1-Bromo-3-(1,1-difluoroethyl)benzene
1-Bromo-3-(1,1-difluoroethyl)benzene (CAS: 445303-70-8; C8H7BrF2) is a fluorinated aromatic compound with a molecular weight of 221.04 g/mol. Supplied by Tech Serve Solutions at 95% purity, this chemical serves as a valuable building block in organic synthesis. Its structure, featuring both a bromine atom and a difluoroethyl group on a benzene ring, allows for diverse chemical transformations, making it useful in the development of novel materials and pharmaceutical intermediates.
- Synonyms
- C8H7BrF2

Organic Synthesis Intermediate
This compound is utilized as a key intermediate in multi-step organic synthesis pathways. The presence of the bromo and difluoroethyl functionalities enables targeted reactions for the construction of more complex molecules.
Fluorinated Building Block
As a fluorinated building block, 1-Bromo-3-(1,1-difluoroethyl)benzene is employed in the introduction of specific fluorinated motifs into organic structures. This is crucial for modifying the properties of target compounds in fields such as medicinal chemistry and materials science.
Research and Development
Researchers in academic and industrial settings can use this chemical for exploring new synthetic methodologies and developing novel chemical entities. Its unique structural features offer potential for innovation in various chemical research areas.
| Molecular weight | 221.04 |
|---|---|
| Empirical formula | C8H7BrF2 |
| Assay | 95% |
| Density | 1.500 g/L at 25 °C |
| Refractive index | n20/D 1.504 |


Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
- H411Toxic to aquatic life with long-lasting effects
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P273Avoid release to the environment
- P305IF IN EYES
| Flash point | 87 °C / 188.6 °F |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi,N |
| Risk statements (R) | 36/37/38-51/53 |
| Safety statements (S) | 26-61 |
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 1-Bromo-3-(1,1-difluoroethyl)benzene used for?
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1-Bromo-3-(1,1-difluoroethyl)benzene is primarily used as an intermediate in organic synthesis and as a fluorinated building block for creating more complex molecules, particularly in research and development.
What are the CAS number and formula for 1-Bromo-3-(1,1-difluoroethyl)benzene?
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The CAS number for 1-Bromo-3-(1,1-difluoroethyl)benzene is 445303-70-8, and its empirical formula (Hill notation) is C8H7BrF2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 1-Bromo-3-(1,1-difluoroethyl)benzene at a minimum purity of 95% (assay). This product is not intended for pharmaceutical, food, or diagnostic applications.
How should 1-Bromo-3-(1,1-difluoroethyl)benzene be handled?
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1-Bromo-3-(1,1-difluoroethyl)benzene is classified as a warning substance that causes skin irritation (H315), serious eye irritation (H319), and may cause respiratory irritation (H335). It is also toxic to aquatic life with long-lasting effects (H411). Handle with appropriate personal protective equipment in a well-ventilated area. Avoid release to the environment. In case of contact with eyes, rinse cautiously with water for several minutes (P305 + P351 + P338).
Is 1-Bromo-3-(1,1-difluoroethyl)benzene a controlled substance?
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Based on the provided data, 1-Bromo-3-(1,1-difluoroethyl)benzene is not indicated as a controlled substance.
How is this chemical packed, shipped, or exported?
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Tech Serve Solutions expertly packs and ships fine chemicals globally. For specific packaging, shipping, or export details regarding 1-Bromo-3-(1,1-difluoroethyl)benzene, please contact our sales team.
How can I request a sample or quote for 1-Bromo-3-(1,1-difluoroethyl)benzene?
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To request a sample or a quotation for 1-Bromo-3-(1,1-difluoroethyl)benzene, please use the enquiry form on our website or contact our dedicated sales representatives.
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