1-(2-Bromophenyl)-3-(1-(3-(pyrazin-2-yl)-1,2,4-oxadiazol-5-yl)cyclohexyl)urea CAS 1396865-15-8
| CAS No. | 1396865-15-8 |
| Molecular Formula | C19H19BrN6O2 |
| Molecular Weight | 443.30 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1-(2-Bromophenyl)-3-(1-(3-(pyrazin-2-yl)-1,2,4-oxadiazol-5-yl)cyclohexyl)urea (CAS 1396865-15-8), molecular formula C19H19BrN6O2 and molecular weight 443.30 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C19H19BrN6O2, 1-(2-Bromophenyl)-3-(1-(3-(pyrazin-2-yl)-1,2,4-oxadiazol-5-yl)cyclohexyl)urea contains a steroid core, 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 443.30 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
As a certified reference material (CRM), 1-(2-Bromophenyl)-3-(1-(3-(pyrazin-2-yl)-1,2,4-oxadiazol-5-yl)cyclohexyl)urea 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 | C19H19BrN6O2 |
| Molecular Weight | 443.30 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), protect from light, keep sealed and dry |
| 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) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 6 |
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Recommended Standards
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- 4-Bromo-1-methyl-1H-imidazole-2-carbaldehyde (CAS 79326-91-3)
- 2-((Diisopropylamino)methyl)benzenethiol (CAS 75126-73-7)
- 4-(benzyloxy)-1-nitro-2-(trifluoromethyl)benzene (CAS 179248-78-3)
- 1-[4-(3-Chlorophenoxy)butyl]-4-nitro-1h-pyrazole (CAS 1240569-68-9)
- 3-((Benzyloxy)methyl)-1-methyl-5-(trifluoromethyl)-1H-pyrazole (CAS 1429485-91-5)
- 4-(3,4-Dimethoxyphenyl)-1,3-dimethyl-1h-pyrazol-5-amine (CAS 312311-35-6)
- 6-Ethoxy-1,2,3,4-tetrahydroisoquinoline (CAS 630407-52-2)
- 3-Iodoimidazo[1,2-a]pyridine-7-carbonitrile (CAS 1036990-70-1)
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