Dibutyltin diacetate
Dibutyltin diacetate (CAS: 1067-33-0) is an organotin compound with the linear formula (CH3CH2CH2CH2)2Sn(OCOCH3)2 and a molecular weight of 351.03. As a technical grade chemical, it serves as a versatile intermediate and catalyst in various chemical synthesis processes, particularly in organometallic chemistry. Its properties make it valuable in industrial applications requiring tin-based catalysis.
- IUPAC
- Diacetoxydibutyltin
- Synonyms
- Diacetoxydibutyltin
Catalysis in Polymerization
Dibutyltin diacetate is employed as a catalyst in the production of silicone polymers and polyurethanes, facilitating cross-linking reactions and curing processes.
Chemical Synthesis Intermediate
It acts as a key intermediate in the synthesis of other organotin compounds and specialty chemicals, leveraging its reactive tin-carbon and tin-oxygen bonds.
Stabiliser in PVC Formulations
Organotin compounds, including dibytyltin diacetate, have been historically used as heat stabilizers in polyvinyl chloride (PVC) processing to prevent degradation.
| Molecular weight | 351.03 |
|---|---|
| Linear formula | (CH3CH2CH2CH2)2Sn(OCOCH3)2 |
| Grade | technical grade |
| Boiling point | 142-145 °C/10 mmHg(lit.) |
| Density | 1.32 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.471(lit.) |
| Vapour pressure | 1.3 mmHg (25 °C) |
| Melting point | 7-10 °C(lit.) |
| Vapour density | 12 (vs air) |
Hazard statements
- H300Fatal if swallowed
- H314Causes severe skin burns and eye damage
- H400Very toxic to aquatic life
Precautionary statements
- P264Wash thoroughly after handling
- P273Avoid release to the environment
- P280Wear protective gloves, clothing and eye/face protection
- P301IF SWALLOWED
- P305IF IN EYES
- P310Immediately call a POISON CENTER or doctor
| Protective equipment | Faceshields, full-face respirator (US), Gloves, Goggles, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 105 °C / 221 °F |
| Transport (UN / ADR) | UN 2922 8/PG 2 |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | T |
| Risk statements (R) | 25-34 |
| Safety statements (S) | 26-36/37/39-45 |
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 Dibutyltin diacetate used for?
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Dibutyltin diacetate is primarily used as a catalyst in the production of polymers such as silicones and polyurethanes, and as an intermediate in chemical synthesis.
What is the CAS number and formula for Dibutyltin diacetate?
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The CAS number is 1067-33-0 and the linear formula is (CH3CH2CH2CH2)2Sn(OCOCH3)2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Dibutyltin diacetate in technical grade. We do not represent this product as USP, BP, or EP grade.
How should Dibutyltin diacetate be handled safely?
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Dibutyltin diacetate is a corrosive substance that is toxic if swallowed and harmful to aquatic life. Handle with extreme care using appropriate personal protective equipment including gloves, goggles, and respiratory protection. Ensure adequate ventilation and avoid release into the environment.
How is Dibutyltin diacetate packed, shipped, and exported?
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Dibutyltin diacetate is carefully packed according to international shipping regulations for hazardous materials. Tech Serve Solutions offers global export services for this chemical.
How can I request a quote or sample of Dibutyltin diacetate?
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To request a quote or a sample, please contact our sales team through the website or by phone, providing your specific requirements and shipping details.
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