5-Bromospiro[benzo[c]fluorene-7,9'-fluorene] CAS 1175203-78-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1175203-78-7 |
| Molecular Formula | C29H17Br |
| Molecular Weight | 445.35 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-Bromospiro[benzo[c]fluorene-7,9'-fluorene] (CAS 1175203-78-7) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C29H17Br. Molecular weight: 445.35 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C29H17Br |
| Molecular Weight | 445.35 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at room temperature, 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) | 21.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1989 |
| Halogen Content | Br-containing |
Related Bromospiro Standards
- 9-Bromospiro[benzo[c]fluorene-7,9'-xanthene] (CAS 2192306-77-5)
- 2'-Bromospiro[fluorene-9,9'-xanthene] (CAS 1477458-14-2)
- 4'-Bromospiro[fluorene-9,9'-xanthene] (CAS 1609484-29-8)
- 4-Bromospiro[fluorene-9,9’-xanthene] (CAS 1609484-45-8)
- 3'-Bromospiro[fluorene-9,9'-xanthene] (CAS 1621397-55-4)
- 2-Bromospiro[9H-fluorene-9,9'-[9H]xanthene] (CAS 899422-06-1)
- Benzyl 5-bromospiro[indole-3,4'-piperidine]-1'-carboxylate (CAS 1375076-92-8)
- 1’-Boc-6-bromospiro[chroman-2,4’-piperidin]-4-one (CAS 690632-38-3)
Recommended Standards
- CAS 2227549-00-8 (CAS 2227549-00-8)
- 9-Phenyl-3-(4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)-9H-carbazole (CAS 1219956-30-5)
- Sodium 4-((2-(4-nitrophenyl)hydrazono)methyl)benzene-1,3-disulfonate (CAS 193149-77-8)
- 2-Amino-5-methoxy-4-methylbenzoic acid (CAS 90972-30-8)
- 6-Chloro-2,2-dimethyl-2,3-dihydrobenzofuran (CAS 96126-97-5)
- 3-{2-[4-(Benzyloxy)phenoxy]ethyl}piperidinehydrochloride (CAS 1219961-20-2)
- N-(3,4-Dimethylphenyl)-2-((3-(4-methoxyphenyl)-4-oxo-3,4,5,6,7,8-hexahydrobenzo[4,5]thieno[2,3-d]pyrimidin-2-yl)thio)acetamide (CAS 477330-18-0)
- 2-(2,4-Dichlorophenyl)thiazolidine-4-carboxylic acid (CAS 72678-84-3)
- tert-Butyl 1-(3-fluoro-2-methylbenzyl)piperidin-4-ylcarbamate (CAS 1286275-70-4)
- Tirzepatide Impurity 45 (CAS CATO-C4X-324045)
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