Description

1,3-Benzenedicarboxylic Acid, 5,5'-(1,4-Naphthalenediyl)Bis- is a high-purity, specialized organic intermediate of significant interest in advanced materials research and development. This compound serves as a critical building block for the synthesis of novel polymers and functional materials, offering unique structural properties. It is primarily sought by R&D chemists and process engineers in the polymer, electronics, and specialty chemical industries for creating materials with tailored optical, electronic, or mechanical characteristics.

Application

• Polymer Synthesis: Key monomer for the production of high-performance polyimides, polyamides, and other engineering plastics with enhanced thermal stability.
• Organic Electronic Materials: Used in the development of organic semiconductors, hole/electron transport layers, and active materials for OLEDs and OFETs.
• Metal-Organic Frameworks (MOFs): Acts as a versatile organic linker for constructing porous MOF structures with potential applications in gas storage, separation, and catalysis.
• Liquid Crystal Polymers: Aromatic component for synthesizing rigid-rod or semi-flexible liquid crystal polymers (LCPs).
• Pharmaceutical Intermediates: Potential building block in the multi-step synthesis of complex active pharmaceutical ingredients (APIs).
• Dye and Pigment Chemistry: Intermediate for creating novel aromatic dyes and pigments with specific chromophoric properties.
• Cross-linking Agent: Can be utilized as a cross-linker to enhance the mechanical properties and chemical resistance of polymer networks.
• Academic & Industrial R&D: Serves as a valuable tool for fundamental research in organic synthesis and materials science.

Basic Information

Product Name	1,3-Benzenedicarboxylic Acid, 5,5'-(1,4-Naphthalenediyl)Bis-
CAS No.	1119196-01-8
Molecular Formula	C26H14O8
Molecular Weight	454.39 g/mol
Synonyms	5,5'-(Naphthalene-1,4-diyl)diisophthalic Acid; 1,4-Bis(3,5-dicarboxyphenyl)naphthalene; 1,4-Di(3,5-dicarboxyphenyl)naphthalene; Naphthalene-1,4-diylbis(1,3-benzenedicarboxylic acid); BNDA; NDIDA; 1,4-Bis(3,5-dicarboxybenzyl)naphthalene (common misnomer); Contact for additional trade names.
EINECS	Contact for details

Quality Control

Our production of 1,3-Benzenedicarboxylic Acid, 5,5'-(1,4-Naphthalenediyl)Bis- adheres to stringent quality management protocols to ensure batch-to-batch consistency and high purity for research and industrial applications. All materials are characterized using advanced analytical techniques including HPLC, NMR, and FT-IR. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents, strong bases, and sources of ignition. For long-term storage, consider storing under an inert atmosphere to maintain product integrity.

Specification

Item	Specification
Appearance	Off-white to light yellow powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.5%
Heavy Metals (as Pb)	≤ 20 ppm
Solubility	Sparingly soluble in common organic solvents

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