2,7,8-Trimethyl-2-(4,8,12-trimethyltridecyl)chroman-6-ol CAS 7616-22-0
| CAS No. | 7616-22-0 |
| Molecular Formula | C28H48O2 |
| Molecular Weight | 416.68 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.
2,7,8-Trimethyl-2-(4,8,12-trimethyltridecyl)chroman-6-ol (CAS 7616-22-0), molecular formula C28H48O2 and molecular weight 416.68 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 2,7,8-Trimethyl-2-(4,8,12-trimethyltridecyl)chroman-6-ol (C28H48O2) contains a steroid core, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 5.0, corresponding to approximately 5 ring(s) or double-bond equivalent(s). With a molecular weight of 416.68 g/mol, it falls into the moderately-high-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 | C28H48O2 |
| Molecular Weight | 416.68 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at room temperature |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1959 |
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