Description

1,4-Benzenedicarboxylic Acid, 2,5-Bis(2-Methylpropoxy)-, 1,4-Dihydrazide is a specialized aromatic dihydrazide derivative designed for advanced material synthesis. This compound matters for its role as a high-performance building block, offering unique reactivity for creating polymers and cross-linked networks with tailored properties. It is primarily needed by R&D chemists and formulators in the polymer, specialty chemical, and pharmaceutical intermediate industries seeking to develop novel materials with enhanced thermal or mechanical characteristics.

Application

• As a key monomer or chain extender in the synthesis of high-performance polyhydrazides and polyoxadiazoles.
• As a cross-linking agent for epoxy resins, polyurethanes, and other polymers to improve thermal stability and mechanical strength.
• In the development of specialty adhesives, coatings, and composite materials requiring robust chemical resistance.
• As a precursor for heterocyclic compounds and active pharmaceutical intermediates (APIs) in medicinal chemistry research.
• In the formulation of liquid crystal polymers (LCPs) and other advanced engineering plastics.
• For research and development of corrosion inhibitors and functional additives in specialty chemical applications.

Basic Information

Product Name	1,4-Benzenedicarboxylic Acid, 2,5-Bis(2-Methylpropoxy)-, 1,4-Dihydrazide
CAS No.	2141975-31-5
Molecular Formula	C16H24N4O4
Molecular Weight	336.39 g/mol
Synonyms	2,5-Bis(isobutoxy)terephthalic dihydrazide; Terephthalic acid, 2,5-bis(2-methylpropoxy)-, dihydrazide; 2,5-Diisobutoxyterephthalohydrazide; 1,4-Dihydrazinyl-2,5-bis(2-methylpropoxy)benzene-1,4-dicarboxylate; 2,5-Bis(isobutoxy)-1,4-benzenedicarboxylic acid dihydrazide; Isobutyl 2,5-bis(2-methylpropoxy)terephthalohydrazide (mixture of isomers); [1,1'-Biphenyl]-4,4'-dicarboxylic acid, 2,2',5,5'-tetrakis(2-methylpropoxy)-, dihydrazide (related structure)
EINECS	Contact for details

Quality Control

Our 1,4-Benzenedicarboxylic Acid, 2,5-Bis(2-Methylpropoxy)-, 1,4-Dihydrazide is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing specifications such as assay (HPLC), impurity profile, and physical characteristics 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 controlled room temperature (15-25°C). Due to its sensitivity to oxidation, prolonged storage under an inert atmosphere (e.g., nitrogen or argon) is recommended for optimal long-term stability. Keep away from heat and incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 10 ppm
Related Substances (HPLC)	Individual impurity ≤ 0.5%; Total impurities ≤ 1.0%

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