1-((4-((4-Bromophenyl)sulfonyl)piperazin-1-yl)methyl)naphthalen-2-ol CAS 503432-31-3
| CAS No. | 503432-31-3 |
| Molecular Formula | C21H21BrN2O3S |
| Molecular Weight | 461.37 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 461.37 g/mol gives 1-((4-((4-Bromophenyl)sulfonyl)piperazin-1-yl)methyl)naphthalen-2-ol distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
1-((4-((4-Bromophenyl)sulfonyl)piperazin-1-yl)methyl)naphthalen-2-ol (CAS 503432-31-3) is a high-purity analytical reference standard with the molecular formula C21H21BrN2O3S and a molecular weight of 461.37 g/mol.
Based on its molecular formula C21H21BrN2O3S, 1-((4-((4-Bromophenyl)sulfonyl)piperazin-1-yl)methyl)naphthalen-2-ol contains a steroid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage, bromine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 461.37 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.
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Physical & Chemical Properties
| Molecular Formula | C21H21BrN2O3S |
| Molecular Weight | 461.37 g/mol |
| 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) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1984 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
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- tert-Butyl (6-bromo-4-methylpyridin-2-yl)carbamate (CAS 1206249-13-9)
- 2-([1,1'-Biphenyl]-4-yloxy)-N-(6-morpholinopyrimidin-4-yl)acetamide (CAS 1396855-86-9)
- 1-Isopropyl-5-methyl-1H-1,2,4-triazol-3-amine (CAS 938459-10-0)
- Semaglutide impurity 51 (CAS CATO-C4X-222651)
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