Description

Diethyl Benzophenone-4,4''-Dicarboxylate is a high-purity diester derivative of benzophenone, serving as a critical advanced intermediate in organic synthesis. Its value lies in its role as a versatile building block for constructing complex molecular architectures, particularly in the development of specialty polymers and functional materials. This compound is essential for R&D chemists and production specialists in the pharmaceutical, agrochemical, and advanced materials industries seeking to create novel compounds with specific optical or structural properties.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of active pharmaceutical ingredients (APIs), especially those requiring a rigid, aromatic core structure.
• Polymer & Resin Synthesis: Acts as a monomer or cross-linking agent for producing high-performance polyesters, polyamides, and epoxy resins with enhanced thermal stability.
• Liquid Crystal & OLED Materials: Used in the development of organic electronic materials, including liquid crystal displays (LCDs) and organic light-emitting diodes (OLEDs), due to its planar conjugated system.
• Agrochemical Synthesis: Intermediate for manufacturing certain herbicides, fungicides, and plant growth regulators that incorporate a benzophenone moiety.
• UV Absorber & Stabilizer Precursor: Serves as a starting material for synthesizing organic compounds used as UV stabilizers in plastics, coatings, and cosmetics.
• Dye & Pigment Manufacturing: Building block for creating specialized dyes and pigments, particularly those with high lightfastness and color stability.
• Academic & Industrial R&D: A valuable reagent for methodological development and exploring new synthetic pathways in organic chemistry laboratories.

Basic Information

Product Name	Diethyl Benzophenone-4,4''-Dicarboxylate
CAS No.	1797-82-6
Molecular Formula	C21H22O5
Molecular Weight	354.40 g/mol
Synonyms	4,4'-Bis(ethoxycarbonyl)benzophenone; Diethyl 4,4'-Benzophenonedicarboxylate; Benzophenone-4,4'-dicarboxylic Acid Diethyl Ester; 4-Carbethoxy-4'-ethoxycarbonylbenzophenone; 1,1'-(Carbonylbis(4,1-phenylene))diethanedioic Acid Diethyl Ester; Diethyl (4-Benzoylphenyl) Terephthalate; Ethyl 4-(4-Ethoxycarbonylbenzoyl)benzoate
EINECS	Contact for details

Quality Control

Our Diethyl Benzophenone-4,4''-Dicarboxylate is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure it meets high-purity standards suitable for sensitive synthetic applications. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available upon request to support your quality assurance and regulatory compliance needs.

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, strong acids, and strong bases. The product is light-sensitive (store away from light).

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	95 - 100 °C
Loss on Drying	≤ 0.5%
Heavy Metals (as Pb)	≤ 10 ppm
Residual Solvents (GC)	Meets ICH guidelines

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