Description

3-Pyridinesulfonamide,1-Ethoxy-1,2-Dihydro-2-Oxo-(9Ci) is a specialized heterocyclic sulfonamide derivative that serves as a critical synthetic intermediate and building block in advanced organic synthesis. Its unique molecular scaffold, featuring both a sulfonamide and a pyridone-like moiety, makes it a valuable precursor for constructing complex pharmacologically active molecules. This compound is primarily utilized by research institutions and pharmaceutical development teams engaged in the discovery of new therapeutic agents, particularly within medicinal chemistry programs targeting enzyme inhibition.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of novel drug candidates, especially those targeting kinase or protease enzymes.
• Medicinal Chemistry Research: Used in structure-activity relationship (SAR) studies and lead optimization for developing new therapeutic molecules.
• Agrochemical Synthesis: Serves as a precursor in the development of new active ingredients for crop protection products.
• Chemical Biology Probes: Utilized in the design and synthesis of molecular probes for studying biological pathways and target engagement.
• Organic Synthesis Reagent: Acts as a versatile reagent for introducing the sulfonamide-pyridone pharmacophore into more complex molecular architectures.

Basic Information

Product Name	3-Pyridinesulfonamide,1-Ethoxy-1,2-Dihydro-2-Oxo-(9Ci)
CAS No.	182556-15-6
Molecular Formula	C7H8N2O3S
Molecular Weight	200.21 g/mol
Synonyms	1-Ethoxy-1,2-dihydro-2-oxo-3-pyridinesulfonamide; 3-Pyridinesulfonamide, 1-ethoxy-1,2-dihydro-2-oxo-; 1-Ethoxy-2-oxo-1,2-dihydropyridine-3-sulfonamide; N-Ethoxy-2-oxo-1,2-dihydropyridine-3-sulfonamide; 182556-15-6; 3-Sulfamoyl-1-ethoxypyridin-2(1H)-one
EINECS	Contact for details

Quality Control

Our 3-Pyridinesulfonamide,1-Ethoxy-1,2-Dihydro-2-Oxo-(9Ci) is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical characterization, including HPLC for purity assessment and NMR/IR for structural confirmation. A detailed Certificate of Analysis (COA) is provided with every shipment, documenting all critical quality attributes. We support cGMP-compliant production for pharmaceutical applications upon request.

Storage

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

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%
Heavy Metals	≤ 20 ppm

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