3-Bromobenzaldehyde
3-Bromobenzaldehyde (CAS: 3132-99-8, BrC6H4CHO) is a versatile organic compound with a molecular weight of 185.02 g/mol. It functions as a valuable building block and intermediate in organic synthesis, particularly within the pharmaceutical and fine chemical industries. Its aldehyde and bromo functionalities allow for a range of chemical transformations, making it a key component in the construction of more complex molecular architectures.

Pharmaceutical Intermediate
Used in the synthesis of active pharmaceutical ingredients (APIs) and drug candidates. The presence of both an aldehyde and a bromine atom facilitates diverse coupling and derivatisation reactions crucial for medicinal chemistry.
Organic Synthesis Building Block
Serves as a fundamental starting material for creating complex organic molecules. It is employed in research and development for the construction of novel compounds and materials.
Agrochemical Development
Contributes to the synthesis pathways of certain agrochemical compounds. Its structure allows for modification to achieve desired properties in crop protection agents.
Specialty Chemical Production
Incorporated into the manufacturing processes of various specialty chemicals where its specific reactivity is required for targeted molecular design.
| Molecular weight | 185.02 |
|---|---|
| Linear formula | BrC6H4CHO |
| Assay | 97% |
| Boiling point | 233-236 °C(lit.) |
| Density | 1.587 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.593(lit.) |
| Melting point | 18-21 °C(lit.) |

Hazard statements
- H302Harmful if swallowed
- 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, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 96 °C / 204.8 °F |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22-36/37/38 |
| 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 3-Bromobenzaldehyde used for?
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3-Bromobenzaldehyde is primarily used as a building block in organic synthesis, particularly for pharmaceuticals, agrochemicals, and other specialty chemical production. Its reactive aldehyde and bromine groups allow for diverse chemical transformations.
What are the CAS number and chemical formula for 3-Bromobenzaldehyde?
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The CAS number for 3-Bromobenzaldehyde is 3132-99-8, and its chemical formula is BrC6H4CHO.
What grade and purity does Tech Serve Solutions supply for 3-Bromobenzaldehyde?
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Tech Serve Solutions supplies 3-Bromobenzaldehyde with an assay of 97%. This product is typically considered a technical or research grade material and is not represented as USP, BP, or EP grade.
How should 3-Bromobenzaldehyde be handled safely?
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3-Bromobenzaldehyde is classified with warning signal words and hazard statements including H302 (Harmful if swallowed), H315 (Causes skin irritation), H319 (Causes serious eye irritation), and H335 (May cause respiratory irritation). Appropriate personal protective equipment such as eyeshields, gloves, and a suitable respirator should be used. Handle in a well-ventilated area.
Is 3-Bromobenzaldehyde suitable for export and international shipping?
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Yes, Tech Serve Solutions specialises in the global supply and export of fine chemicals, including 3-Bromobenzaldehyde. We adhere to international shipping regulations.
How can I request a quote or sample for 3-Bromobenzaldehyde?
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To request a quote or a sample of 3-Bromobenzaldehyde, please contact our sales department through the website or by phone. Details for sample requests and quotes are available on our contact page.
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