Description

3-Bromoquinoline-7-Sulfonyl Chloride is a high-purity, multi-functional chemical building block essential for advanced organic synthesis. This compound is valued for its dual reactive sites, the bromine and sulfonyl chloride groups, which enable efficient derivatization and the construction of complex molecular architectures. It is primarily sought after by researchers and process chemists in the pharmaceutical, agrochemical, and material science industries for developing novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of potential drug candidates, particularly for kinase inhibitors and other small-molecule therapeutics.
• Agrochemical Research: Used to create novel sulfonamide-based compounds with potential herbicidal, fungicidal, or insecticidal activity.
• Material Science: Serves as a monomer or cross-linking agent in the development of specialty polymers and advanced organic materials.
• Chemical Biology: Employed as a probe or linker in bioconjugation chemistry for labeling proteins and other biomolecules.
• Dye & Pigment Synthesis: Acts as an intermediate in the production of complex quinoline-based dyes and functional colorants.
• Custom Synthesis & Contract Manufacturing: A critical starting material for custom synthesis projects requiring specific, functionalized quinoline scaffolds.

Basic Information

Product Name	3-Bromoquinoline-7-Sulfonyl Chloride
CAS No.	1956331-36-4
Molecular Formula	C9H5BrClNO2S
Molecular Weight	306.56 g/mol
Synonyms	7-Chlorosulfonyl-3-bromoquinoline; 3-Bromo-7-quinolinesulfonyl chloride; Quinoline, 3-bromo-7-sulfonyl chloride; 1956331-36-4; 3-Bromo-7-chlorosulfonylquinoline; 3-Bromoquinoline-7-sulfonic acid chloride
EINECS	Contact for details

Quality Control

Every batch of 3-Bromoquinoline-7-Sulfonyl Chloride is manufactured and tested under a strict quality management system. Our products undergo rigorous analytical testing, including HPLC, NMR, and mass spectrometry, to ensure high purity and batch-to-batch consistency suitable for research and development. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with each shipment.

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.

Specification

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