Description

4-Chlorobenzenesulfonothioic Acid S-Phenyl Ester is a specialized organosulfur compound that serves as a versatile intermediate in advanced chemical synthesis. Its unique structure, featuring both sulfonothioate and aryl chloride functionalities, makes it a valuable building block for creating complex molecules with tailored properties. This high-purity intermediate is primarily sought by research institutions and manufacturers in the agrochemical and pharmaceutical sectors for developing novel active ingredients and functional materials.

Application

• Agrochemical Intermediate: Key precursor in the synthesis of novel herbicides, fungicides, and plant growth regulators.
• Pharmaceutical Research: Used as a building block for developing potential drug candidates, particularly in medicinal chemistry programs targeting enzyme inhibition.
• Polymer Additives: Serves as an intermediate for creating specialized light stabilizers, antioxidants, and other performance additives for polymers.
• Ligand Synthesis: Employed in the preparation of specialized ligands for catalysis and metal complexation studies.
• Chemical Synthesis: A versatile reagent for introducing the 4-chlorobenzenesulfonothioate group into target molecules in organic synthesis.

Basic Information

Product Name	4-Chlorobenzenesulfonothioic Acid S-Phenyl Ester
CAS No.	1142-97-8
Molecular Formula	C12H9ClO2S2
Molecular Weight	284.78 g/mol
Synonyms	p-Chlorobenzenesulfonothioic Acid S-Phenyl Ester; S-Phenyl 4-Chlorobenzenesulfonothioate; Benzenesulfonothioic Acid, 4-Chloro-, S-Phenyl Ester; 4-Chlorobenzenesulfonothioic Acid Phenyl Ester; Phenyl 4-Chlorobenzenesulfonothioate
EINECS	214-537-1

Quality Control

Our 4-Chlorobenzenesulfonothioic Acid S-Phenyl Ester is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including chromatographic purity analysis and structural confirmation, to ensure it meets the high standards required for research and industrial synthesis. A detailed Certificate of Analysis (COA) is provided with every shipment, confirming identity, purity, and key specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at controlled room temperature (15-25°C). Keep away from strong oxidizing agents and bases. For long-term storage, consider an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%

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