Description

Butanedioic Acid, Methylene-, Dihydrazide (9Ci) is a specialized organic compound belonging to the class of dihydrazides, known for its reactivity as a cross-linking and chain-extending agent. This compound matters for its ability to form thermally stable structures, making it valuable in the synthesis of high-performance polymers and resins. Industries such as polymer manufacturing, specialty adhesives, and advanced material science require this chemical for developing products with enhanced thermal and mechanical properties.

Application

• As a key cross-linking agent in the production of high-temperature resistant polyimide and polyamide resins.
• Used in the synthesis of specialty adhesives and sealants requiring excellent thermal stability.
• Employed as a chain extender in polyurethane and epoxy resin formulations to modify mechanical properties.
• Acts as an intermediate in pharmaceutical synthesis for creating active pharmaceutical ingredients (APIs).
• Utilized in the manufacturing of flame-retardant materials and composites.
• Applied in research and development for creating novel polymeric materials with specific performance characteristics.

Basic Information

Product Name	Butanedioic Acid, Methylene-, Dihydrazide (9Ci)
CAS No.	6641-35-6
Molecular Formula	C5H10N4O2
Molecular Weight	158.16 g/mol
Synonyms	Methylenebutanedioic Acid Dihydrazide; 1,1'-Methylenedisuccinic Dihydrazide; Succinic Acid, Methylene-, Dihydrazide; Methylene Disuccinyl Dihydrazide; MDH; Methylene Bis(succinic Acid Dihydrazide); 1,1'-(Methylenedi-2,1-ethanediyl)bis-hydrazinecarboxylic Acid; 1,1'-[Methylenebis(oxy-2,1-ethanediyl)]bishydrazinecarboxylic Acid
EINECS	Contact for details

Quality Control

Our Butanedioic Acid, Methylene-, Dihydrazide is produced under strict quality management systems. Each batch undergoes rigorous analytical testing, including assay, purity, and impurity profile analysis, to ensure it meets precise customer specifications and industry standards. A comprehensive Certificate of Analysis (COA) documenting all test results is provided with every shipment to guarantee traceability and quality assurance.

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 easily oxidized and should be stored under an inert atmosphere (e.g., nitrogen) to maintain stability and prevent degradation. Keep away from heat, sparks, and open flame.

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	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm

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