(5Z,11Z,14Z)-8,9-Dihydroxyicosa-5,11,14-trienoic acid CAS 192461-96-4
| CAS No. | 192461-96-4 |
| Molecular Formula | C20H34O4 |
| Molecular Weight | 338.48 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
(5Z,11Z,14Z)-8,9-Dihydroxyicosa-5,11,14-trienoic acid (CAS 192461-96-4), molecular formula C20H34O4 and molecular weight 338.48 g/mol, is a CATO reference standard with documented purity and traceability.
(5Z,11Z,14Z)-8,9-Dihydroxyicosa-5,11,14-trienoic acid (C20H34O4) contains a steroid core, a hydroxyl group, an ether linkage. Its high carbon-to-hydrogen ratio confers good lipid solubility, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. 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.
As a certified reference material (CRM), (5Z,11Z,14Z)-8,9-Dihydroxyicosa-5,11,14-trienoic acid meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C20H34O4 |
| Molecular Weight | 338.48 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at room temperature, keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2011 |
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