5-Bromo-n-(1-methoxypropan-2-yl)thiophene-2-sulfonamide CAS 1248494-81-6
| CAS No. | 1248494-81-6 |
| Molecular Formula | C8H12BrNO3S2 |
| Molecular Weight | 314.22 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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.
5-Bromo-n-(1-methoxypropan-2-yl)thiophene-2-sulfonamide (CAS 1248494-81-6) is a high-purity analytical reference standard with the molecular formula C8H12BrNO3S2 and a molecular weight of 314.22 g/mol.
Based on its molecular formula C8H12BrNO3S2, 5-Bromo-n-(1-methoxypropan-2-yl)thiophene-2-sulfonamide contains an amide group, a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, bromine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 314.22 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.
Physical & Chemical Properties
| Molecular Formula | C8H12BrNO3S2 |
| Molecular Weight | 314.22 g/mol |
| 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) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 2 |
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Recommended Standards
- Methyl 4-hydroxy-6-oxo-1-(3-(trifluoromethyl)phenyl)-1,6-dihydropyridazine-3-carboxylate (CAS 121582-55-6)
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- tert-Butyl (1-(4-bromophenyl)propyl)carbamate (CAS 1338547-18-4)
- tert-Butyl 4-bromophenethyl(methyl)carbamate (CAS 1191063-30-5)
- 1-Allyl-3-[(4-methoxybenzyl)oxy]benzene (CAS 1940193-03-2)
- [2,4'-Bipyridin]-3-ol (CAS 103851-73-6)
- 3-Amino-1-(4-fluorobenzyl)-4-(thiophen-2-yl)azetidin-2-one (CAS 1291488-71-5)
- N1-(6-(3-Methyl-1H-pyrazol-1-yl)pyridazin-3-yl)ethane-1,2-diamine (CAS 1706435-56-4)
- 3-Methoxy-4-(oxetan-3-yloxy)aniline (CAS 1349717-19-6)
- Sumatriptan-d (CAS 1346603-68-6)
- 3-((4-Bromo-2-chlorophenoxy)methyl)benzoic acid (CAS 862713-26-6)
- 3-Nitro-1H-pyrrolo[3,2-b]pyridin-5-ol (CAS 1190311-92-2)
- 1-(2-Hydroxyethyl)-6-methyl-1H-pyrazolo[3,4-d]pyrimidin-4(5H)-one (CAS 5326-76-1)
- Semaglutide impurity 95 (CAS CATO-C4X-222695)
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