Description

4-Chloro-3-Chlorosulfonyl-5-Nitrobenzoic Acid is a high-purity, multi-functional chemical intermediate of significant importance in advanced organic synthesis. Its unique structure, featuring both a chlorosulfonyl and a nitro group on a benzoic acid backbone, makes it a versatile building block for creating complex molecules. This compound is primarily sought after by research institutions and manufacturers in the pharmaceutical and agrochemical sectors for the development of active ingredients and specialty chemicals.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of sulfonamide-based drugs and other active pharmaceutical ingredients (APIs).
• Agrochemical Synthesis: Used in the production of herbicides, fungicides, and insecticides, leveraging its reactive chlorosulfonyl group.
• Dyestuff and Pigment Manufacturing: Serves as a building block for creating complex azo dyes and high-performance pigments.
• Polymer Chemistry: Can be incorporated as a monomer or modifier to introduce specific functional groups into polymer chains.
• Chemical Research & Development: Employed in academic and industrial R&D for exploring new synthetic pathways and creating novel chemical entities.
• Liquid Crystal and Electronic Material Precursor: Potential use in synthesizing specialized organic compounds for advanced material applications.

Basic Information

Product Name	4-Chloro-3-Chlorosulfonyl-5-Nitrobenzoic Acid
CAS No.	22892-95-1
Molecular Formula	C7H3Cl2NO6S
Molecular Weight	300.07 g/mol
Synonyms	5-Nitro-4-chloro-3-chlorosulfonylbenzoic Acid; 3-Chlorosulfonyl-4-chloro-5-nitrobenzoic Acid; Benzoic acid, 4-chloro-3-(chlorosulfonyl)-5-nitro-; 4-Chloro-3-(chlorosulfonyl)-5-nitrobenzoic acid; 4-Chloro-5-nitro-3-sulfonyl chloride benzoic acid
EINECS	Contact for details

Quality Control

Our 4-Chloro-3-Chlorosulfonyl-5-Nitrobenzoic Acid is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets the high standards required for synthetic applications. Certificates of Analysis (COA) documenting all critical parameters are available upon request to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 1.0%
Heavy Metals	≤ 20 ppm
Residue on Ignition	≤ 0.1%

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