1,2-Dibromo-4,5-dimethylbenzene
1,2-Dibromo-4,5-dimethylbenzene (CAS: 24932-48-7) is a halogenated aromatic hydrocarbon with the molecular formula C8H8Br2 and a molecular weight of 263.96 g/mol. This compound serves as a valuable building block in organic synthesis, particularly within chemical research and development. Its dibrominated structure offers specific reactivity for creating more complex molecules, making it a key intermediate for various chemical applications.
- IUPAC
- 4,5-Dibromo-o-xylene
- Synonyms
- 24932-48-7C8H8Br24,5-Dibromo-o-xylene

Organic Synthesis Intermediate
Utilised as a foundational component in the synthesis of complex organic molecules. Its two bromine atoms provide reactive sites for further chemical modification and elaboration in multi-step synthetic pathways.
Research and Development
Employed in laboratory settings for exploring novel chemical reactions and developing new compounds. Researchers leverage its structure to investigate structure-activity relationships and design target molecules.
Building Block Chemistry
Serves as a versatile building block in the field of aryl chemistry. It is instrumental in constructing substituted aromatic systems for materials science and pharmaceutical research.
| Molecular weight | 263.96 |
|---|---|
| Empirical formula | C8H8Br2 |
| Assay | 97% |
| Melting point | 85-89 °C(lit.) |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
- H413May cause long-lasting harmful effects to aquatic life
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-36/37 |
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 1,2-Dibromo-4,5-dimethylbenzene used for?
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1,2-Dibromo-4,5-dimethylbenzene is primarily used as a building block and intermediate in organic synthesis and chemical research and development.
What are the CAS number and formula for 1,2-Dibromo-4,5-dimethylbenzene?
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The CAS number is 24932-48-7, and the empirical formula is C8H8Br2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 1,2-Dibromo-4,5-dimethylbenzene with an assay of 97%. This product is not intended for pharmaceutical, human, or animal use and is not certified as USP, BP, or EP grade.
How should 1,2-Dibromo-4,5-dimethylbenzene be handled?
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Handle with appropriate personal protective equipment, including a dust mask (N95 US type recommended), eyeshields, and gloves. Ensure adequate ventilation. Avoid breathing dust and contact with skin and eyes, as it can cause skin irritation (H315), eye irritation (H319), and respiratory irritation (H335).
Is 1,2-Dibromo-4,5-dimethylbenzene supplied internationally?
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Yes, Tech Serve Solutions, established in 1998, is a specialist global supplier and exporter of fine chemicals, pharmaceutical intermediates, and laboratory reagents.
How can I request a sample or quote for 1,2-Dibromo-4,5-dimethylbenzene?
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Please contact our sales team via the website or direct inquiry to request a sample or a formal quotation for 1,2-Dibromo-4,5-dimethylbenzene.
What are the main hazards associated with 1,2-Dibromo-4,5-dimethylbenzene?
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This compound is classified with GHS07 symbol and a 'Warning' signal word. It carries hazard statements H315 (Causes skin irritation), H319 (Causes serious eye irritation), H335 (May cause respiratory irritation), and H413 (May cause long lasting harmful effects to aquatic life). It is classified as Xi (Irritant) in Europe.
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