Description

Dodecanedioic Dihydrazide is a high-purity, versatile chemical intermediate with a linear aliphatic dihydrazide structure. Its bifunctional reactivity makes it a valuable building block for the synthesis of polymers, cross-linking agents, and specialty chemicals. This compound is essential for manufacturers in the polymer, coatings, and adhesives industries seeking to enhance material properties such as thermal stability and mechanical strength.

Application

• Polymer Synthesis: Key monomer for producing polyhydrazides, polyamides, and other high-performance polymers.
• Cross-linking Agent: Used in epoxy, polyurethane, and other resin systems to improve hardness, chemical resistance, and thermal properties.
• Adhesives & Sealants: Functions as a curing agent and modifier to enhance adhesion and durability.
• Powder Coatings: Employed as a cross-linker to achieve excellent flow, leveling, and weather resistance in finish formulations.
• Pharmaceutical Intermediates: Serves as a precursor in the synthesis of certain active pharmaceutical ingredients (APIs).
• Corrosion Inhibitors: Used in formulations to protect metal surfaces in industrial applications.

Basic Information

Product Name	Dodecanedioic Dihydrazide
CAS No.	4080-98-2
Molecular Formula	C₁₂H₂₆N₄O₂
Molecular Weight	258.36 g/mol
Synonyms	Dodecanedioic Acid Dihydrazide; 1,12-Dodecanedioic Dihydrazide; Dodecanedioyl Dihydrazide; DDAD; Dodecanedioic Acid Bis(hydrazide); Dodecanedioic Dihydrazine; Lauric Dihydrazide; Dodecanedioyl Hydrazide
EINECS	223-804-3

Quality Control

Our Dodecanedioic Dihydrazide is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing, including HPLC, IR, and titration methods, to ensure it meets the highest standards of purity and consistency. A Certificate of Analysis (COA) is provided with each shipment, detailing key specifications such as assay, melting point, and impurity profiles.

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 easily oxidized; it is recommended to store under an inert atmosphere (e.g., nitrogen) for long-term preservation and to minimize degradation. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms
Assay (HPLC)	≥ 98.0%
Melting Point	187 - 192 °C
Loss on Drying	≤ 1.0%
Heavy Metals (as Pb)	≤ 10 ppm
Residue on Ignition	≤ 0.1%

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