Description

n-(4-Iodophenyl)-4-Methyl-Benzenesulfonamide (Ws203342) is a high-purity, specialized organic intermediate featuring a sulfonamide core with iodophenyl and tolyl substituents. This compound is valued for its precise molecular architecture, which makes it a critical building block in advanced synthetic chemistry. It is primarily sought by researchers and process chemists in the pharmaceutical and agrochemical industries for the development of novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of potential drug candidates, particularly those targeting enzyme inhibition or receptor modulation.
• Agrochemical Research: Used in the development of new herbicides, fungicides, or plant growth regulators due to its bioactive sulfonamide structure.
• Material Science: Acts as a monomer or functionalizing agent in the creation of specialized polymers, liquid crystals, or organic electronic materials.
• Chemical Biology: Employed as a probe or linker in bioconjugation and proteomics research, leveraging the reactivity of the iodine atom.
• Academic & R&D: Utilized in universities and contract research organizations (CROs) for methodological studies and exploring new chemical reactions.
• Custom Synthesis: A starting point for the tailored synthesis of more complex, customer-specific sulfonamide derivatives.

Basic Information

Product Name	n-(4-Iodophenyl)-4-Methyl-Benzenesulfonamide (Ws203342)
CAS No.	158268-30-5
Molecular Formula	C13H12INO2S
Molecular Weight	373.21 g/mol
Synonyms	4-Methyl-N-(4-iodophenyl)benzenesulfonamide; N-(4-Iodophenyl)-4-methylbenzenesulfonamide; p-Toluenesulfonamide, N-(p-iodophenyl)-; Ws203342; 4-Iodo-N-(p-tolylsulfonyl)aniline; Benzenesulfonamide, N-(4-iodophenyl)-4-methyl-; 158268-30-5; 4-Methyl-N-(4-iodophenyl)benzene-1-sulfonamide
EINECS	Contact for details

Quality Control

Our n-(4-Iodophenyl)-4-Methyl-Benzenesulfonamide is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing all critical quality attributes. Our commitment to traceability and documentation supports cGMP and ISO standards for research and development applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (typically 15-25°C). Keep away from heat, open flames, and incompatible materials. The container should be kept tightly sealed when not in use to prevent moisture absorption and contamination.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference standard
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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