5,8-Dihydro-10-(1-methylethylidene)-5,8-methanonaphtho[2,3-d]-1,3-dioxole CAS 1486571-49-6
| CAS No. | 1486571-49-6 |
| Molecular Formula | C15H14O2 |
| Molecular Weight | 226.27 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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.
5,8-Dihydro-10-(1-methylethylidene)-5,8-methanonaphtho[2,3-d]-1,3-dioxole (CAS 1486571-49-6), molecular formula C15H14O2 and molecular weight 226.27 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 5,8-Dihydro-10-(1-methylethylidene)-5,8-methanonaphtho[2,3-d]-1,3-dioxole (C15H14O2) contains a carboxylic acid group, a hydroxyl group, an ether linkage, a polycyclic aromatic system. The molecule exhibits a degree of unsaturation (DBE) of 9.0, corresponding to approximately 9 ring(s) or double-bond equivalent(s). With a molecular weight of 226.27 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C15H14O2 |
| Molecular Weight | 226.27 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1992 |
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