Methanesulfonic Acid

Methanesulfonic Acid Specification

HS Code
29420090

Molecular Weight
96.11 g/mol

Structural Formula
CH3SO3H

Refractive Rate
1.430 (at 20C)

Taste
No particular taste (not advised for tasting)

Boiling point
167 C

Smell
Odorless

Molecular Formula
CH4O3S

Classification
Organic Acid

Organic Acid Types
Sulphonic Acid

Grade
Industrial Grade

Purity
99% min

Application
Electroplating, Pharmaceutical Intermediate, Catalyst, Cleaning Agent

Appearance
Colorless Transparent Liquid

CAS No
75-75-2

EINECS No
200-898-6

Other Names
Methanesulphonic Acid, MSA

Usage
Used as acid catalyst in organic syntheses, electrolyte for electroplating, cleaner for electronic components

Melting Point
-64 C

Density
1.480 Gram per cubic centimeter(g/cm3)

Solubility
Miscible with water and alcohol

Raw Material
Methanol, Sulfur Trioxide

About Methanesulfonic Acid

Methanesulfonic acid (MsOH) or methanesulphonic acid (in British English) is an organosulfuric, colorless liquid with the molecular formula CH ₃SO ₃H and structure H ₃CS(=O) ₂OH. It is the simplest of the alkylsulfonic acids ( RS(=O) ₂OH).

Versatile Applications in Industry

Methanesulfonic Acid plays a vital role in several industrial sectors. Its strong acidic properties make it a preferred electrolyte in electroplating, an effective catalyst in chemical syntheses, and an efficient cleaning agent for electronics. Reliable performance and compatibility with water and alcohol further enhance its utility across diverse manufacturing processes.

Safe Handling and Storage Guidelines

Due to its corrosive nature, Methanesulfonic Acid should be handled with care, using proper personal protective equipment. For safe storage, keep containers tightly closed in a cool, dry environment. This ensures product stability and mitigates hazards. Packaged in robust HDPE drums and IBC tanks, it maintains quality over a shelf life of 24 months.

FAQ's of Methanesulfonic Acid:

Q: How should Methanesulfonic Acid be stored to maintain stability and safety?

A: Methanesulfonic Acid must be stored in tightly sealed containers made of compatible materials such as HDPE, kept in a cool, dry place away from direct sunlight and incompatible substances. Following these guidelines preserves product quality and ensures safe handling over its 24-month shelf life.

Q: What are the main industrial applications of Methanesulfonic Acid?

A: This acid is widely used as an electrolyte for electroplating, as a catalyst in organic syntheses, as a pharmaceutical intermediate, and as a cleaning agent for electronic components due to its strong acid properties and miscibility with water and alcohol.

Q: When must protective measures be taken while handling Methanesulfonic Acid?

A: Protective measures such as wearing gloves, goggles, and laboratory coats should always be applied when handling Methanesulfonic Acid, as it is corrosive to skin and eyes. Work in well-ventilated areas and avoid direct contact.

Q: Where can Methanesulfonic Acid be purchased and in what packaging options?

A: Methanesulfonic Acid is available from authorized exporters, manufacturers, service providers, and traders in India and is supplied in HDPE drums and IBC tanks tailored for industrial requirements.

Q: What is the process for using Methanesulfonic Acid as an electrolyte in electroplating?

A: Methanesulfonic Acid is dissolved in suitable solvents (like water or alcohol) to create an electrolyte solution, which is then used in the electroplating bath. Its high purity and stability enable consistent deposition of metal coatings.

Q: What are the benefits of using Methanesulfonic Acid over other acids in industrial applications?

A: MSA offers advantages such as high purity, odorless and colorless appearance, strong acidity, excellent miscibility, and robust stability under recommended storage conditions, making it preferable for precise chemical and electrochemical applications.

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