Description

Benzenesulfinyl Chloride, 2,4,5-Trimethoxy- is a specialized organosulfur reagent featuring a sulfinyl chloride functional group on a trimethoxybenzene backbone. This compound is valued for its role as a key synthetic intermediate in the preparation of more complex sulfoxides and sulfonamides, which are crucial motifs in pharmaceutical and agrochemical research. It is primarily sought by R&D chemists and process development scientists in the fine chemical and pharmaceutical industries for constructing novel molecular architectures.

Application

• Pharmaceutical Intermediate: A critical building block for the synthesis of potential drug candidates, particularly those containing sulfoxide or sulfonamide functional groups.
• Agrochemical Synthesis: Used in the research and development of advanced pesticides and herbicides where the sulfinyl chloride moiety introduces specific biological activity.
• Material Science Research: Employed in the development of novel polymers or functional materials that incorporate sulfur-based linkages for specialized properties.
• Chemical Biology Probes: Serves as a reagent for modifying proteins or other biomolecules to study biological pathways or for diagnostic applications.
• Catalyst Ligand Precursor: Can be utilized to synthesize chiral or achiral sulfoxide ligands used in asymmetric catalysis and metal complex formation.
• Custom Synthesis and Contract Manufacturing: A valuable starting material for custom chemical synthesis services catering to the needs of biotechnology and pharmaceutical clients.

Basic Information

Product Name	Benzenesulfinyl Chloride, 2,4,5-Trimethoxy-
CAS No.	144426-91-5
Molecular Formula	C9H11ClO4S
Molecular Weight	250.70 g/mol
Synonyms	2,4,5-Trimethoxybenzenesulfinyl Chloride; 1,2,4-Trimethoxy-5-(chlorosulfinyl)benzene; 2,4,5-Trimethoxyphenylsulfinyl Chloride; Benzenesulfinyl chloride, 2,4,5-trimethoxy-; (2,4,5-Trimethoxyphenyl)sulfinyl chloride
EINECS	Contact for details

Quality Control

Every batch of 2,4,5-Trimethoxybenzenesulfinyl Chloride is produced and analyzed under strict quality management protocols. Our products undergo rigorous quality testing to ensure compliance with industry standards. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available upon request to support your quality assurance and regulatory documentation needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at 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.

Specification

Item	Specification
Appearance	White to off-white crystalline powder or 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.