Description

4''-(Acetylamino)-1,1''-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 reactivity as a sulfonylation agent, enabling the precise introduction of the sulfonamide functional group into target molecules. This compound is essential for researchers and manufacturers in the pharmaceutical and agrochemical industries, particularly for developing active pharmaceutical ingredients (APIs) and novel crop protection agents.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of sulfonamide-based drugs, including enzyme inhibitors and receptor antagonists.
• Agrochemical Synthesis: Used in the development of new herbicides and fungicides that utilize sulfonamide chemistry for enhanced efficacy.
• Chemical Research & Development: A versatile reagent for constructing complex molecular architectures in academic and industrial R&D laboratories.
• Dye and Pigment Manufacturing: Serves as an intermediate in the production of specialized sulfonated dyes and colorants.
• Material Science: Potential building block for creating functional polymers and advanced materials with specific surface properties.

Basic Information

Product Name	4''-(Acetylamino)-1,1''-Biphenyl-4-Sulfonyl Chloride
CAS No.	20443-73-6
Molecular Formula	C14H12ClNO3S
Molecular Weight	309.77 g/mol
Synonyms	N-[4'-(Chlorosulfonyl)[1,1'-biphenyl]-4-yl]acetamide; 4'-Acetamidobiphenyl-4-sulfonyl chloride; 4-Acetamidobiphenyl-4'-sulfonyl chloride; p-Acetamidophenyl sulfone chloride; Biphenyl-4-sulfonyl chloride, 4'-acetylamino-; [1,1'-Biphenyl]-4-sulfonyl chloride, 4'-(acetylamino)-; 4'-Acetamido-4-biphenylsulfonyl chloride
EINECS	Contact for details

Quality Control

Our 4''-(Acetylamino)-1,1''-Biphenyl-4-Sulfonyl Chloride is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets the high standards required for synthetic applications. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with every shipment to guarantee traceability and consistency for your critical processes.

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 heat, open flames, and incompatible materials such as strong bases and oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Related Substances (HPLC)	Total impurities ≤ 2.0%
Melting Point	Contact for details

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