Description

2,3-Diaminomaleonitrile (CAS NO 1187-42-4) is a versatile and highly functionalized organic compound characterized by its two amino groups and two nitrile groups on a maleonitrile backbone. This unique structure makes it a valuable heterocyclic building block and precursor in advanced chemical synthesis. It is primarily sought after by R&D and production teams in the pharmaceutical, agrochemical, and specialty chemical industries for developing novel compounds and materials.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of heterocyclic compounds, including purine analogs, imidazoles, and other nitrogen-containing bioactive molecules.
• Agrochemical Synthesis: Used in the development of novel herbicides, fungicides, and plant growth regulators due to its reactive nitrile and amino functionalities.
• Coordination Chemistry & Ligand Synthesis: Serves as a versatile ligand or precursor for chelating agents in metal-organic frameworks (MOFs) and catalysis.
• Polymer & Material Science: Building block for high-performance polymers, dyes, pigments, and conductive organic materials.
• Chemical Research (R&D): Fundamental reagent in academic and industrial research for exploring new synthetic pathways and creating complex molecular architectures.

Basic Information

Product Name	2,3-Diaminomaleonitrile
CAS No.	1187-42-4
Molecular Formula	C4H4N4
Molecular Weight	108.10 g/mol
Synonyms	Diaminomaleonitrile; 2,3-Diamino-2-butenedinitrile; 2,3-Diaminobut-2-enedinitrile; Maleonitrilediamine; DAMN; 2,3-Dicyano-1,2-diaminoethene; 1,2-Diamino-1,2-dicyanoethene
EINECS	214-697-5

Quality Control

Our 2,3-Diaminomaleonitrile is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing to ensure high purity and consistency, meeting the stringent requirements of research and industrial applications. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each shipment to guarantee traceability and compliance.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). The compound may be moisture-sensitive; keep the container tightly sealed under an inert atmosphere for long-term storage.

Specification

Item	Specification
Appearance	Yellow to brown crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Melting Point	180 - 185 °C (dec.)
Loss on Drying	≤ 1.0 %
Residue on Ignition	≤ 0.5 %

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