Description

n-Nitro-Diphenylamine is a specialized organic chemical intermediate characterized by its nitro-substituted diphenylamine structure. This compound is valued for its role in synthesizing more complex molecules, particularly in the development of dyes, pigments, and functional materials. It serves as a critical building block for manufacturers and R&D laboratories in the chemical, pharmaceutical, and advanced materials sectors seeking to introduce specific nitro-aryl functionalities into their products.

Application

• Dye and Pigment Intermediate: A key precursor in the synthesis of azo dyes and other complex colorants.
• Pharmaceutical Synthesis: Used as a building block in the research and development of active pharmaceutical ingredients (APIs).
• Agrochemical Production: Employed in the manufacture of certain herbicides and plant protection agents.
• Polymer Additives: Can be utilized in the production of stabilizers, antioxidants, or other functional additives for polymers.
• Research & Development: Serves as a standard or reagent in organic chemistry research for nitro-aryl coupling reactions.
• Photographic Chemicals: Historically used in the formulation of certain photographic developers and sensitizers.

Basic Information

Product Name	n-Nitro-Diphenylamine
CAS No.	31432-60-7
Molecular Formula	C12H10N2O2
Molecular Weight	214.22 g/mol
Synonyms	4-Nitrodiphenylamine; N-(4-Nitrophenyl)aniline; p-Nitrodiphenylamine; 4-Nitro-N-phenylaniline; Diphenylamine, 4-nitro-; 1-Nitro-4-(phenylamino)benzene; Azodye Intermediate B; UNII-9F8J6C3V4P
EINECS	250-629-4

Quality Control

Our n-Nitro-Diphenylamine is produced under stringent quality management systems. Each batch undergoes comprehensive analytical testing, including identity confirmation by FT-IR, purity assessment by HPLC, and control of key impurities. We provide full traceability and Certificates of Analysis (COA) are available for all shipments to ensure compliance with your specific requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). This material is light-sensitive and easily oxidized; prolonged exposure to air and light should be avoided. For long-term storage, consider an inert atmosphere.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	133 - 137 °C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Related Substances (HPLC)	Total impurities ≤ 2.0%

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