Description

4-(tert-Butylsulfanyl)Benzene-1-Sulfonyl Chloride is a specialized organosulfur compound belonging to the class of sulfonyl chlorides, characterized by the presence of a tert-butylthio substituent. This structural motif makes it a valuable high-purity synthetic intermediate for constructing complex molecules in advanced research and development. It is primarily sought after by pharmaceutical, agrochemical, and material science industries for applications requiring precise chemical modification and functional group introduction.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of novel active pharmaceutical ingredients (APIs), particularly for sulfonamide-based drugs.
• Agrochemical Synthesis: Used in the development of herbicides, fungicides, and insecticides where the sulfonyl chloride group enables further derivatization.
• Polymer Chemistry: Serves as a monomer or cross-linking agent for creating specialty polymers with specific thermal or chemical resistance properties.
• Ligand and Catalyst Development: Employed in organic and organometallic chemistry to synthesize complex ligands for catalytic systems.
• Chemical Research: A versatile reagent for academic and industrial R&D in organic synthesis, enabling sulfonylation reactions to introduce sulfone functionalities.
• Dye and Pigment Manufacturing: Intermediate in the production of specialized dyes and pigments requiring sulfone groups for stability and color properties.

Basic Information

Product Name	4-(tert-Butylsulfanyl)Benzene-1-Sulfonyl Chloride
CAS No.	1343147-64-7
Molecular Formula	C10H13ClO2S2
Molecular Weight	264.79 g/mol
Synonyms	4-(tert-Butylthio)benzenesulfonyl chloride; 1-(tert-Butylthio)-4-(chlorosulfonyl)benzene; p-(tert-Butylthio)benzenesulfonyl chloride; 4-(tert-Butylsulfanyl)benzenesulfonyl chloride; 4-(tert-Butylmercapto)benzenesulfonyl chloride; 4-(tert-Butylthio)phenylsulfonyl chloride; tert-Butyl 4-(chlorosulfonyl)phenyl sulfide
EINECS	Contact for details

Quality Control

Our production of 4-(tert-Butylsulfanyl)Benzene-1-Sulfonyl Chloride adheres to stringent quality protocols to ensure batch-to-batch consistency and high purity. All materials undergo rigorous analytical testing, including HPLC, NMR, and IR spectroscopy, to confirm identity and purity. A comprehensive Certificate of Analysis (COA) detailing assay, impurity profile, and physical characteristics is provided with each shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent degradation. Keep away from strong bases, oxidizing agents, and moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder or solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Related Substances (HPLC)	Total impurities ≤ 2.0%
Melting Point	Contact for details

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