| CAS No. | 68399-64-4 |
| Molecular Formula | C8H18O4P |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Structurally, Dimethyl 9-oxo-9H-fluorene-2,6-dicarboxylate (C8H18O4PK) contains a phosphate ester group, a carboxylic acid group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 0.0, corresponding to approximately 0 ring(s) or double-bond equivalent(s). With a molecular weight of 248.30 g/mol, it falls into the medium-molecular-weight range.
CATO supplies Dimethyl 9-oxo-9H-fluorene-2,6-dicarboxylate (CAS 68399-64-4), a certified reference material (molecular formula C8H18O4PK, MW 248.30 g/mol) for analytical method development and quality control.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
| Molecular Formula | C8H18O4P K |
| Molecular Weight | 248.30 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 0.0 |
| CAS Registry Year (est.) | 1976 |