Description

1,4-Benzenedicarboxylic Acid, 2,5-Bis(Hexadecyloxy)-, 1,4-Dihydrazide CAS NO 423176-17-4 is a high-purity, long-chain functionalized terephthalic acid dihydrazide derivative. This compound serves as a versatile specialty chemical intermediate and building block for advanced material synthesis. It is primarily needed by R&D and manufacturing sectors in the polymer, specialty chemical, and pharmaceutical industries for creating novel polymers, liquid crystals, and functional materials.

Application

• Polymer Synthesis: Key monomer for producing high-performance polyhydrazides and polyoxadiazoles with tailored thermal and mechanical properties.
• Liquid Crystal Materials: Serves as a mesogenic core unit in the development of thermotropic liquid crystals for display and optical applications.
• Chelating Agent Precursor: Used in the synthesis of specialized chelating ligands for metal ion coordination and catalysis.
• Pharmaceutical Intermediate: Employed in the research and development of active pharmaceutical ingredients (APIs) and drug delivery systems.
• Crosslinking Agent: Functions as a crosslinker in epoxy, polyurethane, or other resin systems to enhance network density and material performance.
• Specialty Coatings & Adhesives: Imparts specific chemical resistance, adhesion, or flexibility properties in advanced coating and adhesive formulations.
• Material Science Research: A valuable building block for academic and industrial research into novel organic semiconductors or supramolecular structures.

Basic Information

Product Name	1,4-Benzenedicarboxylic Acid, 2,5-Bis(Hexadecyloxy)-, 1,4-Dihydrazide
CAS No.	423176-17-4
Molecular Formula	C42H78N4O4
Molecular Weight	703.09 g/mol
Synonyms	2,5-Bis(hexadecyloxy)terephthalic dihydrazide; 2,5-Dihexadecyloxyterephthalohydrazide; Terephthalic acid, 2,5-bis(hexadecyloxy)-, dihydrazide; 1,4-Dihydrazide-2,5-bis(hexadecyloxy)benzene; 2,5-Bis(n-hexadecyloxy)-1,4-benzenedicarboxylic acid dihydrazide; 2,5-Di-O-hexadecylterephthalic dihydrazide
EINECS	Contact for details

Quality Control

Our 1,4-Benzenedicarboxylic Acid, 2,5-Bis(Hexadecyloxy)-, 1,4-Dihydrazide is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing including HPLC, NMR, and FT-IR to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are provided and available upon request to support your quality assurance protocols.

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). This material is easily oxidized and should be handled under an inert atmosphere when appropriate for prolonged operations. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.5%

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