Description

1-Cyclohexyl-1H-Pyrazole-4-Sulfonyl Chloride is a specialized sulfonyl chloride derivative, a key reactive intermediate in modern synthetic chemistry. Its primary value lies in its role as a versatile building block for constructing more complex molecules, particularly in the development of active pharmaceutical ingredients (APIs) and agrochemicals. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and advanced materials sectors who require high-purity intermediates for sulfonamide coupling reactions.

Application

• Pharmaceutical Intermediate: A critical precursor in the synthesis of novel drug candidates, particularly those containing sulfonamide pharmacophores for therapeutic applications.
• Agrochemical Synthesis: Used in the development of next-generation herbicides, fungicides, and insecticides, where the sulfonyl group contributes to biological activity.
• Chemical Research & Development: Serves as a versatile reagent in academic and industrial R&D labs for exploring new chemical entities and reaction pathways.
• Material Science: Potential use in the synthesis of functional polymers and advanced materials requiring specific sulfonated components.
• Custom Synthesis & Contract Manufacturing: A key starting material for custom synthesis projects and scale-up production under cGMP conditions for clinical trial materials.

Basic Information

Item	Details
Product Name	1-Cyclohexyl-1H-Pyrazole-4-Sulfonyl Chloride
CAS No.	1177349-87-9
Molecular Formula	C9H13ClN2O2S
Molecular Weight	248.73 g/mol
Synonyms	1-Cyclohexyl-1H-pyrazole-4-sulfonyl chloride; 1-Cyclohexylpyrazole-4-sulfonyl chloride; 4-(Chlorosulfonyl)-1-cyclohexyl-1H-pyrazole; 1-Cyclohexyl-4-(chlorosulfonyl)-1H-pyrazole; Pyrazole-4-sulfonyl chloride, 1-cyclohexyl-; 1-Cyclohexylpyrazole-4-sulphonyl chloride; 1-Cyclohexyl-1H-pyrazole-4-sulfonchlorid
EINECS	Contact for details

Quality Control

Our 1-Cyclohexyl-1H-Pyrazole-4-Sulfonyl Chloride is produced under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and IR spectroscopy, to ensure high purity and consistency. Certificates of Analysis (COA) with detailed specifications are provided for every shipment. We adhere to relevant industry standards and can support development under quality frameworks suitable for pharmaceutical applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at controlled 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. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%

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