Description

2-Amino-4-Chlorophenol Hydrochloride is an important organic intermediate and salt form of a halogenated aminophenol. This compound matters for its role as a versatile building block in the synthesis of more complex molecules, particularly dyes, pigments, and pharmaceutical agents. Industries that require it include specialty chemical manufacturing for agrochemicals, dyestuffs, and research institutions developing novel organic compounds.

Application

• Dye and Pigment Intermediate: A key precursor in the synthesis of azo dyes and other complex colorants.
• Pharmaceutical Synthesis: Serves as a building block for active pharmaceutical ingredients (APIs) and other bioactive molecules.
• Agrochemical Manufacturing: Used in the production of certain herbicides, pesticides, and plant growth regulators.
• Chemical Research & Development: Employed as a standard or reagent in organic synthesis and method development.
• Photographic Chemical: Can be utilized in the formulation of specific photographic developers.
• Polymer Additive: Acts as a monomer or modifier in the synthesis of specialty polymers.

Basic Information

Product Name	2-Amino-4-Chlorophenol Hydrochloride
CAS No.	5471-76-1
Molecular Formula	C6H7Cl2NO
Molecular Weight	180.03 g/mol (Free base: C6H6ClNO)
Synonyms	4-Chloro-2-aminophenol Hydrochloride; 2-Amino-4-chlorophenol HCl; 4-Chloro-2-hydroxyaniline Hydrochloride; 2-Hydroxy-5-chloroaniline Hydrochloride; 5-Chloro-2-aminophenol Hydrochloride; 1-Amino-2-hydroxy-5-chlorobenzene Hydrochloride; 2-Amino-4-chlorophenol Monohydrochloride; 4-Chloro-o-aminophenol Hydrochloride
EINECS	226-787-8

Quality Control

Our 2-Amino-4-Chlorophenol Hydrochloride is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure it meets defined specifications for identity, purity, and impurity profiles. Certificates of Analysis (COA) detailing results for assay, related substances, and other critical parameters are available upon request to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, 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, which can affect product stability and handling properties.

Specification

Item	Specification
Appearance	Off-white to light brown crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%
Related Substances (HPLC)	Individual impurity ≤ 0.5%; Total impurities ≤ 1.5%

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