5,9-Dibromo-7,7-diphenyl-7H-benzo[c]fluorene CAS 854952-90-2
| CAS No. | 854952-90-2 |
| Molecular Formula | C29H18Br2 |
| Molecular Weight | 526.26 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 5,9-Dibromo-7,7-diphenyl-7H-benzo[c]fluorene is closely related to bromine substitution, a polycyclic aromatic system in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
CATO supplies 5,9-Dibromo-7,7-diphenyl-7H-benzo[c]fluorene (CAS 854952-90-2), a certified reference material (molecular formula C29H18Br2, MW 526.26 g/mol) for analytical method development and quality control.
Owing to bromine substitution, a polycyclic aromatic system, 5,9-Dibromo-7,7-diphenyl-7H-benzo[c]fluorene is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 526.26 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 5,9-Dibromo-7,7-diphenyl-7H-benzo[c]fluorene under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C29H18Br2 |
| Molecular Weight | 526.26 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| 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) | 20.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | Br-containing |
Related Dibromo Standards
- 2,7-Dibromo-9,9-bis(2-(2-methoxyethoxy)ethyl)-9H-fluorene (CAS 180690-29-3)
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- 3,6-Dibromo-9-(4-octoxyphenyl)carbazole (CAS 917773-26-3)
- 3,6-dibromo-9-{4-[(2-ethylhexyl)oxy]phenyl}-9H-carbazole (CAS 946491-48-1)
- 4,7-Dibromo-2-(2-hexyldecyl)-1H-isoindole-1,3(2H)-dione (CAS 1612792-27-4)
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Recommended Standards
- n,n'-(Perchloro-1,4-phenylene)dibenzenesulfonamide (CAS 50389-12-3)
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- Abiraterone Impurity 53 (CAS 86770-60-7)
- 1-(2,4-Dichlorobenzyl)-3-(5-((3,4-dichlorobenzyl)thio)-4-methyl-4H-1,2,4-triazol-3-yl)pyridin-2(1H)-one (CAS 477853-21-7)
- (2-Bromo-5-(trifluoromethoxy)phenyl)boronic acid (CAS 957034-55-8)
- 1-Benzyl-4-(5-fluoropyridin-2-yl)piperazine (CAS 1779120-88-5)
- 3-(Aminomethyl)-4-methoxybenzaldehyde (CAS 400756-57-2)
- 3-(Pyridin-3-yl)butanoic acid (CAS 916262-57-2)
- 2-(((5-Chloro-1,2,3-thiadiazol-4-yl)methyl)(methyl)amino)-N-(2-methoxyethyl)acetamide (CAS 1271382-18-3)
- Benzo[d][1,3,2]dioxathiole 2,2-dioxide (CAS 4074-55-9)
- 2-Chloro-5-iodothiazole-4-carboxylic acid (CAS 1823960-81-1)
- 2-(2-Methoxyethoxy)-5-sulfamoylbenzoic acid (CAS 1094294-07-1)
- 5-Chloro-3-methyl-3-propyl-3H-indole (CAS 923037-19-8)
- Prolactin-Releasing Peptide (1-31) (human) (CAS 215510-22-8)
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