Description

Ethanesulfonic Acid Sodium Salt is the sodium salt form of ethanesulfonic acid, a key organic sulfonate building block. This compound is valued for its solubility and stability, serving as a versatile intermediate and reagent in advanced chemical synthesis. It is essential for manufacturers and R&D laboratories in the pharmaceutical, agrochemical, and specialty chemical sectors seeking reliable, high-purity raw materials.

Application

• As a key sulfonation reagent and building block in pharmaceutical intermediate synthesis.
• Used in the research and production of agrochemicals, including herbicides and plant growth regulators.
• As an electrolyte additive or precursor in specialty battery and electroplating formulations.
• Employed as a surfactant intermediate for producing anionic surfactants with specific chain lengths.
• In organic synthesis for introducing the ethanesulfonate moiety into target molecules.
• As a buffer component or standard in specific analytical and biochemical applications.

Basic Information

Product Name	Ethanesulfonic Acid Sodium Salt
CAS No.	5324-47-0
Molecular Formula	C2H5NaO3S
Molecular Weight	132.11 g/mol
Synonyms	Sodium Ethanesulfonate; Sodium Ethylsulfonate; Ethanesulfonic Acid, Sodium Salt; Ethylsulfonic Acid Sodium Salt; 1-Ethanesulfonic Acid Sodium Salt; NSC 403697; Ethanesulfonate Sodium Salt
EINECS	226-200-5

Quality Control

Our Ethanesulfonic Acid Sodium Salt is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure it meets precise specifications for identity, purity, and impurity profiles. A Certificate of Analysis (COA) documenting these results is available for 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 area at controlled room temperature. Due to its hygroscopic nature, the container must be kept tightly sealed to prevent moisture absorption, which can affect product quality and handling.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to standard
Assay (HPLC)	≥98.0%
Water Content (KF)	≤2.0%
Heavy Metals (as Pb)	≤20 ppm
Residue on Ignition	≤0.1%

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