Description

Ethylbenzenesulphonic Acid is a versatile organic sulfonic acid derivative, serving as a key intermediate and catalyst in various industrial synthesis processes. Its strong acidic nature makes it valuable for facilitating esterification, alkylation, and other acid-catalyzed reactions where precise control is required. This compound is essential for manufacturers in the fine chemical, pharmaceutical, and polymer industries seeking efficient and reliable synthetic building blocks.

Application

• Chemical Synthesis Intermediate: A crucial building block for producing dyes, pigments, and specialty surfactants.
• Acid Catalyst: Used in organic synthesis for esterification and alkylation reactions, offering an alternative to mineral acids.
• Polymer Industry: Employed in the modification of polymers and as a component in ion-exchange resins.
• Pharmaceutical Intermediates: Serves in the synthesis of certain active pharmaceutical ingredients (APIs) and drug candidates.
• Research & Development: Utilized in laboratory-scale research for method development and novel compound synthesis.
• Electroplating Additives: Can function as a brightening agent or additive in specific electroplating bath formulations.

Basic Information

Product Name	Ethylbenzenesulphonic Acid
CAS No.	57352-34-8
Molecular Formula	C8H10O3S
Molecular Weight	186.23 g/mol
Synonyms	4-Ethylbenzenesulfonic Acid; p-Ethylbenzenesulfonic Acid; Ethylbenzene-4-sulfonic Acid; Benzenesulfonic acid, 4-ethyl-; Ethylphenylsulfonic Acid; 4-Ethylphenylsulfonic Acid; p-Ethylphenylsulfonic Acid
EINECS	Contact for details

Quality Control

Our Ethylbenzenesulphonic Acid is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure it meets precise specifications for purity, identity, and consistency. A Certificate of Analysis (COA) detailing the results is provided with every shipment to guarantee traceability and compliance with your technical requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area away from incompatible materials such as strong bases and oxidizing agents. Due to its hygroscopic nature, containers should be kept tightly sealed to prevent moisture absorption.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid or solid
Identification (IR)	Conforms to structure
Assay (Titration)	≥ 95.0%
Water Content (KF)	≤ 2.0%
Sulfated Ash	≤ 0.5%

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