3-Bromo-11H-benzo[b]fluoren-11-one CAS 1674334-51-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1674334-51-0 |
| Molecular Formula | C17H9BrO |
| Molecular Weight | 309.16 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-Bromo-11H-benzo[b]fluoren-11-one (CAS 1674334-51-0) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C17H9BrO. Molecular weight: 309.16 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C17H9BrO |
| Molecular Weight | 309.16 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1993 |
| Halogen Content | Br-containing |
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Recommended Standards
- 3-(5-Amino-2-bromophenyl)-6,6-dimethyl-3-azabicyclo[3.1.0]hexane-2,4-dion+ (CAS 1539191-74-6)
- 3-Bromo-6-(2-fluorophenyl)isothiazolo[5,4-b]pyridine (CAS 1706434-96-9)
- Ethyl 2-[(6-bromonaphthalen-2-yl)oxy]acetate (CAS 153291-12-4)
- N,N,1-Trimethyl-3,3-diphenylpropylamine (CAS 13957-55-6)
- H-β-Cyclohexyl-D-Ala-OH (CAS 58717-02-5)
- 4-bromo-1-methyl-pyrazolo[4,3-c]pyridine-6-carboxylic acid (CAS 2633010-58-7)
- 4-Bromo-2-(4,5-dihydroisoxazol-3-yl)-3-methylaniline (CAS 250592-93-9)
- Calcium Folinate EP Impurity B (Mixture of Diastereomers) (CAS 98814-60-9)
- 4-Bromo-2-(1-hydroxyethyl)pyridine (CAS 1471260-48-6)
- Semaglutide impurity 26 (CAS CATO-C4X-222626)
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