5,5-Dibromobarbituric acid
5,5-Dibromobarbituric acid (CAS: 511-67-1) is a halogenated heterocyclic compound with the molecular formula C4H2Br2N2O3 and a molecular weight of 285.88 g/mol. It serves as a valuable intermediate in organic synthesis, particularly for the construction of more complex pyrimidine derivatives and other heterocyclic structures. Its reactivity makes it a useful building block in chemical research and development.
- Synonyms
- C4H2Br2N2O35,5-Dibromobarbituric acid5,5-Dibromopyrimidine-2,4,6(1H,3H,5H)-trione

Organic Synthesis Intermediate
5,5-Dibromobarbituric acid is employed as a key building block in the synthesis of various organic compounds, particularly those containing pyrimidine rings. Its dibromo substitution offers versatile reaction pathways for further functionalization.
Heterocyclic Chemistry
This compound is utilised in the field of heterocyclic chemistry for the development of novel ring systems. The presence of bromine atoms facilitates a range of substitution and coupling reactions.
Research and Development
It is a useful reagent in academic and industrial research laboratories for exploring new synthetic methodologies and discovering novel chemical entities with potential applications.
| Molecular weight | 285.88 |
|---|---|
| Empirical formula | C4H2Br2N2O3 |
| Assay | 97% |
| Melting point | 240-242 °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.
| Drug Control | regulated under CDSA - not available from Canada |
|---|
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 5,5-Dibromobarbituric acid used for?
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5,5-Dibromobarbituric acid is primarily used as an intermediate in organic synthesis, particularly in the preparation of pyrimidine derivatives and other heterocyclic compounds. It is a valuable building block in chemical research and development.
What are the CAS number and chemical formula for 5,5-Dibromobarbituric acid?
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The CAS number for 5,5-Dibromobarbituric acid is 511-67-1, and its empirical formula is C4H2Br2N2O3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 5,5-Dibromobarbituric acid with an assay of 97%. We do not represent this product as USP, BP, or EP grade.
How should 5,5-Dibromobarbituric acid be handled safely?
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5,5-Dibromobarbituric acid is a corrosive substance (H314) and requires careful handling. Wear appropriate personal protective equipment, including eyeshields, face shields, gloves, and respiratory protection (e.g., N100 respirator). Ensure adequate ventilation and follow emergency procedures as indicated by the safety data sheet.
Is 5,5-Dibromobarbituric acid a controlled substance?
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The data indicates that 5,5-Dibromobarbituric acid is regulated under CDSA and is not available from Canada. Please check your local regulations regarding its procurement and handling.
How is 5,5-Dibromobarbituric acid packed, shipped, and exported?
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As a specialist global supplier, Tech Serve Solutions packages and exports fine chemicals in compliance with international shipping regulations. Further details on specific packaging for UN 3261 8 / PGII can be provided upon request.
How can I request a quote or sample for 5,5-Dibromobarbituric acid?
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To request a quote or sample of 5,5-Dibromobarbituric acid, please contact our sales team through the provided channels on the Tech Serve Solutions website.
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