5-Bromo-4-chloropyrimidine;hydrochloride CAS 1220039-87-1
| CAS No. | 1220039-87-1 |
| Molecular Formula | C4H2BrClN2 |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 229.89 g/mol gives 5-Bromo-4-chloropyrimidine;hydrochloride distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
5-Bromo-4-chloropyrimidine;hydrochloride (CAS 1220039-87-1) is a high-purity analytical reference standard with the molecular formula C4H2BrClN2HCl and a molecular weight of 229.89 g/mol.
Based on its molecular formula C4H2BrClN2HCl, 5-Bromo-4-chloropyrimidine;hydrochloride contains a nitrile group, chlorine/bromine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 229.89 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 5-Bromo-4-chloropyrimidine;hydrochloride meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C4H2BrClN2 HCl |
| Molecular Weight | 229.89 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 | Cl/Br-containing |
| Nitrogen Atoms | 2 |
Related Bromo Standards
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Recommended Standards
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- 3-(Benzyloxy)-5-bromophenol (CAS 1823803-79-7)
- Adamantane carboxylic acid (CAS 828-51-3)
- 2-Chloro-1-((3aR,7aS)-octahydro-1H-indol-1-yl)ethanone (CAS 50669-85-7)
- (Z)-1-Morpholinooctadec-9-en-1-one (CAS 5299-52-5)
- 5-Cyclohexyl-2-furancarboxylic acid (CAS 14174-52-8)
- Mitogenic Pentapeptide (CAS 87173-03-3)
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