Description

2,4-Dichloro-5-Methylthiophenol is a versatile organosulfur compound featuring a thiophenol core substituted with chlorine and methyl groups. This structure makes it a valuable intermediate for synthesizing more complex molecules, particularly in the pharmaceutical and agrochemical sectors. It is primarily sought after by research and development chemists and process engineers in fine chemical manufacturing for creating active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of active pharmaceutical ingredients (APIs), especially those with sulfur-containing heterocycles.
• Agrochemical Synthesis: Used in the production of herbicides, fungicides, and insecticides where the dichloro-methylthiophenol moiety provides specific biological activity.
• Polymer Chemistry: Acts as a chain transfer agent or a monomer modifier in the production of specialty polymers and resins.
• Ligand Precursor: Serves as a starting material for synthesizing metal-complexing ligands used in catalysis and material science.
• Organic Synthesis Reagent: Employed in various organic transformations, including nucleophilic aromatic substitution and cross-coupling reactions.
• Chemical Research: Utilized in academic and industrial R&D for exploring new synthetic pathways and novel compound libraries.

Basic Information

Product Name	2,4-Dichloro-5-Methylthiophenol
CAS No.	28225-88-9
Molecular Formula	C7H6Cl2S
Molecular Weight	193.09 g/mol
Synonyms	5-Methyl-2,4-dichlorobenzenethiol; 2,4-Dichloro-5-methylbenzenethiol; 2,4-Dichloro-5-methylthiophenol; 2,4-Dichloro-5-methylphenyl mercaptan; Benzenethiol, 2,4-dichloro-5-methyl-; (2,4-Dichloro-5-methylphenyl)thiol
EINECS	Contact for details

Quality Control

Our 2,4-Dichloro-5-Methylthiophenol is manufactured under strict quality management protocols. Every batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via IR and NMR spectroscopy, to ensure it meets the high standards required for advanced synthetic applications. A Certificate of Analysis (COA) detailing all specifications is provided with each 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). This compound is easily oxidized and should be handled under an inert atmosphere (e.g., nitrogen or argon) for long-term storage or when dispensing from the original container.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid or low-melting solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%

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