Tin(II) acetate
Tin(II) acetate (CAS: 638-39-1, Formula: Sn(CH3CO2)2) is a chemical compound with a molecular weight of 236.80 g/mol. This tin(II) salt of acetic acid is a white solid widely utilised as a precursor in materials science and chemical synthesis. Its applications include acting as a catalyst in polymerisation processes, a reactant for nanoparticle synthesis, and a tin source for developing catalysts and electroplating materials.
- IUPAC
- Stannous acetate,Tin acetate,Tin diacetate

Polymerisation Catalyst
Tin(II) acetate serves to enhance the rate of thermal depolymerization of poly(lactic acid) fibres, contributing to efficient polymer processing and recycling.
Nanoparticle Synthesis
It acts as a reactant in the synthesis of bimetallic nanoparticles, such as Sn-Cu, which are valuable in various advanced material applications.
Electroplating Precursor
The compound is used in the preparation of tin anodes via organic electroplating, a critical process for developing thin-film batteries.
Catalyst Preparation
Tin(II) acetate functions as a tin source for preparing high surface area tin oxide catalysts, essential for numerous industrial catalytic processes.
| Molecular weight | 236.80 |
|---|---|
| Linear formula | Sn(CH3CO2)2 |
| Form | solid |
| Application | • Enhances the rate of thermal depolymerization of poly(lactic acid) fibers1• Reactant for the synthesis of Sn-Cu bimetallic nanoparticles2• used in in preparation of tin anode by organic electroplating for rechargeable thin-film batteries3• Used as tin source for preparation of high surface area tin oxide catalysts4 |
| Melting point | 180-182 °C(lit.) |

Hazard statements
- H302Harmful if swallowed
- H312Harmful in contact with skin
- H332Harmful if inhaled
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Transport (UN / ADR) | UN 3146 6.1 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 20/21/22 |
| Safety statements (S) | 36 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Tin(II) acetate used for?
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Tin(II) acetate is used to enhance thermal depolymerization of poly(lactic acid) fibres, synthesise Sn-Cu bimetallic nanoparticles, prepare tin anodes for rechargeable thin-film batteries, and as a tin source for tin oxide catalysts.
What is the CAS number and chemical formula for Tin(II) acetate?
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The CAS number is 638-39-1 and the chemical formula is Sn(CH3CO2)2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Tin(II) acetate as a technical grade material. We do not represent it as USP, BP, or EP grade.
How should Tin(II) acetate be handled?
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Tin(II) acetate is harmful if swallowed, in contact with skin, or if inhaled (H302, H312, H332). Handle with appropriate personal protective equipment including eyeshields, gloves, and a dust mask type N95 (US). Ensure adequate ventilation.
How is Tin(II) acetate packed and shipped?
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Tin(II) acetate is shipped as a UN 3146 substance, classified under hazard class 6.1 with packing group III. TSS exports globally.
How can I request a sample or quote for Tin(II) acetate?
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Please contact our sales team via the website or telephone to request a sample or a quotation for Tin(II) acetate.
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