Description

n-([4-Cyano-5-(Methylsulfanyl)-3-Oxo-2(3H)-Isothiazolyl]Carbonyl)-4-Methylbenzenesulfonamide is a specialized heterocyclic sulfonamide derivative, serving as a high-value synthetic intermediate in advanced chemical synthesis. Its core value lies in its unique molecular scaffold, which combines a reactive isothiazolone ring with a sulfonamide group, making it a critical building block for creating novel compounds with targeted biological or material properties. This product is essential for research and development chemists in the pharmaceutical, agrochemical, and material science industries who require precise, high-purity intermediates for lead optimization and new molecule creation.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel drug candidates, particularly those targeting enzymes or receptors where the isothiazolone-sulfonamide motif is pharmacologically active.
• Agrochemical Research: Used in developing new generations of herbicides, fungicides, or insecticides, leveraging its heterocyclic structure for bioactivity.
• Chemical Biology Probe Development: Serves as a scaffold for creating activity-based probes to study enzyme function and mechanism in biological systems.
• Material Science Precursor: Potential intermediate in the synthesis of specialized polymers or organic electronic materials due to its conjugated system and functional groups.
• Organic Synthesis Building Block: Employed in multi-step synthetic routes to construct complex molecules for academic and industrial research.

Basic Information

Product Name	n-([4-Cyano-5-(Methylsulfanyl)-3-Oxo-2(3H)-Isothiazolyl]Carbonyl)-4-Methylbenzenesulfonamide
CAS No.	29388-97-4
Molecular Formula	C13H9N3O4S3
Molecular Weight	383.42 g/mol
Synonyms	4-Methyl-N-({4-cyano-5-[(methylsulfanyl)carbonyl]-3-oxo-2,3-dihydro-1,2-thiazol-2-yl}carbonyl)benzenesulfonamide; 4-Methyl-N-({4-cyano-5-[(methylthio)carbonyl]-3-oxo-2,3-dihydroisothiazol-2-yl}carbonyl)benzenesulfonamide; 4-Cyano-5-(methylsulfanyl)-3-oxo-2(3H)-isothiazolecarboxylic acid 4-methylbenzenesulfonamide; Toluene-4-sulfonic acid [4-cyano-5-(methylsulfanyl)-3-oxo-2,3-dihydro-isothiazole-2-carbonyl]-amide; CAS 29388-97-4
EINECS	Contact for details

Quality Control

Our production of n-([4-Cyano-5-(Methylsulfanyl)-3-Oxo-2(3H)-Isothiazolyl]Carbonyl)-4-Methylbenzenesulfonamide adheres to stringent quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via NMR and IR spectroscopy, to ensure it meets the exacting standards required for research and development applications. Certificates of Analysis (COA) detailing all specifications are provided with every shipment to guarantee traceability and consistency.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (typically 15-25°C). This compound may be moisture-sensitive; keep the container tightly sealed in a dry environment.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.5%
Single Unknown Impurity (HPLC)	≤ 1.0%
Total Impurities (HPLC)	≤ 3.0%

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