tert-Butyl 4-((5-bromothiophene-2-sulfonamido)methyl)piperidine-1-carboxylate, 95% CAS 1261232-69-2
| CAS No. | 1261232-69-2 |
| Molecular Formula | C15H23BrN2O4S2 |
| Molecular Weight | 439.39 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
tert-Butyl 4-((5-bromothiophene-2-sulfonamido)methyl)piperidine-1-carboxylate, 95% (CAS 1261232-69-2), molecular formula C15H23BrN2O4S2 and molecular weight 439.39 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C15H23BrN2O4S2, tert-Butyl 4-((5-bromothiophene-2-sulfonamido)methyl)piperidine-1-carboxylate, 95% contains a nitrogen-containing heterocyclic scaffold, 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 439.39 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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 | C15H23BrN2O4S2 |
| Molecular Weight | 439.39 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) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 2 |
Recommended Standards
- tert-Butyl 3-((5-bromothiophene-2-sulfonamido)methyl)piperidine-1-carboxylate (CAS 1261231-86-0)
- tert-Butyl ((1-((5-bromothiophen-2-yl)sulfonyl)piperidin-4-yl)methyl)carbamate (CAS 1261234-11-0)
- Galocitabine (CAS 124012-42-6)
- tert-Butyl ((1-((5-bromothiophen-2-yl)sulfonyl)piperidin-3-yl)methyl)carbamate (CAS 1261234-60-9)
- 2-Bromo-5-fluoro-4-methylpyridine (CAS 885168-20-7)
- Boric anhydride (CAS 1303-86-2)
- ethyl 2-(3-fluoropyridin-2-yl)propanoate (CAS 1803591-77-6)
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