Bis(3-bromothiophen-2-yl)sulfane CAS 28504-80-5
| CAS No. | 28504-80-5 |
| Molecular Formula | C8H4Br2S3 |
| Molecular Weight | 356.12 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.
Bis(3-bromothiophen-2-yl)sulfane (CAS 28504-80-5), molecular formula C8H4Br2S3 and molecular weight 356.12 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C8H4Br2S3, Bis(3-bromothiophen-2-yl)sulfane contains sulfur-containing functionality, bromine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 356.12 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 | C8H4Br2S3 |
| Molecular Weight | 356.12 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1965 |
| Halogen Content | Br-containing |
| Sulfur Atoms | 3 |
Related Bis Standards
- 5-(5-Bromothiophen-2-yl)-2-(4-chlorophenyl)-1,3-thiazole (CAS 329080-44-6)
- 5-(5-Bromothiophen-2-yl)-N-(4-fluorophenyl)-1,3-thiazol-2-amine (CAS 297150-31-3)
- N-(5-(5-Bromothiophen-2-yl)-1,3,4-oxadiazol-2-yl)-5-methylisoxazole-3-carboxamide (CAS 1021132-07-9)
- (E)-2-(((5-bromothiophen-2-yl)methylene)amino)-5-phenylfuran-3-carbonitrile (CAS 478033-42-0)
- 1-[(5-bromothiophen-2-yl)sulfonyl]piperidine-2-carboxylic acid (CAS 1008571-93-4)
- 1-[(5-bromothiophen-2-yl)sulfonyl]piperidine-4-carboxylic acid (CAS 496778-02-0)
- n-((5-Bromothiophen-3-yl)methyl)-1-(methylsulfonyl)piperidin-4-amine (CAS 1154111-64-4)
- 2-{[4-(3-bromothiophen-2-yl)-1,3-thiazol-2-yl]methyl}-1,3-thiazol-4-ol (CAS 860785-66-6)
Recommended Standards
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