Description

Diphenylamine Sulfate is a high-purity salt derivative of diphenylamine, widely recognized for its utility as a stabilizer and intermediate in advanced chemical synthesis. Its primary commercial value lies in its ability to inhibit oxidation and degradation in sensitive formulations, ensuring product longevity and performance. This compound is essential for manufacturers in the polymer, agrochemical, and specialty chemical industries seeking reliable, high-quality raw materials for their production processes.

Application

• Polymer Stabilizer: Acts as an effective antioxidant and stabilizer in the production of synthetic rubbers, plastics, and elastomers to prevent thermal and oxidative degradation.
• Agrochemical Intermediate: Serves as a key precursor in the synthesis of certain herbicides, fungicides, and other crop protection agents.
• Dye and Pigment Manufacturing: Utilized in the synthesis of specific dyes and organic pigments, contributing to color fastness and stability.
• Pharmaceutical Synthesis: Employed as a building block or intermediate in the research and development of active pharmaceutical ingredients (APIs).
• Analytical Reagent: Used in specific laboratory analytical methods and as a standard or reagent in chemical analysis.
• Corrosion Inhibitor: Incorporated into formulations for lubricants and industrial fluids to provide protective anti-corrosion properties.

Basic Information

Product Name	Diphenylamine Sulfate
CAS No.	587-84-8
Molecular Formula	C12H11N • H2SO4 or (C6H5)2NH • H2SO4
Molecular Weight	Approx. 265.29 g/mol
Synonyms	N-Phenylbenzenamine sulfate; DPA sulfate; Diphenylammonium sulfate; Anilinobenzene sulfate; (Phenylamino)benzene sulfate; Benzenamine, N-phenyl-, sulfate (1:1); Stabilizer DPA sulfate
EINECS	209-629-7

Quality Control

Our Diphenylamine Sulfate is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing to ensure it meets the high standards required for industrial and specialty chemical applications. We provide detailed Certificates of Analysis (COA) with each shipment, confirming parameters such as purity, identity, and impurity profiles. Our commitment to consistent quality and supply chain reliability makes us a trusted partner for global B2B clients.

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 product is hygroscopic (moisture-sensitive); therefore, the container must be kept tightly sealed to prevent absorption of atmospheric moisture. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to standard
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Sulfate Content (Titration)	Conforms to theoretical value
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.