5-(Bromomethyl)-3-methylisoxazole CAS 36958-61-9
| CAS No. | 36958-61-9 |
| Molecular Formula | C5H6BrNO |
| Molecular Weight | 176.01 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-(Bromomethyl)-3-methylisoxazole (CAS 36958-61-9) is a high-purity analytical reference standard with the molecular formula C5H6BrNO and a molecular weight of 176.01 g/mol.
Based on its molecular formula C5H6BrNO, 5-(Bromomethyl)-3-methylisoxazole contains 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 176.01 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-(Bromomethyl)-3-methylisoxazole 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 | C5H6BrNO |
| Molecular Weight | 176.01 g/mol |
| Appearance | 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 methanol, acetonitrile, DMSO, water (slightly soluble) |
| 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.) | 1967 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 1 |
Related Bromomethyl Standards
- 4-(Bromomethyl)-1-methyl-1h-1,2,3-triazole (CAS 1249688-99-0)
- 3-(Bromomethyl)-5-methylisoxazole (CAS 130628-75-0)
- 3-(Bromomethyl)-1-methyl-1H-1,2,4-triazole (CAS 1312601-14-1)
- 5-(Bromomethyl)-1-methyl-1H-1,2,4-triazole (CAS 1338932-56-1)
- 3-(bromomethyl)oxetane-3-carbonitrile (CAS 1374654-11-1)
- 5-(Bromomethyl)-4-methylisoxazole (CAS 1823366-86-4)
- 3-(Bromomethyl)-4-methyl-1,2-oxazole (CAS 952195-21-0)
- 3-(Bromomethyl)-4-methyl-4H-1,2,4-triazole (CAS 64380-83-2)
Recommended Standards
- 5-(Bromomethyl)-2-methyloxazole (CAS 82190-68-9)
- 5-(Bromomethyl)-4-methyloxazole (CAS 720655-70-9)
- 4-Bromopyridin-2(1H)-One (CAS 947407-84-3)
- 5-Bromo-1,3-dimethyl-1H-1,2,4-triazole (CAS 56616-96-7)
- 6-(2-thiazol-5-ylethynyl)-1,2-benzoxazol-3-amine (CAS 2503507-10-4)
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