1,3-Dibromo-5,5-dimethylhydantoin
Pharmaceutical Materials 2025-03-02
CAS Number: 77-48-5
Molecular Formula: C5H6Br2N2O2
Molecular Weight: 285.921 g/mol
Appearance: White or light yellow crystalline powder
Usage: Mainly used as a bactericidal disinfectant.
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| Attribute | Details |
|---|---|
| Name | 1.3-Dibromo-5.5-dimethylhydantoin |
| CAS Number | 77-48-5 |
| Synonyms | DBDMH; Dibromo-5.5-dimethylhydantoin; 1.3-Dibromo-5.5-dimethyl-2.4-imidazolidinedione; 1.3-Dibromo-5.5-dimethylimidazolidine-2.4-dione; 2.4-Imidazolidinedione, 1.3-dibromo-5.5-dimethyl-; DIBROMANTIN |
| Molecular Formula | C5H6Br2N2O2 |
| Molecular Weight | 285.92 g/mol |
| Appearance | White or cream-colored powder |
| Melting Point | 197-199°C (decomposition) |
| Boiling Point | 250.2±23.0°C (predicted) |
| Density | 2.2±0.1 g/cm³ or 1.00 g/cm³ (varying reports) |
| Solubility | Slightly soluble in water; soluble in organic solvents such as alcohol, ether, and benzene |
| Chemical Properties | Forms hypobromous acid upon hydrolysis in water, which releases bromine in an active form. This compound exhibits broad-spectrum antimicrobial activity by oxidizing biological enzymes within microorganisms. |
| Applications | Used as a disinfectant, bactericide, and oxidant in water treatment (e.g., swimming pools, industrial cooling systems, wastewater treatment), as well as in specific oxidation reactions in the pharmaceutical and chemical industries. |
| Safety Information | May be harmful or irritating. Handle with care, avoiding skin and eye contact. Store below +30°C in a dry, well-ventilated area. In case of contact, rinse immediately with plenty of water and seek medical advice if necessary. |
