3-Bromooxetane
3-Bromooxetane (CAS: 39267-79-3; Formula: C3H5BrO) is a halogenated heterocyclic compound with a molecular weight of 136.98 g/mol. This oxetane derivative serves as a valuable building block in organic synthesis, particularly for introducing the oxetane moiety into more complex molecules. It is widely employed in the development of novel pharmaceuticals and agrochemicals due to the unique properties conferred by the oxetane ring.

Pharmaceutical Intermediate
3-Bromooxetane is a key intermediate in the synthesis of various active pharmaceutical ingredients (APIs). Its structure allows for versatile functionalization, making it useful in drug discovery and development for creating novel therapeutic agents.
Agrochemical Synthesis
This compound is utilized in the development of new pesticides, herbicides, and fungicides. The incorporation of the oxetane ring can enhance the efficacy and modify the properties of agrochemical products.
Organic Synthesis Reagent
As a functionalized heterocyclic building block, 3-Bromooxetane is employed in a wide range of organic transformations. It facilitates the construction of complex molecular architectures through various coupling and substitution reactions.
Material Science
The oxetane framework can be incorporated into polymers and other advanced materials, potentially imparting unique thermal or mechanical properties. Research in this area explores its use in novel material development.
| Molecular weight | 136.98 |
|---|---|
| Empirical formula | C3H5BrO |
| Assay | 95% |
| Density | 1.651 g/mL at 25 °C |
| Refractive index | n20/D 1.484 |
| Storage temperature | −20°C |


Hazard statements
- H226Flammable liquid and vapour
- H302Harmful if swallowed
- H319Causes serious eye irritation
Precautionary statements
- P305IF IN EYES
| Flash point | 42 °C / 107.6 °F |
|---|---|
| Transport (UN / ADR) | UN 1993C 3 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 10-22-36 |
| Safety statements (S) | 26 |
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 3-Bromooxetane used for?
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3-Bromooxetane is primarily used as a building block in organic synthesis, particularly in the development of pharmaceuticals and agrochemicals, and in material science research.
What is the CAS number and molecular formula for 3-Bromooxetane?
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The CAS number for 3-Bromooxetane is 39267-79-3, and its molecular formula is C3H5BrO.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 3-Bromooxetane with a purity of 95% assay. This product is intended for research and chemical synthesis purposes and is not supplied as USP, BP, EP, or pharmacopoeia grade.
How should 3-Bromooxetane be handled and stored safely?
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3-Bromooxetane is a flammable liquid and vapour (H226) and is harmful if swallowed (H302) and causes serious eye irritation (H319). It should be handled in a well-ventilated area away from ignition sources and stored at -20°C.
Does TSS export 3-Bromooxetane globally?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, including 3-Bromooxetane.
How can I request a quote or sample for 3-Bromooxetane?
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To request a quote or sample of 3-Bromooxetane, please contact our sales team through the website or by phone, providing your specific requirements.
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