2,4-Dibromoquinoline
2,4-Dibromoquinoline (CAS: 20151-40-0) is a halogenated heterocyclic organic compound with the molecular formula C9H5Br2N and a molecular weight of 286.95 g/mol. This versatile building block is primarily utilised in chemical synthesis. Its dibromoquinoline structure makes it a valuable intermediate for introducing the quinoline core into more complex molecules. Tech Serve Solutions supplies 2,4-Dibromoquinoline with an assay of 97% for research and development purposes.
- Synonyms
- C9H5Br2N

Chemical Synthesis Intermediate
2,4-Dibromoquinoline serves as a key intermediate in organic synthesis, particularly for the construction of more complex heterocyclic systems. Its reactive bromine atoms allow for diverse functionalisation through various coupling reactions.
Building Block for Novel Compounds
As a halogenated quinoline derivative, it is employed in the development of novel chemical entities. These can include pharmaceuticals, agrochemicals, or materials science applications where the quinoline scaffold is of interest.
Research and Development
This compound is supplied for laboratory research and development, enabling chemists to explore new synthetic routes and discover molecules with potential biological or material properties.
| Molecular weight | 286.95 |
|---|---|
| Empirical formula | C9H5Br2N |
| Assay | 97% |
| Melting point | 92-94 °C |


Hazard statements
- H301Toxic if swallowed
- H315Causes skin irritation
- H318Causes serious eye damage
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P280Wear protective gloves, clothing and eye/face protection
- P301IF SWALLOWED
- P305IF IN EYES
| Protective equipment | Eyeshields, Faceshields, Gloves, type P2 (EN 143) respirator cartridges |
|---|---|
| Transport (UN / ADR) | UN 2811 6.1 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | T |
| Risk statements (R) | 25-37/38-41 |
| Safety statements (S) | 26-39-45 |
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 2,4-Dibromoquinoline primarily used for?
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2,4-Dibromoquinoline is primarily used as a versatile building block and intermediate in organic chemical synthesis for creating more complex molecules, particularly those containing the quinoline heterocyclic core.
What are the CAS number and molecular formula for 2,4-Dibromoquinoline?
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The CAS number for 2,4-Dibromoquinoline is 20151-40-0, and its molecular formula is C9H5Br2N.
What grade and purity does Tech Serve Solutions supply for 2,4-Dibromoquinoline?
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Tech Serve Solutions supplies 2,4-Dibromoquinoline with a minimum assay of 97%. This product is intended for research and laboratory use, and TSS does not represent it as USP, BP, EP, or any other pharmacopoeia grade.
What are the key safety considerations when handling 2,4-Dibromoquinoline?
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2,4-Dibromoquinoline is classified as Danger, with hazards including toxicity if swallowed (H301), skin irritation (H315), serious eye damage (H318), and respiratory irritation (H335). Appropriate personal protective equipment, including eyeshields, face shields, gloves, and a P2 respirator, is essential. Handle in a well-ventilated area.
How is 2,4-Dibromoquinoline packed and shipped?
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2,4-Dibromoquinoline is shipped according to UN 2811, Hazard Class 6.1, Packing Group III regulations, reflecting its hazardous nature. Specific packaging details are available upon request.
How can I request a sample or quote for 2,4-Dibromoquinoline?
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To request a sample or a quotation for 2,4-Dibromoquinoline, please contact our sales department via the website or by telephone, providing your specific requirements.
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