Description

Butanedihydrazide is a high-purity, versatile hydrazide derivative with the CAS number 4146-43-4. This compound serves as a critical bifunctional building block in advanced organic synthesis, enabling the creation of polymers, pharmaceuticals, and specialty chemicals. It is essential for industries requiring precise cross-linking, chain extension, or hydrazone formation, such as polymer manufacturing, pharmaceutical intermediates, and agrochemical production.

Application

• Polymer Industry: Key monomer for synthesizing polyhydrazides and as a cross-linking agent for epoxy resins and polyurethanes.
• Pharmaceutical Intermediates: Used in the synthesis of active pharmaceutical ingredients (APIs), particularly those containing hydrazone linkages.
• Agrochemicals: Serves as a precursor for herbicides, fungicides, and plant growth regulators.
• Corrosion Inhibitors: Component in formulations that protect metals in industrial cooling and processing systems.
• Water Treatment Chemicals: Used in scale and corrosion inhibitor blends for boiler and cooling water.
• Textile Auxiliaries: Acts as a cross-linker in fabric finishing and dye-fixing processes.
• Analytical Chemistry: Employed as a derivatization agent for carbonyl group analysis in chromatography.
• Adhesives and Sealants: Modifier to enhance the curing properties and thermal stability of adhesive formulations.

Basic Information

Product Name	Butanedihydrazide
CAS No.	4146-43-4
Molecular Formula	C4H10N4O2
Molecular Weight	146.15 g/mol
Synonyms	Succinic Dihydrazide; 1,4-Butanedioic Acid Dihydrazide; Butanedioic Acid, Dihydrazide; SDH; Dihydrazinosuccinic Acid; NSC 403697; Succinyl Dihydrazide; Succinylhydrazide
EINECS	223-971-7

Quality Control

Our Butanedihydrazide is manufactured under a strict quality management system. Every batch undergoes rigorous analytical testing to ensure it meets the highest standards of purity and consistency. A comprehensive Certificate of Analysis (COA) detailing identity, assay, and impurity profiles is provided with each shipment. We adhere to cGMP principles where applicable to support demanding pharmaceutical and fine chemical applications.

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 hygroscopic nature, the container must be kept tightly sealed after opening to prevent moisture absorption, which can affect product quality and performance.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms
Assay (HPLC)	≥ 98.5%
Melting Point	255 - 260 °C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 10 ppm

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