2-Methoxy-4,4,6-trimethyl-1,3,2-dioxaborinane
2-Methoxy-4,4,6-trimethyl-1,3,2-dioxaborinane (CAS 3208-69-3) is an organoboron compound with a molecular weight of 158.00 g/mol. This substance, often used in chemical synthesis, belongs to the class of boronic acids and their derivatives. Its properties, including a refractive index of n20/D 1.414 and a density of 0.963 g/mL at 25 °C, make it a valuable reagent in various synthetic organic chemistry applications.
- Synonyms
- 3,2-dioxaborinaneC7H15BO3

Organic Synthesis Reagent
Utilised as a building block or reagent in the synthesis of complex organic molecules. Its structure lends itself to participation in cross-coupling reactions and other transformations central to medicinal chemistry and materials science research.
Boron-Containing Compound Synthesis
Serves as a precursor for the preparation of other specialized organoboron compounds. These derivatives can exhibit unique reactivity profiles, enabling novel synthetic pathways.
Research and Development
Employed in academic and industrial research laboratories for exploring new chemical reactions and developing novel compounds. Its specific chemical properties are leveraged in advanced chemical studies.
| Molecular weight | 158.00 |
|---|---|
| Empirical formula | C7H15BO3 |
| Density | 0.963 g/mL at 25 °C |
| Refractive index | n20/D 1.414 |


Hazard statements
- H226Flammable liquid and vapour
- H318Causes serious eye damage
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
| Protective equipment | Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 47 °C / 116.6 °F |
| Transport (UN / ADR) | UN 1993C 3 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 10-41 |
| Safety statements (S) | 26-39 |
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 2-Methoxy-4,4,6-trimethyl-1,3,2-dioxaborinane used for?
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2-Methoxy-4,4,6-trimethyl-1,3,2-dioxaborinane is primarily used as a reagent in organic synthesis and for the preparation of other boron-containing compounds in research and development settings.
What are the CAS number and formula for this chemical?
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The CAS number is 3208-69-3, and the empirical formula (Hill notation) is C7H15BO3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this chemical as a technical or research grade material. We do not represent it as meeting USP, BP, EP, or pharmacopoeia standards.
How should 2-Methoxy-4,4,6-trimethyl-1,3,2-dioxaborinane be handled safely?
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This compound is flammable (H226) and causes serious eye damage (H318). Handle with appropriate personal protective equipment, including eyeshields, gloves, and a suitable respirator. Store in a well-ventilated area away from ignition sources.
How is this chemical typically packed and exported?
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Tech Serve Solutions packs and exports chemicals according to international shipping regulations, ensuring safe transit. Specific packaging details are available upon request, subject to regulatory compliance.
How can I request a sample or quote?
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To request a sample or a quotation, please use the contact form on our website or reach out to our sales team directly with your inquiry details.
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