Description

4'-Nitro-Biphenyl-4-Sulfonyl Chloride is a high-purity sulfonyl chloride derivative, a critical building block in advanced organic synthesis. Its primary value lies in its dual reactive sites, enabling its use as a versatile intermediate for constructing complex molecules with specific functional properties. This compound is essential for research and development chemists in the pharmaceutical, agrochemical, and specialty chemical industries, particularly for the synthesis of sulfonamides and other active pharmaceutical ingredients (APIs).

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel sulfonamide-based drugs, including enzyme inhibitors and receptor antagonists.
• Agrochemical Synthesis: Used to create advanced herbicides, fungicides, and pesticides with enhanced efficacy and selectivity.
• Dye and Pigment Manufacturing: Serves as an intermediate for producing high-performance, light-fast azo dyes and organic pigments.
• Polymer Chemistry: Acts as a monomer or cross-linking agent in the development of specialty polymers and functional materials.
• Chemical Research: A valuable reagent in academic and industrial R&D for exploring new synthetic pathways and material properties.
• Liquid Crystal & OLED Materials: Building block for synthesizing organic electronic materials requiring specific charge transport or luminescent properties.

Basic Information

Product Name	4'-Nitro-Biphenyl-4-Sulfonyl Chloride
CAS No.	20443-75-8
Molecular Formula	C12H8ClNO4S
Molecular Weight	297.71 g/mol
Synonyms	4-(4-Nitrophenyl)benzenesulfonyl chloride; p-Nitrobiphenyl-4'-sulfonyl chloride; 4-Nitro-4'-biphenylsulfonyl chloride; (4'-Nitrobiphenyl-4-yl)sulfonyl chloride; 4-Nitrophenyl phenyl sulfone chloride; Biphenyl-4-sulfonyl chloride, 4'-nitro-; 1-Nitro-4-(4-sulfonylchloridophenyl)benzene; 4'-Nitro[1,1'-biphenyl]-4-sulfonyl chloride
EINECS	Contact for details

Quality Control

Every batch of 4'-Nitro-Biphenyl-4-Sulfonyl Chloride is produced under strict quality management protocols. Our products undergo rigorous analytical testing, including HPLC, NMR, and IR spectroscopy, to ensure high chemical purity and consistency. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with each 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 from atmospheric moisture.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	142 - 147 °C
Loss on Drying	≤ 0.5%
Related Substances (HPLC)	Total impurities ≤ 2.0%

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