5-(2-Bromophenyl)-3-methyl-1,2,4-oxadiazole CAS 375857-64-0
| CAS No. | 375857-64-0 |
| Molecular Formula | C9H7BrN2O |
| Molecular Weight | 239.07 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C9H7BrN2O, 5-(2-Bromophenyl)-3-methyl-1,2,4-oxadiazole contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, bromine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 239.07 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.
CATO supplies 5-(2-Bromophenyl)-3-methyl-1,2,4-oxadiazole (CAS 375857-64-0), a certified reference material (molecular formula C9H7BrN2O, MW 239.07 g/mol) for analytical method development and quality control.
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-(2-Bromophenyl)-3-methyl-1,2,4-oxadiazole 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 | C9H7BrN2O |
| Molecular Weight | 239.07 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor) |
| 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 2 |
Related Bromophenyl Standards
- 3-(4-Bromophenyl)-5-methyl-1,2,4-oxadiazole (CAS 118183-92-9)
- 1-(4-Bromophenyl)-1h-1,2,4-triazol-5-amine (CAS 1247766-39-7)
- 1-(3-Bromophenyl)-1h-1,2,4-triazol-5-amine (CAS 1251381-23-3)
- 5-(2-Bromophenyl)oxazol-2-amine (CAS 1260795-33-2)
- 5-[(4-bromophenyl)methyl]-1h-1,2,3,4-tetrazole (CAS 127152-64-1)
- 1-(2-Bromophenyl)-1H-1,2,3-triazol-4-amine (CAS 1368331-86-5)
- 4-(4-Bromophenyl)-4h-1,2,4-triazol-3-amine (CAS 1396007-86-5)
- 1-(3-Bromophenyl)-1H-1,2,3-triazol-4-amine (CAS 1443285-70-8)
Recommended Standards
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