Description

3,4-Dinitrobenzonitrile is a versatile and high-purity aromatic nitrile derivative, serving as a critical building block in advanced organic synthesis. Its value lies in its dual nitro functional groups, which make it an excellent precursor for the synthesis of complex heterocycles, agrochemicals, and specialty dyes. This compound is essential for R&D chemists and production units in the pharmaceutical, agrochemical, and material science industries seeking reliable, high-quality intermediates.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of active pharmaceutical ingredients (APIs) and complex heterocyclic compounds.
• Agrochemical Synthesis: Used in the development of herbicides, pesticides, and fungicides due to its reactive nitro groups.
• Dye and Pigment Manufacturing: Serves as a building block for creating azo dyes and other high-performance colorants.
• Material Science Research: Employed in the development of novel polymers, liquid crystals, and organic electronic materials.
• Cross-Coupling Reactions: A valuable substrate in palladium-catalyzed reactions like Suzuki and Buchwald-Hartwig amination for C-N bond formation.
• Explosives Research: Studied as a model compound in the research of energetic materials and propellants.

Basic Information

Product Name	3,4-Dinitrobenzonitrile
CAS No.	4248-33-3
Molecular Formula	C7H3N3O4
Molecular Weight	193.12 g/mol
Synonyms	3,4-Dinitrobenzenecarbonitrile; Benzonitrile, 3,4-dinitro-; 4-Cyano-1,2-dinitrobenzene; 1,2-Dinitro-4-cyanobenzene; NSC 403119; 3,4-DNB; DNBN
EINECS	224-214-1

Quality Control

Our 3,4-Dinitrobenzonitrile is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing key parameters such as assay, identity, and impurity profiles. Our quality commitment aligns with cGMP principles where applicable, ensuring the material meets the stringent requirements for research and industrial synthesis.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Keep away from heat, sparks, open flames, and incompatible materials such as strong reducing agents and bases.

Specification

Item	Specification
Appearance	Yellow to pale yellow crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	158 - 162 °C
Loss on Drying	≤ 0.5%
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.