Butyltin tris(2-ethylhexanoate)
Butyltin tris(2-ethylhexanoate) (CAS 23850-94-4), with the molecular formula [CH3(CH2)3CH(C2H5)CO2]3Sn(CH2)3CH3 and a molecular weight of 605.43, is an organotin compound. It finds application as a catalyst and stabiliser in various chemical synthesis processes. Its properties make it suitable for specific industrial applications requiring organometallic reagents.
![Butyltin tris(2-ethylhexanoate) ([CH3(CH2)3CH(C2H5)CO2]3Sn(CH2)3CH3) — chemical structure, CAS 23850-94-4; Chemistry, fine chemical supplied by Tech Serve Solutions](/_next/image?url=https%3A%2F%2Fpub-f4d920c906024441a773a96f7098e551.r2.dev%2Fimages%2Fproducts%2F23850-94-4.png&w=3840&q=75)
Catalysis in Chemical Synthesis
Butyltin tris(2-ethylhexanoate) acts as a catalyst in organic reactions, facilitating esterification, transesterification, and polymerisation processes. Its organometallic nature enables it to effectively promote these transformations.
Stabiliser in Polymer Formulations
This compound can be utilised as a stabiliser in certain polymer systems, particularly in PVC applications, to enhance thermal stability and processing characteristics. It helps to prevent degradation during manufacturing and use.
Intermediate in Organometallic Chemistry
It serves as a valuable intermediate in the synthesis of other organotin compounds and complex organometallic structures. Researchers and chemists use it for developing novel materials and chemical entities.
| Molecular weight | 605.43 |
|---|---|
| Linear formula | [CH3(CH2)3CH(C2H5)CO2]3Sn(CH2)3CH3 |
| Assay | 95% |
| Density | 1.105 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.465(lit.) |

Hazard statements
- H301Toxic if swallowed
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P280Wear protective gloves, clothing and eye/face protection
- P301IF SWALLOWED
- P305IF IN EYES
- P311Call a POISON CENTER or doctor
| Protective equipment | Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 113 °C / 235.4 °F |
| Transport (UN / ADR) | UN 2788 6.1 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | T |
| Risk statements (R) | 23/24/25-36/37/38 |
| Safety statements (S) | 26-28-36/37/39-45 |
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 Butyltin tris(2-ethylhexanoate) primarily used for?
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Butyltin tris(2-ethylhexanoate) is primarily used as a catalyst in chemical synthesis, for example in esterification and polymerisation reactions, and as a stabiliser in polymer formulations.
What is the CAS number and chemical formula for Butyltin tris(2-ethylhexanoate)?
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The CAS number is 23850-94-4, and the chemical formula is [CH3(CH2)3CH(C2H5)CO2]3Sn(CH2)3CH3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Butyltin tris(2-ethylhexanoate) at an assay of 95%. This is a technical grade product and is not represented as USP, BP, EP, or any other pharmacopoeia grade.
How should Butyltin tris(2-ethylhexanoate) be handled safely?
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Handling requires caution due to its toxic nature. It is harmful if swallowed, in contact with skin, or if inhaled, and causes skin and serious eye irritation, and may cause respiratory irritation. Always use appropriate personal protective equipment, including eyeshields, face shields, gloves, and a suitable respirator, and ensure adequate ventilation. Refer to the Safety Data Sheet for detailed guidance.
Is Butyltin tris(2-ethylhexanoate) shipped internationally?
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Yes, Tech Serve Solutions exports and supplies Butyltin tris(2-ethylhexanoate) globally to meet the needs of research institutions and industrial partners worldwide.
How can I request a sample or a quote for Butyltin tris(2-ethylhexanoate)?
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To request a sample or a quote, please contact our sales team through the website or by phone, providing your specific requirements.
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