Description

[4-(4-Methoxyphenoxy)Phenyl]Sulfonyl Chloride CAS NO 370065-09-1 is a specialized aromatic sulfonyl chloride derivative, serving as a critical building block in advanced organic synthesis. Its core value lies in its high reactivity as an electrophile, enabling the efficient introduction of the sulfonyl functional group into target molecules. This compound is essential for researchers and manufacturers in the pharmaceutical and agrochemical industries, particularly for developing active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel drug candidates, especially sulfonamide-based therapeutics.
• Agrochemical Synthesis: Used in the development of advanced herbicides, fungicides, and pesticides requiring specific sulfonyl moieties.
• Polymer Chemistry: Acts as a monomer or cross-linking agent in the production of specialty polymers and high-performance materials.
• Dye and Pigment Manufacturing: Intermediate for creating sulfonated dyes and organic pigments with enhanced properties.
• Liquid Crystal Materials: Building block for synthesizing sulfonyl-containing compounds used in display technologies.
• Chemical Research & Development: A versatile reagent for academic and industrial R&D focused on organosulfur chemistry and medicinal chemistry.

Basic Information

Product Name	[4-(4-Methoxyphenoxy)Phenyl]Sulfonyl Chloride
CAS No.	370065-09-1
Molecular Formula	C13H11ClO4S
Molecular Weight	298.74 g/mol
Synonyms	4-(4-Methoxyphenoxy)benzenesulfonyl chloride; 1-Methoxy-4-[4-(chlorosulfonyl)phenoxy]benzene; 4-(p-Methoxyphenoxy)benzenesulfonyl chloride; p-Methoxyphenyl phenyl ether-4'-sulfonyl chloride; 4'-Chlorosulfonyl-4-methoxydiphenyl ether
EINECS	Contact for details

Quality Control

Our [4-(4-Methoxyphenoxy)Phenyl]Sulfonyl Chloride is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via FT-IR and NMR spectroscopy, to ensure it meets the high standards required for synthetic applications. A Certificate of Analysis (COA) detailing all specifications is provided with every shipment.

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 decomposition. Keep away from moisture, strong bases, and oxidizing agents.

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%
Heavy Metals	≤ 20 ppm

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