4-((4-Bromo-3-nitro-1h-pyrazol-1-yl)methyl)-3,5-dimethylisoxazole CAS 1304352-69-9
| CAS No. | 1304352-69-9 |
| Molecular Formula | C9H9BrN4O3 |
| Molecular Weight | 301.10 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 301.10 g/mol gives 4-((4-Bromo-3-nitro-1h-pyrazol-1-yl)methyl)-3,5-dimethylisoxazole distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies 4-((4-Bromo-3-nitro-1h-pyrazol-1-yl)methyl)-3,5-dimethylisoxazole (CAS 1304352-69-9), a certified reference material (molecular formula C9H9BrN4O3, MW 301.10 g/mol) for analytical method development and quality control.
Based on its molecular formula C9H9BrN4O3, 4-((4-Bromo-3-nitro-1h-pyrazol-1-yl)methyl)-3,5-dimethylisoxazole 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 301.10 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.
CATO manufactures 4-((4-Bromo-3-nitro-1h-pyrazol-1-yl)methyl)-3,5-dimethylisoxazole under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C9H9BrN4O3 |
| Molecular Weight | 301.10 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 sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 4 |
Related Bromo Standards
- 4-Bromo-5-(isopropoxymethyl)-1-(2,2,2-trifluoroethyl)-1H-pyrazole (CAS 1855946-49-4)
- 4-Bromo-1-propyl-3-((2,2,2-trifluoroethoxy)methyl)-1H-pyrazole (CAS 1856020-52-4)
- 4-Bromo-1-isopropyl-3-((2,2,2-trifluoroethoxy)methyl)-1H-pyrazole (CAS 1856034-20-2)
- 4-Bromo-3-(isopropoxymethyl)-1-(2,2,2-trifluoroethyl)-1H-pyrazole (CAS 1856074-20-8)
- 4-Bromo-1-ethyl-3-((3,3,3-trifluoropropoxy)methyl)-1H-pyrazole (CAS 1856075-13-2)
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Recommended Standards
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- 7-chloro-1-(2-methylpropyl)-1H-1,3-benzodiazole-2-carbaldehyde (CAS 1437456-16-0)
- 2-[3-(propan-2-yl)-1h-1,2,4-triazol-5-yl]aniline (CAS 1147746-77-7)
- 5-(Aminomethyl)-1H-imidazol-4-amine (CAS 771580-57-5)
- 4-(4-Bromo-3-fluorobenzyl)thiomorpholine 1,1-dioxide (CAS 1973485-27-6)
- (R)-2-(1-Pyrrolidinyl)propionic Acid (CAS 1234836-32-8)
- 5-[(E)-2-[(4-Chlorophenyl)amino]ethenyl]-3-(methylsulfanyl)-1,2-thiazole-4-carbonitrile (CAS 1164560-32-0)
- Insulin Degludec Impurity 11 (CAS CATO-C4X-215711)
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