1,3-dibromo-5,6-dihydro-4H-cyclopenta[c]thiophen-4-one CAS 189179-69-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 189179-69-9 |
| Molecular Formula | C7H4Br2OS |
| Molecular Weight | 295.98 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1,3-dibromo-5,6-dihydro-4H-cyclopenta[c]thiophen-4-one (CAS 189179-69-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C7H4Br2OS. Molecular weight: 295.98 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C7H4Br2OS |
| Molecular Weight | 295.98 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2011 |
| Halogen Content | Br-containing |
| Sulfur Atoms | 1 |
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Recommended Standards
- 4,5-Dichloro-3-(dichloromethyl)-1-phenyl-1H-pyrazole (CAS 18767-09-4)
- 2-Chloro-3-(1,2,2-trichlorovinyl)-2,3-dihydro-1h-inden-1-one (CAS 91634-71-8)
- Nitroxynil-(phenyl13C6), VETRANAL(TM), analytical standard (CAS 1325559-31-6)
- 2,4,6-Trimorpholino-1,3,5-triazine (CAS 16303-23-4)
- 2-(2-Chloropyridin-3-yl)-1-(2,6-dichlorobenzyl)-5,6-dimethyl-1H-benzo[d]imidazole (CAS 339101-17-6)
- 3-Methyl-6-tosylpyridazine (CAS 1000576-70-4)
- N-(5-Chloro-2-methylphenyl)imidodicarbonimidic diamide (CAS 49872-65-3)
- 2-Cyclopentyl-6-hydroxypyrimidine-4-carboxylic acid (CAS 1368444-27-2)
- 4-((1-(Furan-2-yl)ethyl)amino)butan-2-ol (CAS 1340421-54-6)
- Semaglutide impurity 62 (CAS CATO-C4X-222662)
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