Description

2-Chloro-3-Methyl-5-Nitrobenzene-1-Sulfonyl Chloride is a specialized aromatic sulfonyl chloride derivative, serving as a critical building block in advanced organic synthesis. Its reactive sulfonyl chloride group makes it an essential intermediate for constructing complex molecules, particularly in the development of pharmaceuticals and agrochemicals. This high-purity compound is primarily sought by research institutions and industrial manufacturers engaged in the synthesis of active pharmaceutical ingredients (APIs), crop protection agents, and functional materials.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel sulfonamide-based drugs and active pharmaceutical ingredients (APIs).
• Agrochemical Synthesis: Used in the development of herbicides, fungicides, and other crop protection agents.
• Dye and Pigment Manufacturing: Serves as an intermediate for producing specialty dyes and colorants.
• Polymer Chemistry: Acts as a monomer or cross-linking agent in the production of specialty polymers and resins.
• Chemical Research: A valuable reagent in academic and industrial R&D for exploring new synthetic pathways.
• Material Science: Used in the synthesis of advanced materials with specific surface functionalities.

Basic Information

Product Name	2-Chloro-3-Methyl-5-Nitrobenzene-1-Sulfonyl Chloride
CAS No.	1156136-99-0
Molecular Formula	C7H5Cl2NO4S
Molecular Weight	278.09 g/mol
Synonyms	2-Chloro-3-methyl-5-nitrobenzenesulfonyl chloride; 1-(Chlorosulfonyl)-2-chloro-3-methyl-5-nitrobenzene; 3-Methyl-2-chloro-5-nitrobenzenesulfonyl chloride; 5-Nitro-2-chloro-3-methylbenzenesulfonyl chloride; 2-Chloro-3-methyl-5-nitrobenzene sulfonyl chloride; NSC 1156136-99-0; Benzenesulfonyl chloride, 2-chloro-3-methyl-5-nitro-
EINECS	Contact for details

Quality Control

Our 2-Chloro-3-Methyl-5-Nitrobenzene-1-Sulfonyl Chloride is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and GC-MS, to ensure high purity and consistency. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). This compound is hygroscopic (moisture-sensitive) and should be handled under anhydrous conditions to prevent decomposition. Keep away from strong bases and sources of ignition.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Water Content (KF)	≤ 0.5%
Related Substances (HPLC)	Individual impurity ≤ 0.5%, Total impurities ≤ 1.5%

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