Description

5-Bromo-n-Cyclopentylpyridine-3-Sulfonamide is a high-purity, advanced pharmaceutical intermediate and organic building block. Its unique molecular architecture, featuring a brominated pyridine core linked to a cyclopentyl-sulfonamide moiety, makes it a critical synthon for constructing complex bioactive molecules. This compound is essential for research and development chemists in the pharmaceutical and agrochemical sectors, particularly for the synthesis of novel drug candidates and crop protection agents targeting specific enzymes and receptors.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of small-molecule drug candidates, especially kinase inhibitors and other enzyme-targeted therapies.
• Agrochemical Research: Used in developing new active ingredients for herbicides, fungicides, and insecticides, leveraging its halogenated heterocyclic structure.
• Chemical Biology & Proteomics: Serves as a versatile scaffold for creating chemical probes to study protein function and biological pathways.
• Material Science: Potential building block for advanced organic electronic materials and metal-organic frameworks (MOFs) due to its electron-deficient pyridine ring.
• Custom Synthesis & Contract Manufacturing: Supplied to CDMOs for the production of bespoke compounds for client-specific R&D programs.

Basic Information

Product Name	5-Bromo-n-Cyclopentylpyridine-3-Sulfonamide
CAS No.	1250812-40-8
Molecular Formula	C10H13BrN2O2S
Molecular Weight	305.19 g/mol
Synonyms	5-Bromo-N-cyclopentylpyridine-3-sulfonamide; 3-Pyridinesulfonamide, 5-bromo-N-cyclopentyl-; 5-Bromo-N-cyclopentyl-3-pyridinesulfonamide; 5-Bromo-3-(cyclopentylsulfamoyl)pyridine; 5-Bromopyridine-3-sulfonamide, N-cyclopentyl-; 1250812-40-8; 5-Br-Cyclopentylpyridine-3-SO2NH2
EINECS	Contact for details

Quality Control

Our 5-Bromo-n-Cyclopentylpyridine-3-Sulfonamide is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. We provide a detailed Certificate of Analysis (COA) with every shipment, documenting all critical quality attributes. Our production adheres to cGMP principles where applicable, ensuring reliability for your most demanding R&D and scale-up projects.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at a controlled room temperature (typically 15-25°C). The compound may be hygroscopic (moisture-sensitive); keep the container tightly sealed under an inert atmosphere if necessary for long-term storage.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (HPLC)	Conforms to reference standard
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%
Single Unknown Impurity (HPLC)	≤ 0.5%
Total Impurities (HPLC)	≤ 2.0%

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