Description

3,4-Diaminobenzonitrile is a high-purity aromatic diamine derivative, serving as a critical building block in advanced organic synthesis. Its bifunctional amino and nitrile groups make it a versatile intermediate for constructing complex heterocyclic and polymeric structures. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty polymer industries seeking to develop novel active ingredients and high-performance materials.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of various heterocyclic compounds, including benzimidazoles and quinoxalines, which are core structures in active pharmaceutical ingredients (APIs).
• Agrochemical Synthesis: Used in the development of novel herbicides, fungicides, and plant growth regulators, leveraging its reactivity to create targeted bioactive molecules.
• Polymer & Resin Production: Acts as a monomer or cross-linking agent in the manufacture of high-temperature resistant polyimides, epoxy resins, and other specialty polymers.
• Dye & Pigment Manufacturing: Serves as a starting material for producing azo dyes and complex organic pigments, contributing to color strength and stability.
• Corrosion Inhibitor Formulation: Incorporated into formulations for metal surface treatments and coatings due to its chelating properties.
• Research & Development: A valuable reagent in academic and industrial R&D for exploring new synthetic pathways and material properties.

Basic Information

Product Name	3,4-Diaminobenzonitrile
CAS No.	17626-40-3
Molecular Formula	C7H7N3
Molecular Weight	133.15 g/mol
Synonyms	3,4-Diaminobenzonitrile; 3,4-Diaminobenzene carbonitrile; 1,2-Diamino-4-cyanobenzene; 4-Cyano-1,2-phenylenediamine; Benzonitrile, 3,4-diamino-; 3,4-Diaminophenyl cyanide; 3,4-DABN
EINECS	241-612-4

Quality Control

Our 3,4-Diaminobenzonitrile is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation, to ensure it meets exacting specifications for sensitive synthetic applications. Certificates of Analysis (COA) detailing all test results are provided with every shipment and are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at room temperature (15-25°C). This product is light-sensitive (store away from light) and easily oxidized (store under inert atmosphere). Keep away from heat, sparks, and open flame. For long-term storage, consider packaging under an inert atmosphere such as nitrogen or argon.

Specification

Item	Specification
Appearance	Light yellow to brown crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	158 - 162 °C
Loss on Drying	≤ 1.0 %
Residue on Ignition	≤ 0.1 %

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