2-Bromo-N-(isoxazol-3-yl)benzamide CAS 669735-87-9
| CAS No. | 669735-87-9 |
| Molecular Formula | C10H7BrN2O2 |
| Molecular Weight | 267.08 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 267.08 g/mol gives 2-Bromo-N-(isoxazol-3-yl)benzamide distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
2-Bromo-N-(isoxazol-3-yl)benzamide (CAS 669735-87-9), molecular formula C10H7BrN2O2 and molecular weight 267.08 g/mol, is a CATO reference standard with documented purity and traceability.
Owing to a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, bromine substitution, 2-Bromo-N-(isoxazol-3-yl)benzamide is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 267.08 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
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), 2-Bromo-N-(isoxazol-3-yl)benzamide 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 | C10H7BrN2O2 |
| Molecular Weight | 267.08 g/mol |
| Appearance | Pale yellow to 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, 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; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 2 |
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Recommended Standards
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- Ethyl 3-[(4-methylbenzoyl)amino]-2-oxo-6-(trifluoromethyl)-2H-pyran-5-carboxylate (CAS 400086-33-1)
- (1S,4S)-2-Methyl-2,5-diazabicyclo[2.2.1]heptane 2HBr (CAS 125224-62-6)
- N-allyl-5-(3-methoxyphenyl)-1,3,4-thiadiazol-2-amine (CAS 1134335-20-8)
- (S)-2-Methoxy-1-phenylethanol (CAS 65487-97-0)
- Ilaprazole impurity 195 (CAS CATO-C4X-1130195)
- rel-8-(tert-Butyl) 6-methyl (1R,6R)-2-oxo-8-azabicyclo[3.2.1]octane-6,8-dicarboxylate (CAS 1447603-96-4)
- n-(2-Iodophenyl)-3-methylisoxazole-5-carboxamide (CAS 930489-42-2)
- 2-(Pentylsulfanyl)-1,3-benzothiazol-6-amine (CAS 73844-29-8)
- 3-(4-Fluorophenyl)-4-(p-tolyl)-5-((p-tolyloxy)methyl)-4H-1,2,4-triazole (CAS 141079-02-9)
- Lixisenatide (CAS 320367-13-3)
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