Description

Tin Methanesulfonate is an organotin salt of methanesulfonic acid, widely used as a catalyst and precursor in advanced chemical synthesis. This compound is valued for its high solubility in polar organic solvents and strong catalytic activity under mild conditions. It is a critical material for manufacturers in the electronics, polymer, and specialty chemical industries seeking efficient and selective reaction pathways.

Application

• Electroplating Catalyst: A key component in tin and tin-alloy electroplating baths for electronic components and connectors.
• Polymerization Catalyst: Used as a Lewis acid catalyst in the production of polyesters, polycarbonates, and other condensation polymers.
• Organic Synthesis: Serves as a catalyst or reagent in esterification, transesterification, and Friedel-Crafts alkylation reactions.
• Surface Treatment: Employed in the surface activation and pretreatment of metals prior to coating or bonding.
• Fuel Cell Research: Investigated as a component or precursor in catalyst formulations for proton exchange membrane fuel cells.
• Specialty Chemical Intermediate: Acts as a precursor for other organotin compounds used in stabilizers and biocides.

Basic Information

Product Name	Tin Methanesulfonate
CAS No.	95860-13-2
Molecular Formula	C2H6O6S2Sn
Molecular Weight	308.90 g/mol
Synonyms	Stannous Methanesulfonate; Tin(II) Methanesulfonate; Tin Bis(methanesulfonate); Methanesulfonic Acid, Tin(2+) Salt; Tin Dimethanesulfonate; Stannous Mesylate; Tin(II) Mesylate; MSA Tin Salt
EINECS	Contact for details

Quality Control

Our Tin Methanesulfonate is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure high purity and consistency, meeting the specifications required for industrial and electronic applications. A Certificate of Analysis (COA) detailing assay, impurity profile, and physical properties is provided with every shipment to guarantee traceability and compliance.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). This material is hygroscopic (moisture-sensitive) and should be kept under an inert atmosphere or in a desiccator after opening to prevent degradation. Keep away from strong acids and organic solvents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (Tin content)	≥ 38.0 %
Purity (HPLC)	≥ 98.0 %
Water Content (KF)	≤ 1.0 %
Chloride (Cl)	≤ 100 ppm
Sulfate (SO4)	≤ 200 ppm
Heavy Metals (as Pb)	≤ 20 ppm

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