3-(bromomethyl)-5-chlorobenzo[d]isoxazole CAS 121940-71-4
| CAS No. | 121940-71-4 |
| Molecular Formula | C8H5BrClNO |
| Molecular Weight | 246.49 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 246.49 g/mol gives 3-(bromomethyl)-5-chlorobenzo[d]isoxazole distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
3-(bromomethyl)-5-chlorobenzo[d]isoxazole (CAS 121940-71-4), molecular formula C8H5BrClNO and molecular weight 246.49 g/mol, is a CATO reference standard with documented purity and traceability.
3-(bromomethyl)-5-chlorobenzo[d]isoxazole (C8H5BrClNO) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, chlorine/bromine substitution. Halogen substitution raises its density and boiling point; these physicochemical properties determine the optimal preparation and storage of its standard solutions. 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 3-(bromomethyl)-5-chlorobenzo[d]isoxazole 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 | C8H5BrClNO |
| Molecular Weight | 246.49 g/mol |
| Appearance | Off-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 methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
| Halogen Content | Cl/Br-containing |
| Nitrogen Atoms | 1 |
Related bromomethyl Standards
- 2-(Bromomethyl)-4-chlorofuro[3,2-c]pyridine (CAS 1196153-39-5)
- 2-(Bromomethyl)-6-chlorobenzo[d]oxazole (CAS 1803837-46-8)
- 3-(Bromomethyl)-7-chlorofuro[2,3-c]pyridine (CAS 183208-46-0)
- 2-(Bromomethyl)-5-chlorobenzo[d]oxazole (CAS 79784-31-9)
- 2-(Bromomethyl)-7-chlorobenzo[d]oxazole (CAS 920036-25-5)
- 5-(Bromomethyl)-4-chloropyrrolo[2,1-f][1,2,4]triazine (CAS 529508-57-4)
- 4-((1-(Bromomethyl)cyclopropyl)methyl)-2-methylthiazole (CAS 1483513-32-1)
- 4-((1-(Bromomethyl)cyclobutyl)methyl)thiazole (CAS 1485596-21-1)
Recommended Standards
- 6-Bromo-2-(chloromethyl)imidazo[1,2-a]pyrazine (CAS 1208084-30-3)
- 5-bromo-7-chloro-2-methyl-1,3-benzoxazole (CAS 1226070-17-2)
- 6-Bromo-8-chloro-2-methylimidazo[1,2-a]pyrazine (CAS 1239720-32-1)
- 7-bromo-5-chloro-2-methyl-1,3-benzoxazole (CAS 1195693-72-1)
- 1-(5-Bromo-3-hydroxy-1H-indol-1-yl)ethan-1-one (CAS 114165-30-9)
- T-1095 (CAS 209746-59-8)
- Ethyl 2-cyclopropylimidazo[2,1-b][1,3,4]thiadiazole-6-carboxylate (CAS 1211742-78-7)
- N2-Isobutyrylguanosine (CAS 64350-24-9)
- Salbutamol Impurity 67 (CAS CATO-C4X-117667)
- 5-(Thiophen-2-yl)-1H-1,2,3-triazole (CAS 369363-68-8)
- 3-(Propan-2-yl)bicyclo[1.1.1]pentan-1-amine (CAS 1886966-99-9)
- 3-((2,2-Dimethylthietan-3-yl)amino)butanamide (CAS 1872827-14-9)
- 2-(Chloromethyl)-1,4-dimethoxybenzene (CAS 3840-27-5)
- Neuropeptide Y (porcine) trifluoroacetate salt (CAS 83589-17-7)
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