Description

Diphenylamine is a versatile secondary aromatic amine widely recognized for its antioxidant and stabilizing properties. Its primary commercial value lies in its ability to inhibit oxidation and degradation in various materials, ensuring product longevity and performance. This compound is essential for manufacturers in the rubber, agrochemical, and specialty chemical industries seeking reliable stabilization solutions.

Application

• Rubber Antioxidant: A key component in the vulcanization process for synthetic rubbers, protecting against oxygen and ozone degradation.
• Agrochemical Intermediate: Serves as a crucial precursor in the synthesis of various herbicides and fungicides.
• Explosives Stabilizer: Used to stabilize nitrocellulose-based propellants and explosives by preventing autocatalytic decomposition.
• Dye and Pigment Manufacturing: Acts as an intermediate in the production of certain dyes and organic pigments.
• Pharmaceutical Intermediate: Employed in the synthesis of specific active pharmaceutical ingredients (APIs).
• Analytical Reagent: Utilized in chemical analysis, notably in tests for nitrate ions.
• Corrosion Inhibitor: Provides protective properties in some lubricant and fuel formulations.

Basic Information

Product Name	Diphenylamine
CAS No.	122-39-4
Molecular Formula	C12H11N
Molecular Weight	169.22 g/mol
Synonyms	N-Phenylaniline; DPA; Anilinobenzene; N-Phenylbenzenamine; (Phenylamino)benzene; Benzenamine, N-phenyl-; N,N-Diphenylamine
EINECS	204-539-4

Quality Control

Our Diphenylamine is produced under a stringent quality management system to ensure batch-to-batch consistency and reliability. We provide comprehensive Certificates of Analysis (COA) that detail purity, identity, and impurity profiles. Our quality commitment aligns with global standards for industrial and fine chemical manufacturing.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from heat, sparks, open flames, and strong oxidizing agents.

Specification

Item	Specification
Appearance	White to light tan crystals or flakes
Identification (IR)	Conforms
Assay (HPLC)	≥ 99.0%
Melting Point	52 - 55 °C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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