Description

1‐(Benzenesulfonyl)‐3‐Bromo‐1H‐Indazole is a high-purity, advanced pharmaceutical intermediate and versatile synthetic building block. Its core value lies in its functionalized indazole scaffold, which is critical for constructing complex molecules in medicinal chemistry and drug discovery. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries seeking to develop new active ingredients.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly those targeting kinase inhibition and other therapeutic pathways.
• Medicinal Chemistry Research: Used as a versatile scaffold for structure-activity relationship (SAR) studies and library synthesis in early-stage drug discovery.
• Agrochemical Development: Serves as a building block for creating new active ingredients in crop protection and pest management products.
• Organic Synthesis Reagent: Employed in cross-coupling reactions and further functionalization to create more complex heterocyclic compounds.
• Biochemical Tool Compound: Used in biochemical assays and as a probe to study biological mechanisms and enzyme functions.

Basic Information

Item	Details
Product Name	1‐(Benzenesulfonyl)‐3‐Bromo‐1H‐Indazole
CAS No.	1788041-55-3
Molecular Formula	C₁₃H₉BrN₂O₂S
Molecular Weight	337.19 g/mol
Synonyms	3-Bromo-1-(phenylsulfonyl)-1H-indazole; 3-Bromo-1-(benzenesulfonyl)-1H-indazole; 1H-Indazole, 3-bromo-1-(phenylsulfonyl)-; 1-(Phenylsulfonyl)-3-bromo-1H-indazole; 3-Bromo-1-(benzenesulfonyl)indazole; 3-Bromo-1-(phenylsulfonyl)indazole; 1-Benzenesulfonyl-3-bromo-1H-indazole; NSC 870243
EINECS	Contact for details

Quality Control

Our 1‐(Benzenesulfonyl)‐3‐Bromo‐1H‐Indazole is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. Certificates of Analysis (COA) with detailed specifications are provided for every shipment to guarantee compliance with your research and development requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from incompatible materials. For long-term storage, consider storing under an inert atmosphere to ensure optimal stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference standard
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.