Description

7-Chloro-Naphthalene-2-Sulfonyl Chloride is a high-purity, reactive chemical intermediate essential for advanced organic synthesis. Its core value lies in its dual functionality as a sulfonylating and arylating agent, enabling the construction of complex molecular architectures. This compound is critically needed by R&D chemists and process development scientists in the pharmaceutical and agrochemical industries for creating novel active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of sulfonamide-based drug candidates, including enzyme inhibitors and receptor antagonists.
• Agrochemical Synthesis: Used in the production of advanced herbicides and fungicides, leveraging the naphthalene backbone for enhanced bioactivity.
• Dyestuff and Pigment Manufacturing: Serves as a precursor for creating specialized azo dyes and high-performance pigments with improved lightfastness.
• Polymer Chemistry: Acts as a monomer or cross-linking agent in the development of specialty polymers, such as polyarylsulfones and engineering plastics.
• Material Science Research: Employed in the synthesis of organic semiconductors and charge-transport materials for electronic applications.
• Chemical Biology Probes: Utilized to create sulfonyl chloride-based probes for labeling and studying protein function and interactions.

Basic Information

Product Name	7-Chloro-Naphthalene-2-Sulfonyl Chloride
CAS No.	102153-64-0
Molecular Formula	C10H6Cl2O2S
Molecular Weight	277.12 g/mol
Synonyms	2,7-Dichloronaphthalene-1-sulfonyl Chloride; 7-Chloronaphthalene-2-sulfonyl Chloride; 1,6-Dichloronaphthalene-7-sulfonyl Chloride; 2-Naphthalenesulfonyl Chloride, 7-chloro-; NSC 405124; 7-Chloro-2-naphthalenesulfonyl chloride; 7-Chloro-2-naphthylsulfonyl Chloride
EINECS	Contact for details

Quality Control

Our 7-Chloro-Naphthalene-2-Sulfonyl Chloride is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and GC-MS, to ensure high chemical 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 and regulatory compliance needs.

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 nature, the container must be kept tightly sealed to exclude moisture. Store away from incompatible materials such as strong bases, amines, and alcohols.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Related Substances (HPLC)	Individual impurity ≤ 0.5%

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