Description

5-Bromo-n-Ethylpyridine-3-Sulfonamide is a specialized heterocyclic sulfonamide building block of significant interest in advanced organic synthesis. This compound matters for its role as a key intermediate in the development of novel active pharmaceutical ingredients (APIs) and agrochemicals, where its unique bromine and sulfonamide functionalities enable precise molecular modifications. It is primarily needed by research and development chemists in the pharmaceutical, agrochemical, and material science industries for constructing complex molecules with targeted biological or physical properties.

Application

• Pharmaceutical Intermediate: A crucial building block for synthesizing potential drug candidates, particularly in kinase inhibitor and central nervous system (CNS) therapeutic research.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and insecticides, leveraging its pyridine-sulfonamide core.
• Chemical Biology Probe Synthesis: Serves as a precursor for creating molecular probes to study enzyme function and biological pathways.
• Material Science Precursor: Can be utilized in the synthesis of functionalized ligands for catalysts or novel organic electronic materials.
• Custom Synthesis & Contract Manufacturing: Supplied to CDMOs (Contract Development and Manufacturing Organizations) for client-specific custom synthesis projects.

Basic Information

Product Name	5-Bromo-n-Ethylpyridine-3-Sulfonamide
CAS No.	1065074-78-3
Molecular Formula	C7H9BrN2O2S
Molecular Weight	265.13 g/mol
Synonyms	5-Bromo-N-ethylpyridine-3-sulfonamide; 3-Pyridinesulfonamide, 5-bromo-N-ethyl-; 5-Bromo-N-ethyl-3-pyridinesulfonamide; 5-Bromo-3-(ethylsulfamoyl)pyridine; N-Ethyl-5-bromopyridine-3-sulfonamide
EINECS	Contact for details

Quality Control

Our 5-Bromo-n-Ethylpyridine-3-Sulfonamide is produced under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and mass spectrometry, to ensure high purity and consistent identity. Certificates of Analysis (COA) with full batch traceability are provided and available upon request, supporting compliance with research and development standards.

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 in a dry environment to prevent degradation.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.1%

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