Description

(4-Chlorohydroxyphenyl)Ammonium Hydrogen Sulphate is an important organic intermediate salt, valued for its role in the synthesis of more complex chemical entities. This compound is crucial for industries requiring high-purity building blocks for pharmaceutical and agrochemical development. It is primarily sought after by manufacturers in the fine chemical, pharmaceutical, and specialty chemical sectors for research and production purposes.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds with chlorophenol or sulfonate functionalities.
• Agrochemical Synthesis: Used in the production of herbicides, fungicides, and plant growth regulators where the chlorohydroxyphenyl moiety is required.
• Dye and Pigment Manufacturing: Serves as a precursor in the creation of specialized dyes and organic pigments.
• Research & Development: Employed in academic and industrial R&D labs for method development and novel compound synthesis.
• Fine Chemical Production: Utilized as a versatile intermediate for custom synthesis and contract manufacturing projects.

Basic Information

Product Name	(4-Chlorohydroxyphenyl)Ammonium Hydrogen Sulphate
CAS No.	22332-20-3
Molecular Formula	C6H6ClNO5S
Molecular Weight	239.64 g/mol
Synonyms	4-Chloro-2-aminophenol hydrogen sulfate; 4-Chloro-2-hydroxyanilinium hydrogen sulfate; 2-Amino-4-chlorophenol sulfate; (4-Chloro-2-hydroxyphenyl)ammonium hydrogen sulfate; 4-Chloro-2-aminophenol hemisulfate; 2-Hydroxy-4-chloroaniline sulfate; 4-Chloro-2-hydroxyaniline sulfate salt
EINECS	Contact for details

Quality Control

Our (4-Chlorohydroxyphenyl)Ammonium Hydrogen Sulphate is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. Certificates of Analysis (COA) documenting key parameters are available upon request to support your quality assurance protocols.

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). Due to its hygroscopic nature, the container must be kept tightly sealed to prevent moisture absorption, which can affect product stability and performance.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 2.0%
Residue on Ignition	≤ 0.5%
Heavy Metals	≤ 20 ppm

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