11-Bromo-1-undecene
11-Bromo-1-undecene (CAS 7766-50-9) is a halogenated hydrocarbon and a valuable organic building block. With a molecular weight of 233.19 g/mol, this alkenyl compound serves as a versatile intermediate in chemical synthesis. Its structure, featuring both a terminal alkene and a bromoalkane functional group, allows for diverse reactivity in organic chemistry applications, facilitating the construction of more complex molecules.

Organic Synthesis Intermediate
Serves as a key building block in the synthesis of complex organic molecules. The presence of both an alkene and a bromoalkane allows for sequential or independent functionalization, enabling the creation of diverse molecular architectures.
Polymer Chemistry
Can be utilised in the development of specialty polymers. The terminal alkene can participate in polymerisation reactions, while the bromo group offers a site for post-polymerisation modification or chain termination.
Material Science Research
A useful reagent for researchers exploring novel materials. It can be incorporated into surface modification agents or used in the synthesis of functionalised monomers for advanced material applications.
| Molecular weight | 233.19 |
|---|---|
| Linear formula | Br(CH2)9CHCH2 |
| Assay | ≥95.0% (GC) |
| Boiling point | 149-150 °C/35 mmHg(lit.) |
| Density | 1.063 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.468(lit.)n20/D 1.468 |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | Eyeshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 113 °C / 235.4 °F |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| 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 11-Bromo-1-undecene primarily used for?
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11-Bromo-1-undecene is primarily used as a versatile intermediate and building block in organic synthesis, including applications in polymer chemistry and material science research.
What is the CAS number and molecular formula for 11-Bromo-1-undecene?
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The CAS number for 11-Bromo-1-undecene is 7766-50-9. Its linear formula is Br(CH2)9CHCH2, and its molecular weight is 233.19 g/mol.
What grade and purity does Tech Serve Solutions supply for 11-Bromo-1-undecene?
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Tech Serve Solutions supplies 11-Bromo-1-undecene with an assay of ≥95.0% (GC). We do not represent this product as USP, BP, or EP grade.
How should 11-Bromo-1-undecene be handled safely?
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11-Bromo-1-undecene is classified as a Warning under GHS, with hazards including skin irritation (H315), serious eye irritation (H319), and respiratory irritation (H335). Use appropriate personal protective equipment such as eyeshields, gloves, and a respirator with an ABEK cartridge. Ensure adequate ventilation and avoid breathing vapours.
How is 11-Bromo-1-undecene packed, shipped, and exported?
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11-Bromo-1-undecene is carefully packed to ensure safe transit and is available for global export by Tech Serve Solutions, adhering to all relevant shipping regulations for chemical substances.
How can I request a quote or sample of 11-Bromo-1-undecene?
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To request a quote or sample of 11-Bromo-1-undecene, please contact our sales team via the website or direct email, providing your specific requirements.
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