Description

Heptanedioic Acid Dihydrazide is a high-purity, versatile dihydrazide derivative of pimelic acid. This compound serves as a critical building block and cross-linking agent in advanced polymer synthesis and specialty chemical manufacturing. It is essential for industries requiring precise molecular control for creating high-performance materials, adhesives, and pharmaceutical intermediates.

Application

• Polymer Cross-Linking Agent: Used in the production of polyurethane elastomers, epoxy resins, and other thermosetting polymers to enhance thermal stability and mechanical strength.
• Pharmaceutical Intermediate: Acts as a key synthon in the synthesis of active pharmaceutical ingredients (APIs) and hydrazide-based drug candidates.
• Adhesive & Sealant Formulations: Functions as a curing agent and adhesion promoter in high-performance industrial adhesives and sealants.
• Textile & Leather Auxiliary: Employed as a cross-linker in resin finishing agents to improve the durability and wrinkle resistance of fabrics and leather.
• Photographic Chemicals: Used in the synthesis of certain photographic developers and sensitizers.
• Organic Synthesis Reagent: Serves as a versatile reagent for introducing hydrazide functional groups and for the synthesis of heterocyclic compounds.

Basic Information

Product Name	Heptanedioic Acid Dihydrazide
CAS No.	13043-98-6
Molecular Formula	C7H16N4O2
Molecular Weight	188.23 g/mol
Synonyms	Pimelic Dihydrazide; Pimelic Acid Dihydrazide; 1,7-Heptanedioic Dihydrazide; Heptanedioic Acid, Dihydrazide; Pimelodihydrazide; 1,5-Pentanedicarboxylic Acid Dihydrazide; Pimelic Hydrazide
EINECS	235-911-9

Quality Control

Our Heptanedioic Acid Dihydrazide is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure it meets high-purity standards suitable for industrial and research applications. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment to guarantee traceability and batch-to-batch consistency.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). This product is hygroscopic (moisture-sensitive); ensure containers are kept tightly sealed to prevent absorption of atmospheric moisture, which may affect product quality.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms
Assay (HPLC)	≥ 98.0%
Melting Point	175 - 180 °C
Loss on Drying	≤ 1.0%
Heavy Metals (as Pb)	≤ 20 ppm

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