Description

4-Methyl-2-Oxo-2,3-Dihydro-1,3-Thiazole-5-Sulfonyl Chloride is a high-purity sulfonyl chloride derivative, a critical building block in advanced organic synthesis. This compound is valued for its reactivity as a sulfonylation agent, enabling the introduction of the sulfonyl functional group into target molecules. It is primarily sought after by research institutions and manufacturers in the pharmaceutical and agrochemical sectors for the development of novel active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: Key building block for synthesizing sulfonamide-based drug candidates, including potential enzyme inhibitors and receptor modulators.
• Agrochemical Synthesis: Used in the research and production of novel herbicides, fungicides, and insecticides that incorporate sulfonyl moieties for enhanced activity.
• Chemical Research & Development: Serves as a versatile reagent in academic and industrial R&D labs for exploring new synthetic pathways and creating specialized chemical libraries.
• Fine Chemical Production: Employed in the manufacture of complex, high-value specialty chemicals used in various advanced material and performance chemical applications.

Basic Information

Product Name	4-Methyl-2-Oxo-2,3-Dihydro-1,3-Thiazole-5-Sulfonyl Chloride
CAS No.	929972-51-0
Molecular Formula	C4H4ClNO3S2
Molecular Weight	213.66 g/mol
Synonyms	5-(Chlorosulfonyl)-4-methyl-2,3-dihydro-1,3-thiazol-2-one; 4-Methyl-2-oxo-2,3-dihydrothiazole-5-sulfonyl chloride; 4-Methyl-2-oxo-2,3-dihydro-1,3-thiazole-5-sulfonyl chloride; 1,3-Thiazole-5-sulfonyl chloride, 2,3-dihydro-4-methyl-2-oxo-; 929972-51-0
EINECS	Contact for details

Quality Control

Our production of 4-Methyl-2-Oxo-2,3-Dihydro-1,3-Thiazole-5-Sulfonyl Chloride adheres to stringent internal quality standards to ensure batch-to-batch consistency and high purity suitable for synthetic applications. All materials are characterized using advanced analytical techniques. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place. Due to its hygroscopic (moisture-sensitive) nature, the container must be kept sealed under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent degradation. Recommended long-term storage temperature is 2-8°C.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%

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