Description

1, 4- Benzenedicarboxylic Acid, 2, 5- Dipropoxy- , 1, 4- Dihydrazide is a specialized aromatic dihydrazide derivative, valued for its role as a high-performance chemical intermediate. This compound matters for its ability to impart specific reactivity and functional properties in advanced material synthesis. It is primarily needed by manufacturers in the polymer, specialty chemical, and pharmaceutical industries seeking to develop products with enhanced thermal stability or tailored cross-linking capabilities.

Application

• Polymer Cross-Linking Agent: Used in the production of high-performance polyimide and polyamide resins to enhance thermal and mechanical properties.
• Pharmaceutical Intermediate: Serves as a key building block in the synthesis of active pharmaceutical ingredients (APIs) and other fine chemicals.
• Epoxy Curing Agent: Functions as a hardener in epoxy resin systems, contributing to improved chemical resistance and durability in coatings and composites.
• Liquid Crystal Polymer (LCP) Synthesis: An essential monomer for creating aromatic polyesters used in high-temperature LCP applications.
• Adhesive Formulation: Imparts strong adhesion and heat resistance in industrial and electronic-grade adhesive products.
• Chelating Agent Precursor: Used in the development of ligands for metal ion complexation in various chemical processes.

Basic Information

Product Name	1, 4- Benzenedicarboxylic Acid, 2, 5- Dipropoxy- , 1, 4- Dihydrazide
CAS No.	2143456-42-0
Molecular Formula	C16H24N4O4
Molecular Weight	336.39 g/mol
Synonyms	2,5-Dipropoxyterephthalic Dihydrazide; Terephthalic Acid, 2,5-Dipropoxy-, Dihydrazide; 2,5-Bis(propoxy)terephthalohydrazide; 1,4-Dihydrazinyl-2,5-dipropoxybenzene-1,4-dicarboxylate; Dipropoxy Terephthalic Dihydrazide; DPTDH; Benzene-1,4-dicarboxylic acid, 2,5-dipropoxy-, 1,4-dihydrazide
EINECS	Contact for details

Quality Control

Our 1, 4- Benzenedicarboxylic Acid, 2, 5- Dipropoxy- , 1, 4- Dihydrazide is produced under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure it meets precise purity and consistency standards. Certificates of Analysis (COA) detailing specifications such as assay, identity, and impurity profiles are 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 a controlled room temperature (15-25°C). Due to its property of being easily oxidized, it is recommended to store the material under an inert atmosphere such as nitrogen for long-term preservation. Keep away from heat, sparks, and open flames.

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.