N-(3',6'-Dihydroxy-3-oxo-3H-spiro[isobenzofuran-1,9'-xanthen]-5-yl)-2,3,4,5,6-pentafluorobenzamide CAS 209540-56-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 209540-56-7 |
| Molecular Formula | C27H14F5NO6 |
| Molecular Weight | 543.40 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
N-(3',6'-Dihydroxy-3-oxo-3H-spiro[isobenzofuran-1,9'-xanthen]-5-yl)-2,3,4,5,6-pentafluorobenzamide (CAS 209540-56-7) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C27H14F5NO6. Molecular weight: 543.40 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C27H14F5NO6 |
| Molecular Weight | 543.40 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) | 19.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2016 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 1 |
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