Description

p-Mercaptoanilinium Chloride is a specialized organic salt of significant interest in advanced chemical synthesis. Its unique structure, featuring both an anilinium and a mercapto group, makes it a valuable intermediate for constructing complex heterocyclic systems and functional materials. This compound is particularly sought after by research institutions and manufacturers in the pharmaceutical and agrochemical sectors for developing novel active ingredients and ligands.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of benzothiazole and other sulfur-containing heterocycles with potential biological activity.
• Agrochemical Synthesis: Used in the research and development of new herbicides, fungicides, and plant growth regulators.
• Ligand Precursor: Serves as a starting material for preparing chelating agents and ligands in coordination chemistry and catalysis.
• Material Science Research: Investigated for the development of organic semiconductors, conductive polymers, and advanced functional materials.
• Dye and Pigment Intermediate: Employed in the synthesis of sulfur-based dyes and specialty colorants.

Basic Information

Product Name	p-Mercaptoanilinium Chloride
CAS No.	78749-58-3
Molecular Formula	C6H8ClNS
Molecular Weight	161.65 g/mol
Synonyms	4-Aminobenzenethiol Hydrochloride; 4-Mercaptoaniline Hydrochloride; p-Aminothiophenol Hydrochloride; 4-Aminothiophenol Hydrochloride; 4-Sulfanylanilinium Chloride; Aniline, 4-mercapto-, hydrochloride; Benzenethiol, 4-amino-, hydrochloride
EINECS	Contact for details

Quality Control

Our p-Mercaptoanilinium Chloride is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. A detailed Certificate of Analysis (COA) is provided, documenting key parameters such as assay, impurity profile, and physical characteristics. We are committed to meeting the stringent requirements of research and development applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Due to its hygroscopic and easily oxidized nature, it is recommended to handle under an inert atmosphere and minimize exposure to air and moisture for long-term stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Related Substances (HPLC)	Total impurities ≤ 2.0%
Solubility	Soluble in water, methanol

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