Description

Benzenesulfonyl Chloride, 4-(2-Cyanoethoxy)- (9Ci) is a specialized aromatic sulfonyl chloride derivative, serving as a versatile and high-value chemical building block in advanced organic synthesis. Its molecular structure, featuring both a reactive sulfonyl chloride group and a cyanoethoxy side chain, makes it a critical intermediate for constructing complex molecules with tailored properties. This compound is primarily utilized by research institutions and industrial R&D departments in the pharmaceutical, agrochemical, and material science sectors for applications such as drug discovery and polymer modification.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of active pharmaceutical ingredients (APIs), particularly for sulfonamide-based drugs.
• Agrochemical Synthesis: Used in the development of novel herbicides, fungicides, and pesticides requiring specific sulfonyl functional groups.
• Polymer Chemistry: Acts as a monomer or cross-linking agent in the production of specialty polymers and high-performance resins.
• Dye and Pigment Manufacturing: Intermediate for creating sulfonated dyes and organic pigments with enhanced solubility and color fastness.
• Liquid Crystal Materials: A precursor in the synthesis of components for liquid crystal displays (LCDs) due to its molecular structure.
• Chemical Research & Development: A valuable reagent for medicinal chemistry and process development in laboratory-scale and pilot-scale operations.

Basic Information

Product Name	Benzenesulfonyl Chloride, 4-(2-Cyanoethoxy)- (9Ci)
CAS No.	362476-05-9
Molecular Formula	C9H8ClNO3S
Molecular Weight	245.68 g/mol
Synonyms	4-(2-Cyanoethoxy)benzenesulfonyl chloride; 2-[4-(Chlorosulfonyl)phenoxy]acetonitrile; p-(2-Cyanoethoxy)benzenesulfonyl chloride; Benzenesulfonyl chloride, p-(2-cyanoethoxy)-; 362476-05-9; 4-(2-Cyanoethoxy)benzene-1-sulfonyl chloride
EINECS	Contact for details

Quality Control

Our Benzenesulfonyl Chloride, 4-(2-Cyanoethoxy)- is produced under stringent quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC, NMR, and IR spectroscopy, to ensure high purity and consistent performance. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are 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 (moisture-sensitive) nature, the container must be kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent degradation. Keep away from strong acids and incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Water Content (KF)	≤ 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.