3-Bromo-5,6-dihydrobenzo[b]thiophen-7(4H)-one CAS 274925-56-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 274925-56-3 |
| Molecular Formula | C8H7BrOS |
| Molecular Weight | 231.11 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-Bromo-5,6-dihydrobenzo[b]thiophen-7(4H)-one (CAS 274925-56-3) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C8H7BrOS. Molecular weight: 231.11 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C8H7BrOS |
| Molecular Weight | 231.11 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.) | 2025 |
| Halogen Content | Br-containing |
| Sulfur Atoms | 1 |
Related Bromo Standards
- 4-Bromo-3-(methylsulfanyl)benzaldehyde (CAS 1289015-47-9)
- 3-Bromo-5-(methylthio)benzaldehyde (CAS 1289063-08-6)
- 3-Bromo-2-(methylsulfanyl)benzaldehyde (CAS 1289113-16-1)
- 2-Bromo-6-(methylsulfanyl)benzaldehyde (CAS 1289264-36-3)
- 2-Bromo-5,6-dihydrobenzo[b]thiophen-7(4H)-one (CAS 1369138-74-8)
- 7-Bromo-2,3-dihydro-1H-pyrido[2,3-b][1,4]thiazine (CAS 1593552-66-9)
- 5-Bromo-3-isopropylisothiazole-4-carbonitrile (CAS 1823933-86-3)
- 2-Bromo-6,7-dihydrobenzo[b]thiophen-4(5H)-one (CAS 25074-25-3)
Recommended Standards
- 3-Bromo-4-(methylsulfanyl)benzaldehyde (CAS 694481-10-2)
- 4-Bromo-2-(methylsulfanyl)benzaldehyde (CAS 918350-11-5)
- 4-Bromo-2,3-dihydrobenzo[b]thiophen-3-ol (CAS 737802-12-9)
- 2-(1-Cyanocyclopropyl)Acetic acid (CAS 1803588-23-9)
- 2,6-Difluoro-3-iodobenzoic Acid (CAS 229178-74-9)
- 4-(4-Bromo-1H-pyrazol-1-yl)benzenesulfonamide (CAS 957034-91-2)
- Clodinafop (racemic) (CAS 87135-08-8)
- Hydroxychloroquine Impurity 69 DiHCl (CAS 860544-46-3 (free base))
- 6,8-Dibromo-2-(4-phenoxyphenyl)quinoline (CAS 860783-90-0)
- Acetyl tetrapeptide-3 (CAS 827306-88-7)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com