Description

1-((4-Bromophenyl)Sulfonyl)-3,5-Dimethyl-1H-Pyrazole is a specialized heterocyclic sulfonamide compound that serves as a valuable synthetic intermediate and building block in advanced organic chemistry. Its core value lies in its unique molecular architecture, combining a brominated phenyl ring with a substituted pyrazole core via a sulfonyl linker, enabling precise structural modifications. This compound is primarily needed by research chemists and process development scientists in the pharmaceutical and agrochemical industries for the synthesis of novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key building block for the synthesis of novel drug candidates, particularly in medicinal chemistry programs targeting enzyme inhibition.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and insecticides, leveraging its bioactive heterocyclic scaffold.
• Chemical Biology Probe: Serves as a core structure for designing molecular probes to study biological pathways and protein-ligand interactions.
• Material Science Precursor: Employed in the synthesis of advanced organic materials, including polymers and liquid crystals with specific electronic properties.
• Organic Synthesis Reagent: Acts as a versatile reagent in cross-coupling reactions and for introducing the bromophenylsulfonyl moiety into complex molecules.

Basic Information

Item	Details
Product Name	1-((4-Bromophenyl)Sulfonyl)-3,5-Dimethyl-1H-Pyrazole
CAS No.	13658-69-0
Molecular Formula	C11H11BrN2O2S
Molecular Weight	315.19 g/mol
Synonyms	1-(4-Bromobenzenesulfonyl)-3,5-dimethyl-1H-pyrazole; 3,5-Dimethyl-1-(4-bromophenylsulfonyl)pyrazole; 1-(p-Bromophenylsulfonyl)-3,5-dimethylpyrazole; 4-Bromo-N-(3,5-dimethyl-1H-pyrazol-1-yl)benzenesulfonamide; 13658-69-0; 1H-Pyrazole, 1-[(4-bromophenyl)sulfonyl]-3,5-dimethyl-
EINECS	Contact for details

Quality Control

Our 1-((4-Bromophenyl)Sulfonyl)-3,5-Dimethyl-1H-Pyrazole is manufactured under a strict quality management system. 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 all shipments, detailing batch-specific results. Our quality commitment ensures the material meets the high standards required for research and development applications.

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). Keep away from strong oxidizing agents and incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 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.