Description

4-Nitrobenzene-1,2-Diamine Dihydrochloride is a high-purity, versatile aromatic diamine salt primarily used as a critical synthetic intermediate in advanced chemical manufacturing. Its value lies in providing a stable, reactive nitro-amine precursor for constructing complex heterocyclic and azo compounds. This product is essential for research and production in the pharmaceutical, agrochemical, and specialty dye industries, where precise molecular building blocks are required.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of benzimidazole derivatives and other nitrogen-containing heterocycles with potential biological activity.
• Agrochemical Synthesis: Used in the development of novel fungicides, herbicides, and plant growth regulators.
• Dye and Pigment Manufacturing: Serves as a diazo component for producing azo dyes and pigments, offering specific color properties and stability.
• Chemical Research & Development: A valuable reagent for organic synthesis, particularly in studies involving nitro-group reduction and subsequent functionalization.
• Polymer Chemistry: Can be utilized as a monomer or cross-linking agent in the synthesis of specialty polyamides and polyimides.
• Analytical Chemistry: May be employed as a standard or reagent in chromatographic analysis and other laboratory procedures.

Basic Information

Product Name	4-Nitrobenzene-1,2-Diamine Dihydrochloride
CAS No.	6219-77-8
Molecular Formula	C6H8N3O2·2HCl
Molecular Weight	236.07 g/mol
Synonyms	1,2-Diamino-4-nitrobenzene Dihydrochloride; 4-Nitro-1,2-phenylenediamine Dihydrochloride; 4-Nitro-o-phenylenediamine Dihydrochloride; 1,2-Phenylenediamine, 4-nitro-, dihydrochloride; C.I. 76030 Dihydrochloride; o-Phenylenediamine, 4-nitro-, dihydrochloride; 4-Nitrobenzene-1,2-diamine hydrochloride (1:2)
EINECS	Contact for details

Quality Control

Our 4-Nitrobenzene-1,2-Diamine Dihydrochloride is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. We provide detailed Certificates of Analysis (COA) with key parameters including assay, impurity profile, and physical characteristics, supporting compliance with relevant industry standards for fine chemical intermediates.

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). This material is hygroscopic (moisture-sensitive) and light-sensitive; containers must be kept tightly sealed to minimize exposure to atmospheric moisture and light to maintain product integrity.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm
Related Substances (HPLC)	Individual impurity ≤ 0.5%, Total impurities ≤ 1.5%

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