Description

4,4'-Dinitrodiphenylamine is a high-purity organic compound widely utilized as a versatile chemical intermediate. Its value lies in its ability to serve as a key building block for the synthesis of more complex molecules, including dyes, pigments, and specialty polymers. This product is essential for manufacturers and R&D laboratories in the chemical, agrochemical, and advanced materials sectors seeking reliable, high-quality raw materials.

Application

• Chemical Synthesis Intermediate: A crucial precursor in the production of dyes, pigments, and optical brighteners.
• Agrochemical Manufacturing: Used in the synthesis of certain herbicides and plant growth regulators.
• Polymer Industry: Serves as a monomer or cross-linking agent in the development of specialty polymers and resins.
• Research & Development: Employed in academic and industrial labs for organic synthesis and material science studies.
• Explosives Precursor: Acts as an intermediate in the controlled synthesis of specific explosive compounds.
• Corrosion Inhibitor Formulation: A component in formulations designed to protect metals in industrial settings.

Basic Information

Product Name	4,4'-Dinitrodiphenylamine
CAS No.	1821-27-8
Molecular Formula	C12H9N3O4
Molecular Weight	259.22 g/mol
Synonyms	4,4'-Dinitrodiphenylamine; Bis(4-nitrophenyl)amine; N-(4-Nitrophenyl)-4-nitroaniline; 4-Nitro-N-(4-nitrophenyl)aniline; DNPA; CI 10355; Diphenylamine, 4,4'-dinitro-
EINECS	217-349-8

Quality Control

Our 4,4'-Dinitrodiphenylamine is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing to ensure it meets precise specifications for identity, purity, and impurity profiles. A Certificate of Analysis (COA) detailing all test results is provided with each shipment to guarantee traceability and compliance with your requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from incompatible materials such as strong oxidizing agents and strong bases. Recommended storage temperature is between 15°C and 25°C.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	215°C - 220°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.