4,7,2',7'-Tetrachloro-6-carboxyfluorescein CAS 155911-14-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 155911-14-1 |
| Molecular Formula | C21H8Cl4O7 |
| Molecular Weight | 514.10 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order 4,7,2',7'-Tetrachloro-6-carboxyfluorescein (CAS 155911-14-1) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C21H8Cl4O7. Molecular weight: 514.10 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C21H8Cl4O7 |
| Molecular Weight | 514.10 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, 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) | 16.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2001 |
| Halogen Content | Cl-containing |
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Recommended Standards
- 2,2,3,4,4,5,5,6,6,7,8,8,8-Tridecafluoro-3,7-bis(trifluoromethyl)-octanoic Acid (CAS 172155-07-6)
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- Perfluorodecanoic Acid (CAS 335-76-2)
- 2-Bromo-N-(2-ethyl-6-methylphenyl)acetamide (CAS 70529-06-5)
- 2-Bromo-N-phenylbenzenesulfonamide (CAS 683739-37-9)
- 3,4-Dimethylhexan-3-ol (CAS 19550-08-4)
- 3-Bromo-4-((2-methylbenzyl)oxy)benzohydrazide (CAS 1706453-44-2)
- 2-Chloro-N,N-dimethylisonicotinamide (CAS 209262-63-5)
- (S)-1-(3-bromo-4-fluorophenyl)butan-1-amine (CAS 1212857-90-3)
- Osteoblast Activating Peptide (mouse, rat) (H-7262.0500) (CAS 1222950-80-2)
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