1-Bromo-3-chlorobenzene
1-Bromo-3-chlorobenzene (CAS: 108-37-2), a halogenated aromatic hydrocarbon with the formula BrC6H4Cl and a molecular weight of 191.45 g/mol, is a versatile organic building block. This compound serves as a key intermediate in chemical synthesis, particularly in the preparation of more complex molecules within the pharmaceutical and agrochemical industries. Its defined structure allows for precise chemical modifications.

Organic Synthesis Intermediate
1-Bromo-3-chlorobenzene is utilised as a fundamental building block in complex organic synthesis pathways. It is employed in reactions to introduce specific halogenated phenyl moieties into target molecules.
Pharmaceutical Research and Development
This compound finds application in the research and development of novel pharmaceutical agents. Its structure can be incorporated into potential drug candidates for various therapeutic areas.
Agrochemical Synthesis
The chemical properties of 1-Bromo-3-chlorobenzene make it a useful precursor in the synthesis of certain agrochemicals. It can be a component in the development of new pesticides or herbicides.
| Molecular weight | 191.45 |
|---|---|
| Linear formula | BrC6H4Cl |
| Assay | 99% |
| Boiling point | 196 °C(lit.) |
| Density | 1.63 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.576(lit.) |

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 | 80 °C / 176 °F |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-36 |
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-chlorobenzene used for?
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1-Bromo-3-chlorobenzene is primarily used as an intermediate in organic synthesis, particularly for the development of pharmaceuticals and agrochemicals.
What is the CAS number and chemical formula for 1-Bromo-3-chlorobenzene?
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The CAS number for 1-Bromo-3-chlorobenzene is 108-37-2, and its chemical formula is BrC6H4Cl.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 1-Bromo-3-chlorobenzene with a minimum assay of 99%. This product is suitable for research and general chemical synthesis; TSS does not represent it as USP, BP, or EP grade.
How should 1-Bromo-3-chlorobenzene be handled safely?
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1-Bromo-3-chlorobenzene is a warning-hazardous substance that causes skin irritation (H315), serious eye irritation (H319), and may cause respiratory irritation (H335). Always use appropriate personal protective equipment, including eyeshields and gloves, and ensure adequate ventilation. Refer to the Safety Data Sheet for full handling instructions.
How is 1-Bromo-3-chlorobenzene packaged and shipped?
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1-Bromo-3-chlorobenzene is securely packaged in compliance with international shipping regulations. TSS exports this chemical globally to meet the needs of research institutions and industrial clients.
How can I request a quote or sample for 1-Bromo-3-chlorobenzene?
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To request a quote or a sample of 1-Bromo-3-chlorobenzene, please contact our sales department through the website or by direct inquiry, providing your specific requirements.
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