is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation via FT-IR and NMR spectroscopy, to ensure it meets precise customer specifications. A comprehensive Certificate of Analysis (COA) detailing all test results is provided with every shipment.

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 reference spectrum
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.