(9Z,12Z,15Z)-Octadeca-9,12,15-trienamide CAS 79356-91-5
| CAS No. | 79356-91-5 |
| Molecular Formula | C18H31NO |
| Molecular Weight | 277.44 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including (9Z,12Z,15Z)-Octadeca-9,12,15-trienamide.
(9Z,12Z,15Z)-Octadeca-9,12,15-trienamide (CAS 79356-91-5), molecular formula C18H31NO and molecular weight 277.44 g/mol, is a CATO reference standard with documented purity and traceability.
(9Z,12Z,15Z)-Octadeca-9,12,15-trienamide (C18H31NO) contains a steroid core, an amide group, a hydroxyl group, an ether linkage. Its high carbon-to-hydrogen ratio confers good lipid solubility; these physicochemical properties determine the optimal preparation and storage of its standard solutions. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
As a certified reference material (CRM), (9Z,12Z,15Z)-Octadeca-9,12,15-trienamide 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 | C18H31NO |
| Molecular Weight | 277.44 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1979 |
| Nitrogen Atoms | 1 |
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