Description

5-Bromo-2-Methyl-2H-Indazole-3-Sulfonyl Chloride is a high-value, multi-functional chemical building block essential for advanced organic synthesis. Its core value lies in the reactive sulfonyl chloride group, which enables efficient derivatization and incorporation into complex molecular architectures. This compound is primarily sought after by research and development teams in the pharmaceutical and agrochemical industries for the creation of novel active ingredients and intermediates.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of potential drug candidates, particularly those targeting enzyme inhibition or receptor modulation.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and insecticides, leveraging its heterocyclic indazole core.
• Chemical Biology Probe Synthesis: Employed to create sulfonamide-based probes for studying protein function and biological pathways.
• Material Science: Serves as a monomer or cross-linking agent in the development of specialty polymers with unique properties.
• Custom Synthesis & Contract Manufacturing: A critical starting material for custom synthesis projects requiring specific, functionalized indazole derivatives.

Basic Information

Product Name	5-Bromo-2-Methyl-2H-Indazole-3-Sulfonyl Chloride
CAS No.	1363382-22-2
Molecular Formula	C8H6BrClN2O2S
Molecular Weight	309.57 g/mol
Synonyms	5-Bromo-2-methyl-1H-indazole-3-sulfonyl chloride; 5-Bromo-2-methyl-2H-indazole-3-sulfonyl chloride; 1363382-22-2; 5-Bromo-2-methylindazole-3-sulfonyl chloride; 2-Methyl-5-bromoindazole-3-sulfonyl chloride; 3-Sulfonyl chloride-5-bromo-2-methylindazole; 5-Bromo-2-methyl-1,2-dihydro-3H-indazole-3-sulfonyl chloride
EINECS	Contact for details

Quality Control

Every batch of 5-Bromo-2-Methyl-2H-Indazole-3-Sulfonyl Chloride is produced and tested under strict quality management protocols to ensure consistency and reliability for your critical syntheses. Our products undergo rigorous quality testing, including advanced chromatographic methods, to ensure compliance with exacting industry standards. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each shipment and is available upon request.

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 (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.