Description

4-Aminodiphenylamine Hydrochloride is a high-purity organic intermediate in the form of its hydrochloride salt, offering enhanced stability and handling properties. This compound is a critical building block in the synthesis of advanced antioxidants, dyes, and specialty polymers, valued for its consistent reactivity and purity. It is essential for manufacturers in the rubber, polymer, and fine chemical industries seeking reliable raw materials for high-performance applications.

Application

• Key intermediate in the synthesis of p-phenylenediamine (PPD) and quinone-based antioxidants for rubber and polymer stabilization.
• Precursor for the manufacture of high-performance azo dyes and pigments used in textiles and coatings.
• Building block in pharmaceutical research for developing specialized active pharmaceutical ingredients (APIs) and diagnostic agents.
• Used in the production of corrosion inhibitors and specialty additives for industrial fluids.
• Intermediate in agrochemical synthesis for crop protection products.
• Research chemical in academic and industrial laboratories for organic synthesis and material science studies.

Basic Information

Product Name	4-Aminodiphenylamine Hydrochloride
CAS No.	2198-59-6
Molecular Formula	C12H13ClN2
Molecular Weight	220.70 g/mol
Synonyms	N-Phenyl-p-phenylenediamine Hydrochloride; 4-ADPA Hydrochloride; p-Aminodiphenylamine Hydrochloride; N-(4-Aminophenyl)aniline Hydrochloride; 1,4-Diaminobenzene Hydrochloride, N-Phenyl-; CI 76025; Antioxidant DPPD Hydrochloride; N-Phenyl-1,4-phenylenediamine Hydrochloride
EINECS	218-589-1

Quality Control

Our 4-Aminodiphenylamine Hydrochloride is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation, to ensure it meets exacting industry and customer specifications. Certificates of Analysis (COA) detailing all test results are provided to guarantee traceability, consistency, and compliance with relevant standards.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept sealed to prevent absorption of atmospheric moisture.

Specification

Item	Specification
Appearance	Off-white to light gray crystalline powder
Identification (IR)	Conforms
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
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.