Description

4-Oxo-Cyclohexanesulfonyl Chloride is a versatile and highly reactive sulfonyl chloride derivative, serving as a critical building block in advanced organic synthesis. Its core value lies in its ability to introduce the sulfonyl chloride functional group into complex molecular frameworks, enabling the creation of novel sulfonamides and other pharmacologically active intermediates. This compound is essential for research chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries who require high-purity intermediates for drug discovery and fine chemical manufacturing.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel sulfonamide-based drug candidates, including enzyme inhibitors and receptor antagonists.
• Agrochemical Synthesis: Used in the development of new herbicides, fungicides, and pesticides with sulfonyl-containing active ingredients.
• Material Science: Building block for creating specialized polymers, dyes, and photoactive materials.
• Chemical Research & Development: A valuable reagent for method development and exploring new reaction pathways in organic chemistry.
• Custom Synthesis: Serves as a starting material for contract research organizations (CROs) and CDMOs producing bespoke fine chemicals for clients.

Basic Information

Product Name	4-Oxo-Cyclohexanesulfonyl Chloride
CAS No.	1262409-43-7
Molecular Formula	C6H9ClO3S
Molecular Weight	196.65 g/mol
Synonyms	4-Oxocyclohexane-1-sulfonyl chloride; Cyclohexanone-4-sulfonyl chloride; 1-Sulfonylchloride-4-cyclohexanone; 4-Ketocyclohexanesulfonyl chloride; 4-Oxo-1-cyclohexanesulfonyl chloride; Tetrahydro-4H-thiopyran-4-one 1,1-dioxide chloride
EINECS	Contact for details

Quality Control

Our 4-Oxo-Cyclohexanesulfonyl Chloride is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and IR spectroscopy, to ensure high chemical purity and identity confirmation. Certificates of Analysis (COA) detailing all specifications are provided with every shipment to guarantee traceability and compliance with your research or production requirements.

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 and moisture-sensitive nature, the container must be kept sealed under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent decomposition.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Related Substances (HPLC)	Individual impurity ≤ 1.0%; Total impurities ≤ 2.0%

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