4-(Dimethylamino)pyridine tribromide
4-(Dimethylamino)pyridine tribromide (CAS 92976-81-3), with the formula C7H10N2 · HBr · Br2 and a molecular weight of 362.89 g/mol, is a valuable reagent in organic synthesis. This compound primarily functions as a mild brominating agent, facilitating the introduction of bromine atoms into organic molecules. It is supplied by Tech Serve Solutions with an assay of 97%, suitable for various chemical synthesis and research applications.
- IUPAC
- 4-(Dimethylamino)pyridine hydrobromide perbromide
- Synonyms
- 4-(Dimethylamino)pyridine hydrobromide perbromide

Brominating Agent
4-(Dimethylamino)pyridine tribromide serves as an effective reagent for bromination reactions. Its mild nature allows for controlled introduction of bromine atoms into sensitive organic substrates.
C-X Bond Formation
This compound is utilised in the formation of carbon-halogen (C-X) bonds, specifically through bromination processes. It is a key reagent for synthetic pathways requiring regioselective halogenation.
Chemical Synthesis
As a synthetic reagent, 4-(Dimethylamino)pyridine tribromide is employed in various multi-step organic syntheses. Its properties make it a useful tool for academic and industrial research laboratories.
| Molecular weight | 362.89 |
|---|---|
| Empirical formula | C7H10N2 · HBr · Br2 |
| Assay | 97% |
| Application | Mild brominating agent |
| Melting point | 129-132 °C(lit.) |

Hazard statements
- H314Causes severe skin burns and eye damage
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
- P310Immediately call a POISON CENTER or doctor
| Protective equipment | Eyeshields, Faceshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges |
|---|---|
| Transport (UN / ADR) | UN 3261 8 / PGII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | C |
| Risk statements (R) | 34 |
| Safety statements (S) | 26-36/37/39-45 |
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 4-(Dimethylamino)pyridine tribromide used for?
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4-(Dimethylamino)pyridine tribromide is primarily used as a mild brominating agent and in C-X bond formation within chemical synthesis and research applications.
What is the CAS number and chemical formula for 4-(Dimethylamino)pyridine tribromide?
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The CAS number is 92976-81-3 and the chemical formula is C7H10N2 · HBr · Br2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 4-(Dimethylamino)pyridine tribromide with an assay of 97%. This is a technical/research grade material and TSS does not represent it as USP, BP, EP, or other pharmacopoeia grades.
How should 4-(Dimethylamino)pyridine tribromide be handled?
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This compound is classified as Danger with hazard statement H314 (Causes severe skin burns and eye damage). Appropriate personal protective equipment, including eyeshields, face shields, gloves, and respiratory protection (e.g., N100 respirator), must be worn. Refer to the Safety Data Sheet for detailed handling instructions.
Is 4-(Dimethylamino)pyridine tribromide exported by Tech Serve Solutions?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, including 4-(Dimethylamino)pyridine tribromide.
How can I request a quote or sample?
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To request a quote or sample of 4-(Dimethylamino)pyridine tribromide, please contact our sales team through the website or by phone.
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