4-bromothiophene-3-carboxamide CAS 100245-61-2
| CAS No. | 100245-61-2 |
| Molecular Formula | C5H8BrNOS |
| Molecular Weight | 210.09 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.
4-bromothiophene-3-carboxamide (CAS 100245-61-2) is a high-purity analytical reference standard with the molecular formula C5H8BrNOS and a molecular weight of 210.09 g/mol.
Based on its molecular formula C5H8BrNOS, 4-bromothiophene-3-carboxamide contains an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage, bromine substitution; these features give the compound characteristic functional-group stretching vibrations in infrared spectroscopy. The molecular weight of 210.09 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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.
Physical & Chemical Properties
| Molecular Formula | C5H8BrNOS |
| Molecular Weight | 210.09 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1985 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related bromothiophene Standards
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Recommended Standards
- 2-(3,6-DIHYDRO-2H-PYRAN-4-YL)-4,4,5,5-TETRAMETHYL-1,3,2-DIOXABOROLANE 287944-16-5 3,6-DIHYDRO-2H-PYRAN-4-BORONIC ACID PINACOL ESTER 4-(4,4,5,5-TETRAMETHYL-1,3,2-DIOXABOROLAN-2-YL)-3,6-DIHYDRO-2H-PYRAN BC000313 (CAS 287944-16-5)
- 5-Fluoro-3-nitro-2-(trifluoromethyl)pyridine (CAS 1211587-14-2)
- N-nitrosobis(2,2,2-trifluoroethyl)amine (CAS 625-89-8)
- 4-(Difluoromethyl)-2,6-difluoro-3-nitropyridine (CAS 1803673-08-6)
- 5-(2,4,6-Trimethylphenyl)-5-oxovaleric acid (CAS 500892-07-9)
- [2-(4-Cyclohexylphenoxy)ethyl]amine hydrochloride (CAS 1048664-03-4)
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- tert-Butyl (3aR,5R,7aR)-5-(hydroxymethyl)-3,3a,5,6,7,7a-hexahydro-2H-pyrano[3,2-b]pyrrole-1-carboxylate (CAS 1310381-38-4)
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