2-Bromo-9,9-dimethylfluorene
2-Bromo-9,9-dimethylfluorene (CAS 28320-31-2) is an organic compound with the molecular formula C15H13Br and a molecular weight of 273.17 g/mol. This brominated fluorene derivative serves as a crucial synthetic intermediate. It is particularly recognised for its utility in the development of organic light-emitting diode (OLED) materials, facilitating the creation of devices with efficient deep blue emission characteristics. It is supplied at 97% purity.
- Synonyms
- C15H13Br

OLED Material Synthesis
This compound is a key precursor in the synthesis of advanced materials for Organic Light-Emitting Diodes (OLEDs). Its structure is instrumental in achieving efficient deep blue light emission, a critical component for display and lighting technologies.
Organic Electronics
As a versatile intermediate, it finds application in the broader field of organic electronics. Its derivatives can be engineered to possess specific electronic and photophysical properties suitable for various optoelectronic devices.
Synthetic Intermediates
It acts as a valuable building block in multi-step organic syntheses. The bromine atom provides a reactive site for further functionalisation, enabling the construction of complex organic molecules.
| Molecular weight | 273.17 |
|---|---|
| Empirical formula | C15H13Br |
| Assay | 97% |
| Application | This material is a popular synthetic precursor for OLED materials1 to make devices that efficiently emit a deep blue color.1,2 |
| Melting point | 57-62 °C |

Hazard statements
- H411Toxic to aquatic life with long-lasting effects
Precautionary statements
- P273Avoid release to the environment
| Transport (UN / ADR) | UN 3077 9 / PGIII |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | N |
| Risk statements (R) | 51/53 |
| Safety statements (S) | 61 |
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-Bromo-9,9-dimethylfluorene used for?
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2-Bromo-9,9-dimethylfluorene is primarily used as a synthetic precursor for OLED materials, enabling the development of devices that emit deep blue light. It also serves as an intermediate in organic electronics and general organic synthesis.
What are the CAS number and molecular formula?
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The CAS number for 2-Bromo-9,9-dimethylfluorene is 28320-31-2, and its molecular formula is C15H13Br.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2-Bromo-9,9-dimethylfluorene with a purity of 97%. We do not represent this product as meeting USP, BP, or EP pharmacopoeia standards.
How should 2-Bromo-9,9-dimethylfluorene be handled?
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2-Bromo-9,9-dimethylfluorene is classified as harmful to aquatic life with long-lasting effects (H411). Avoid release to the environment (P273). Handle with appropriate personal protective equipment in a well-ventilated area.
How is this chemical packed and shipped?
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This chemical is packed and exported in compliance with international regulations. Specific packaging details are available upon request, adhering to UN 3077, Class 9, PGIII transport requirements.
How can I request a sample or quote?
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To request a sample or a quotation for 2-Bromo-9,9-dimethylfluorene, please contact our sales team through the website or by direct enquiry, providing your specific requirements.
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