Trimethylboroxine
Trimethylboroxine (CAS: 823-96-1; Formula: C3H9B3O3; MW: 125.53) is a boronic acid derivative and organometallic reagent. It serves primarily as a derivatizing agent for gas-liquid chromatography (GLC) analysis, facilitating the detection and quantification of various compounds. Its specific chemical properties make it a useful tool in synthetic organic chemistry and analytical laboratories seeking precise analytical methods.

Derivatizing Agent for GLC Analysis
Trimethylboroxine is employed as a derivatizing agent in gas-liquid chromatography. It reacts with certain analytes to form more volatile or thermally stable derivatives, enhancing their detectability and improving separation efficiency during chromatographic analysis.
Chemical Synthesis Intermediate
As a boronic acid derivative, Trimethylboroxine can be utilised in various organic synthesis pathways. It may act as a building block or reagent in the formation of more complex organoboron compounds or other organic molecules.
Organometallic Reagent
This compound falls under the category of organometallic reagents. Its unique structure and reactivity profile make it suitable for specialised applications in organometallic chemistry and related research fields.
| Molecular weight | 125.53 |
|---|---|
| Empirical formula | C3H9B3O3 |
| Assay | 99% |
| Boiling point | 78-80 °C(lit.) |
| Density | 0.898 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.362(lit.) |
| Application | Derivatizing agent for GLC analysis. |
| Melting point | −38 °C(lit.) |


Hazard statements
- H225Highly flammable liquid and vapour
- H314Causes severe skin burns and eye damage
Precautionary statements
- P210Keep away from heat, sparks and open flames. No smoking
- P280Wear protective gloves, clothing and eye/face protection
- 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 | -9 °C / 15.8 °F |
| Transport (UN / ADR) | UN 2924 8(3) / PGII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | F,C |
| Risk statements (R) | 11-34 |
| Safety statements (S) | 9-16-26-33-36/37/39-45 |
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 Trimethylboroxine primarily used for?
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Trimethylboroxine (CAS: 823-96-1) is primarily used as a derivatizing agent for gas-liquid chromatography (GLC) analysis.
What are the CAS number and chemical formula for Trimethylboroxine?
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The CAS number for Trimethylboroxine is 823-96-1, and its empirical formula (Hill notation) is C3H9B3O3.
What grade and purity does Tech Serve Solutions supply for Trimethylboroxine?
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Tech Serve Solutions supplies Trimethylboroxine with an assay of 99%. This product is supplied for research and laboratory use and is not represented as USP, BP, EP, or other pharmacopoeia grades.
How should Trimethylboroxine be handled safely?
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Trimethylboroxine is a highly flammable liquid and vapour and causes severe skin burns and eye damage (H225-H314). Handle with extreme care, using appropriate personal protective equipment including gloves, goggles, and face shields, and work in a well-ventilated area. Ensure all ignition sources are removed.
Is Trimethylboroxine available for export?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals like Trimethylboroxine. Please contact us for export inquiries.
How can I request a quote or sample for Trimethylboroxine?
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To request a quote or a sample of Trimethylboroxine, please contact the Tech Serve Solutions sales team through our website or direct contact details, providing your specific requirements.
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