Description

Benzenesulfonamide, 2-Chloro-3,5-Dinitro-, Radical Ion(1-) (9Ci) is a specialized nitro-substituted benzenesulfonamide derivative with a radical anion structure. This compound is valued as a key synthetic intermediate and a versatile building block in advanced organic and materials chemistry. It is primarily required by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: Serves as a precursor in the synthesis of novel active pharmaceutical ingredients (APIs), particularly those containing sulfonamide or nitroaromatic pharmacophores.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and pesticides, leveraging its reactive nitro and sulfonamide groups.
• Organic Synthesis Building Block: Employed in cross-coupling reactions, nucleophilic aromatic substitutions, and as a ligand or catalyst component in radical chemistry.
• Materials Science: Investigated for the preparation of functional polymers, dyes, and advanced materials where its radical character can impart unique electronic properties.
• Chemical Research Reagent: Utilized in academic and industrial laboratories for mechanistic studies and the development of new synthetic methodologies.

Basic Information

Product Name	Benzenesulfonamide, 2-Chloro-3,5-Dinitro-, Radical Ion(1-) (9Ci)
CAS No.	208445-56-1
Molecular Formula	C6H3ClN2O5S•-
Molecular Weight	250.62 g/mol (Neutral form)
Synonyms	2-Chloro-3,5-dinitrobenzenesulfonamide radical anion; 1-Chloro-2,4-dinitro-6-sulfamoylbenzene radical ion(1-); 2-Chloro-3,5-dinitrobenzenesulfonamide radical ion; 2-Chloro-3,5-dinitrobenzene-1-sulfonamide radical anion; NSC 83665 (radical anion form); Benzenesulfonamide, 2-chloro-3,5-dinitro-, ion(1-) (radical)
EINECS	Contact for details

Quality Control

Our production of Benzenesulfonamide, 2-Chloro-3,5-Dinitro-, Radical Ion(1-) (9Ci) adheres to stringent internal quality standards to ensure batch-to-batch consistency and reliability for research and development purposes. Each lot is characterized using advanced analytical techniques, including NMR, HPLC, and mass spectrometry. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and relevant physicochemical data is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place. For long-term storage, keep the container under an inert atmosphere (e.g., nitrogen or argon) at a recommended temperature of 2-8°C to maintain stability. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	Yellow to orange powder or crystals
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95% (Area %)
Water Content (KF)	≤ 1.0 %
Residue on Ignition	≤ 0.5 %

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