Description

2-Amino-3-Chlorothiophenol is a versatile aromatic thiol derivative that serves as a critical building block in advanced organic synthesis. Its bifunctional nature, featuring both an amino and a thiol group on a chlorinated benzene ring, makes it a valuable precursor for constructing complex heterocyclic systems and functional materials. This compound is primarily sought after by research institutions and manufacturers in the pharmaceutical, agrochemical, and specialty chemical sectors for developing novel active ingredients and ligands.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of benzothiazole and thiazolo[5,4-b]pyridine derivatives, which are scaffolds for various bioactive molecules.
• Agrochemical Synthesis: Used in the production of herbicides, fungicides, and plant growth regulators that incorporate the benzothiazole moiety.
• Ligand and Catalyst Preparation: Serves as a chelating agent for metal complexes used in catalysis and materials science.
• Polymer and Material Science: Acts as a monomer or cross-linking agent for specialty polymers, resins, and functional coatings.
• Dye and Pigment Manufacturing: Intermediate for synthesizing sulfur-containing dyes and organic pigments.
• Research & Development: A valuable reagent in academic and industrial R&D for exploring new synthetic pathways and chemical entities.

Basic Information

Product Name	2-Amino-3-Chlorothiophenol
CAS No.	40925-72-2
Molecular Formula	C6H6ClNS
Molecular Weight	159.63 g/mol
Synonyms	3-Chloro-2-aminobenzenethiol; 2-Amino-3-chlorobenzenethiol; 3-Chloro-2-mercaptoaniline; 2-Mercapto-6-chloroaniline; Benzenethiol, 2-amino-3-chloro-; (2-Amino-3-chlorophenyl)thiol; 6-Chloro-2-aminothiophenol
EINECS	Contact for details

Quality Control

Our 2-Amino-3-Chlorothiophenol is manufactured under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including chromatographic purity analysis and identity confirmation, to ensure it meets the high standards required for synthetic applications. A Certificate of Analysis (COA) detailing specific results for purity, impurities, and physical parameters is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at a controlled room temperature (15-25°C). Due to its hygroscopic and easily oxidized nature, it is recommended to store the material under an inert atmosphere (e.g., nitrogen or argon) for long-term preservation and to minimize degradation.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder or solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 1.0%
Related Substances (HPLC)	Individual impurity ≤ 1.0%; Total impurities ≤ 2.0%

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