Description

4,4'-[[2-[(4-Carboxyphenoxy)Methyl]-2-Ethylpropane-1,3-Diyl]Dioxy]Dibenzoic Acid is a high-purity, multifunctional aromatic carboxylic acid derivative designed for advanced material synthesis. This compound serves as a critical building block or monomer in the production of specialized polymers, including polyesters, polyamides, and liquid crystal polymers, where its multiple carboxyl and ether groups enable precise control over polymer architecture and properties. It is essential for R&D and manufacturing in sectors such as high-performance engineering plastics, pharmaceutical intermediates, and specialty coatings.

Application

• Polymer Synthesis: Key monomer for producing high-temperature resistant polyesters, polyamides, and polyarylates.
• Liquid Crystal Polymers (LCPs): Used as a rigid, aromatic diacid component to enhance thermal stability and mechanical strength in LCP formulations.
• Pharmaceutical Intermediates: Serves as a sophisticated scaffold for synthesizing active pharmaceutical ingredients (APIs) and complex drug candidates.
• Specialty Coatings & Adhesives: Incorporated into formulations to improve adhesion, chemical resistance, and durability.
• Metal-Organic Frameworks (MOFs): Acts as a versatile organic linker in the construction of porous coordination polymers for catalysis and gas storage.
• Crosslinking Agent: Utilized to create crosslinked polymer networks for resins and composites with enhanced performance.
• Chemical Research: A valuable reagent for organic synthesis and material science research due to its multifunctional reactivity.

Basic Information

Product Name	4,4'-[[2-[(4-Carboxyphenoxy)Methyl]-2-Ethylpropane-1,3-Diyl]Dioxy]Dibenzoic Acid
CAS No.	1359740-23-0
Molecular Formula	C27H24O10
Molecular Weight	508.47 g/mol
Synonyms	4,4'-(2-[(4-Carboxyphenoxy)methyl]-2-ethyl-1,3-propanediyl)bis(oxy)dibenzoic Acid; 1,3-Bis[4-(carboxyphenoxy)-2-[(4-carboxyphenoxy)methyl]-2-ethylpropane; Tetracarboxylic Acid Derivative; Aromatic Ether Tetracid; Multifunctional Benzoic Acid Derivative; Polymer Monomer 1359740-23-0; Bridged Diphenyl Ether Tetracarboxylic Acid
EINECS	Contact for details

Quality Control

Our production of 4,4'-[[2-[(4-Carboxyphenoxy)Methyl]-2-Ethylpropane-1,3-Diyl]Dioxy]Dibenzoic Acid adheres to stringent quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC for purity, IR and NMR for structural confirmation, and loss on drying for moisture content. We provide a detailed Certificate of Analysis (COA) with every shipment to ensure traceability and compliance with your specific R&D or cGMP requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and should be handled in a dry environment to prevent degradation. Keep away from strong acids and organic solvents.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Heavy Metals	≤ 10 ppm
Residue on Ignition	≤ 0.1%
Single Unknown Impurity (HPLC)	≤ 0.5%
Solubility	Soluble in strong acid/organic solvent

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