9-Bromo-9-phenyl-9H-fluorene CAS 55135-66-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 55135-66-5 |
| Molecular Formula | C19H13Br |
| Molecular Weight | 321.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 9-Bromo-9-phenyl-9H-fluorene (CAS 55135-66-5), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C19H13Br. Molecular weight: 321.21 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C19H13Br |
| Molecular Weight | 321.21 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 |
| 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.) | 1972 |
| Halogen Content | Br-containing |
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Recommended Standards
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- 4-Boc-1-(3-bromopropyl)-2-piperazinone (CAS 2043000-92-4)
- Ethyl 6-amino-2,3-dihydro-1H-indene-1-carboxylate (CAS 2092219-40-2)
- Benzyl 4-(2,2-dimethoxyethyl)piperidine-1-carboxylate (CAS 1422261-63-9)
- Ethyl 2-(2-chloro-5-(trifluoromethyl)phenoxy)acetate (CAS 1443347-69-0)
- Diethyl 4-methylpyridine-2,3-dicarboxylate (CAS 110239-03-7)
- Diethyl 4-oxo-1,4-dihydroquinoline-2,8-dicarboxylate (CAS 2768753-44-0)
- 3-Hydrazinylaniline (CAS 40887-81-8)
- Semaglutide impurity 22(OtBu-Ste-γGlu(OtBu)-AEEA-AEEA-OH) (CAS 1118767-16-0)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 13829788188 / jacky.chen@cato-chem.com