Description

Diethyl Terephthaloyldiacetate is a high-purity diester compound, CAS NO 93-94-7, valued for its role as a versatile chemical intermediate in advanced synthesis. Its molecular structure makes it a critical precursor for producing specialized polymers, pharmaceuticals, and fine chemicals. This product is essential for R&D laboratories and industrial manufacturers seeking reliable, high-quality building blocks for complex organic reactions.

Application

• Polymer Chemistry: Key monomer or intermediate in the synthesis of specialty polyesters and liquid crystal polymers (LCPs).
• Pharmaceutical Synthesis: Serves as a crucial building block for active pharmaceutical ingredients (APIs) and complex organic molecules.
• Fine Chemical Production: Used in the manufacture of dyes, pigments, and advanced organic compounds.
• Material Science R&D: Employed in research for developing new polymeric materials with specific thermal or mechanical properties.
• Crosslinking Agent: Potential use in formulations requiring diester-based crosslinkers for resins or coatings.
• Chemical Intermediate: Fundamental starting material for further functionalization to produce terephthalic acid derivatives.

Basic Information

Product Name	Diethyl Terephthaloyldiacetate
CAS No.	93-94-7
Molecular Formula	C16H18O6
Molecular Weight	306.31 g/mol
Synonyms	Diethyl Terephthaloyl Diacetate; Terephthaloyl Diacetic Acid Diethyl Ester; Diethyl 2,2'-(1,4-Phenylenebis(oxy))diacetate; Ethyl Terephthaloyldiacetate; 1,4-Bis(carbethoxymethoxy)benzene; Benzene-1,4-diylbis(oxyacetic acid) diethyl ester; Diethyl (1,4-phenylenebis(oxy))diacetate; Diethyl terephthaloylbis(oxyacetate)
EINECS	202-285-9

Quality Control

Our Diethyl Terephthaloyldiacetate is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including identity confirmation, purity assay, and impurity profiling, to ensure it meets exacting standards for research and industrial use. A Certificate of Analysis (COA) detailing all test results is provided with every shipment to guarantee traceability and consistency.

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 bases and incompatible organic solvents. The container should be kept tightly sealed to prevent contamination and moisture absorption.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

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