Antimony(III) butoxide solution
Antimony(III) butoxide solution (CAS: 2155-74-0; Formula: Sb(OC4H9)3) is a chemical reagent supplied by Tech Serve Solutions. This organometallic compound, with a molecular weight of 341.10 g/mol, is primarily utilised in materials science and micro/nanoelectronics. It serves as a key reagent in formation studies of poly(ethylene terephthalate), finding application in solution deposition precursor roles.

Poly(ethylene terephthalate) (PET) Formation Studies
Antimony(III) butoxide solution is a crucial reagent employed in the investigation of poly(ethylene terephthalate) formation processes. Its role facilitates detailed studies into the polymerisation mechanisms.
Materials Science
Within materials science, this compound functions as a precursor in solution deposition techniques. Its properties make it suitable for applications requiring precise material layering and film formation.
Micro/Nanoelectronics
In the field of micro and nanoelectronics, Antimony(III) butoxide solution may be used as a precursor material. Its application can contribute to the development of advanced electronic components through specialised deposition methods.
| Molecular weight | 341.10 |
|---|---|
| Linear formula | Sb(OC4H9)3 |
| Density | 1.225 g/mL at 25 °C |
| Refractive index | n20/D 1.48 |
| Concentration | 65 wt. % in toluene |
| Vapour pressure | 1.1 mmHg (54.4 °C) |
| Application | Reagent used in formation studies of poly(ethylene terephthalate).1,2 |





Hazard statements
- H226Flammable liquid and vapour
- H302Harmful if swallowed
- H304May be fatal if swallowed and enters airways
- H315Causes skin irritation
- H318Causes serious eye damage
- H335May cause respiratory irritation
- H361D
- H373May cause damage to organs through prolonged exposure
- H411Toxic to aquatic life with long-lasting effects
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P273Avoid release to the environment
- P280Wear protective gloves, clothing and eye/face protection
- P301IF SWALLOWED
- P305IF IN EYES
- P331Do NOT induce vomiting
| Protective equipment | Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 32 °C / 89.6 °F |
| Transport (UN / ADR) | UN 1993BF 3 / PGII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn,N |
| Risk statements (R) | 63-10-20/22-37/38-41-48/20-51/53-65 |
| Safety statements (S) | 26-36/37/39-61-62 |
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 Antimony(III) butoxide solution used for?
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Antimony(III) butoxide solution is primarily used as a reagent in formation studies of poly(ethylene terephthalate) and in materials science and micro/nanoelectronics as a solution deposition precursor.
What is the CAS number and chemical formula for Antimony(III) butoxide solution?
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The CAS number for Antimony(III) butoxide solution is 2155-74-0, and its chemical formula is Sb(OC4H9)3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Antimony(III) butoxide solution as a 65 wt. % solution in toluene. We do not represent this product as USP, BP, or EP grade.
What are the primary safety concerns when handling Antimony(III) butoxide solution?
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Antimony(III) butoxide solution is a flammable liquid and vapour (H226), harmful if swallowed or inhaled (H302 + H332), may be fatal if swallowed or enters airways (H304), causes skin irritation (H315), serious eye damage (H318), and may cause respiratory irritation (H335). It may also cause drowsiness or dizziness (H336), is suspected of damaging fertility or the unborn child (H361d), may cause damage to organs through prolonged or repeated exposure (H373), and is toxic to aquatic life with long lasting effects (H411). Appropriate PPE, including eyeshields, face shields, gloves, and a suitable respirator, must be used.
How is Antimony(III) butoxide solution packed, shipped, and exported?
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Antimony(III) butoxide solution is classified under UN 1993, BF 3 / PGII, indicating specific packaging and transport regulations. Tech Serve Solutions exports chemicals globally, adhering to all relevant international shipping standards.
How can I request a sample or quote for Antimony(III) butoxide solution?
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To request a sample or a quote for Antimony(III) butoxide solution, please contact our sales team through the website or by phone.
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