4,5-dibromo-1-ethyl-1H-1,2,3-triazole CAS 1248676-59-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1248676-59-6 |
| Molecular Formula | C4H5Br2N3 |
| Molecular Weight | 254.91 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4,5-dibromo-1-ethyl-1H-1,2,3-triazole (CAS 1248676-59-6) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C4H5Br2N3. Molecular weight: 254.91 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C4H5Br2N3 |
| Molecular Weight | 254.91 g/mol |
| Appearance | White to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 3 |
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Recommended Standards
- 1-(4,5-Dibromofuran-2-yl)methanamine (CAS 1247764-71-1)
- 4-Bromo-5-(bromomethyl)-2-methyl-2H-1,2,3-triazole (CAS 942060-56-2)
- 4-Bromo-5-(bromomethyl)-3-methylisoxazole (CAS 53257-36-6)
- (4-(Methoxymethyl)tetrahydro-2H-pyran-4-yl)methanamine hydrochloride (CAS 1385696-74-1)
- 5-(3-Ethoxyphenyl)pyrimidin-2-amine (CAS 1111102-55-6)
- 3-Nitro-1H-pyrrolo[2,3-b]pyridine-5-carbonitrile (CAS 1190322-60-1)
- 3-(4-methylphenyl)benzaldehyde (CAS 116470-54-3)
- 4-Chloro-5H-pyrido[4',3':4,5]pyrrolo[3,2-d]pyrimidine (CAS 1263285-23-9)
- 4-Chloro-6-methyl-1h,2h,3h-pyrrolo[3,4-c]pyridine-1,3-dione (CAS 40107-91-3)
- Semaglutide impurity 199 (CAS CATO-C4X-2226199)
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