Description

2,3-Dichlorothiophenol is a versatile organosulfur intermediate characterized by its reactive thiol (-SH) and halogen substituents. This compound matters for its role as a critical building block in the synthesis of complex molecules, particularly in the pharmaceutical and agrochemical sectors. Industries requiring advanced chemical synthesis, such as pharmaceutical R&D, crop protection, and materials science, need this high-purity intermediate for constructing sulfur-containing heterocycles and functionalized aromatic systems.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of active pharmaceutical ingredients (APIs), especially those containing benzothiophene or thioether motifs.
• Agrochemical Synthesis: Used in the manufacture of herbicides, fungicides, and insecticides where the dichlorophenylthio group confers specific biological activity.
• Ligand and Catalyst Preparation: Serves as a starting material for creating specialized ligands in transition metal catalysis and coordination chemistry.
• Polymer Modification: Employed as a chain-transfer agent or functional monomer to introduce sulfur and aromatic groups into polymer backbones.
• Organic Synthesis Building Block: Utilized in cross-coupling reactions (e.g., Suzuki, Ullmann) and nucleophilic aromatic substitution for constructing complex organic architectures.
• Research and Development: Essential reagent in academic and industrial laboratories for exploring new synthetic methodologies and material properties.

Basic Information

Product Name	2,3-Dichlorothiophenol
CAS No.	17231-95-7
Molecular Formula	C6H4Cl2S
Molecular Weight	179.07 g/mol
Synonyms	2,3-Dichlorobenzenethiol; 2,3-Dichlorothiophenol; 2,3-Dichlorophenyl mercaptan; 1,2-Dichloro-3-mercaptobenzene; 3-Mercapto-1,2-dichlorobenzene; o-Dichlorothiophenol; 2,3-DCTP
EINECS	Contact for details

Quality Control

Our 2,3-Dichlorothiophenol is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including chromatography (HPLC, GC) and spectroscopic methods, to ensure high chemical purity and consistency. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are provided with every shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated area away from heat sources and incompatible materials. Due to its light-sensitive and highly volatile nature, it is recommended to store the product at controlled room temperature (15-25°C) under an inert atmosphere for extended shelf life. Keep container tightly sealed when not in use.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC/HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Related Substances (GC)	≤ 2.0% total

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