Bis(2-chlorophenyl) 9H-fluorene-2,7-disulfonate CAS 302904-41-2
| CAS No. | 302904-41-2 |
| Molecular Formula | C25H16Cl2O6S2 |
| Molecular Weight | 547.43 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C25H16Cl2O6S2, Bis(2-chlorophenyl) 9H-fluorene-2,7-disulfonate contains a flavonoid core, a sulfone group, a hydroxyl group, an ether linkage, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 547.43 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Bis(2-chlorophenyl) 9H-fluorene-2,7-disulfonate (CAS 302904-41-2) is a high-purity analytical reference standard with the molecular formula C25H16Cl2O6S2 and a molecular weight of 547.43 g/mol.
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 Bis(2-chlorophenyl) 9H-fluorene-2,7-disulfonate 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 | C25H16Cl2O6S2 |
| Molecular Weight | 547.43 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 17.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Sulfur Atoms | 2 |
Related Bis Standards
- 2-{[2,2-bis(4-chlorophenyl)-2-hydroxyethyl]amino}-1,1-bis(4-chlorophenyl)-1-ethanol 882747-76-4 KS-00003AJ1 (CAS 882747-76-4)
- 3-{4-[(2-chlorophenyl)methyl]-5-oxo-4h,5h-[1,2,4]triazolo[4,3-a]quinazolin-1-yl}-N-(2-{[(furan-2-yl)methyl](propan-2-yl)amino}ethyl)propanamide (CAS 902965-92-8)
- 1-(5-((4-Chlorophenyl)thio)-4-(2,4-dichlorophenyl)thiazol-2-yl)-4-(4-fluorophenyl)-1H-pyrazol-5-amine (CAS 957002-66-3)
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- 2-(4-(4-Chlorophenyl)-1H-pyrazol-1-yl)-5-((4-chlorophenyl)thio)-4-(2,4-dichlorophenyl)thiazole (CAS 956977-54-1)
- N-[(3-Chlorophenyl)methyl]-N-(2-{N-[(3-chlorophenyl)methyl]-1-(4-methylphenyl)formamido}ethyl)-4-methylbenzamide (CAS 338775-04-5)
- 2-(4-Chlorophenyl)-2-{6-[(4-chlorophenyl)(cyano)(morpholin-4-yl)methyl]pyridazin-3-yl}-2-(morpholin-4-yl)acetonitrile (CAS 439111-85-0)
- N-(4-chlorophenyl)-2-(1,1,2,2,3,3,4,4,5,5,6,6,6-tridecafluorohexyl)benzamide (CAS 680213-69-8)
Recommended Standards
- N-((4-(4-Bromophenyl)-5-((2-oxo-2-(thiazol-2-ylamino)ethyl)thio)-4H-1,2,4-triazol-3-yl)methyl)-2-fluorobenzamide (CAS 391899-00-6)
- Ketoconazole N-Oxide (and enantiomer) (CAS 254912-65-7)
- X-376 (CAS 1365267-27-1)
- Ketoconazole N-Oxide (CAS 1392277-16-5)
- tert-Butyl 5,6-difluoro-3-iodo-1H-indazole-1-carboxylate (CAS 944904-51-2)
- Imidazo[1,2-a]pyrimidine hydrobromide (CAS 62786-44-1)
- (3-((4-(Methoxycarbonyl)phenyl)carbamoyl)phenyl)boronic acid (CAS 874460-00-1)
- 1-(chloromethoxy)-1H-benzo[d][1,2,3]triazole (CAS 3912-23-0)
- Tert-butyl 3-(2-chloro-4-hydroxyphenyl)-3-hydroxyazetidine-1-carboxylate (CAS 2165357-53-7)
- 3-Chloro-4-(trifluoromethyl)-5,6,7,8-tetrahydropyrido[3,2-c]pyridazin-8-ol (CAS 2913147-27-8)
- 1-(4-Fluorophenyl)-2-(3-nitro-1h-pyrazol-1-yl)ethan-1-one (CAS 1240568-08-4)
- DABAL-trimethylaluminum (CAS 137203-34-0)
- Ethyl 3-chloro-1-methyl-1H-pyrazole-4-carboxylate (CAS 118197-42-5)
- Insulin Degludec Impurity 2 (CAS CATO-C4X-21572)
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