ethyl (5Z,8Z,11Z,14Z)-nonadeca-5,8,11,14-tetraenoate CAS 860629-94-3
| CAS No. | 860629-94-3 |
| Molecular Formula | C21H34O2 |
| Molecular Weight | 318.49 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 ethyl (5Z,8Z,11Z,14Z)-nonadeca-5,8,11,14-tetraenoate.
ethyl (5Z,8Z,11Z,14Z)-nonadeca-5,8,11,14-tetraenoate (CAS 860629-94-3) is a high-purity analytical reference standard with the molecular formula C21H34O2 and a molecular weight of 318.49 g/mol.
Based on its molecular formula C21H34O2, ethyl (5Z,8Z,11Z,14Z)-nonadeca-5,8,11,14-tetraenoate contains a steroid core, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 318.49 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.
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), ethyl (5Z,8Z,11Z,14Z)-nonadeca-5,8,11,14-tetraenoate 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 | C21H34O2 |
| Molecular Weight | 318.49 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | >95% |
| 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.) | 1987 |
Recommended Standards
- (2E,6E,10E)-3,7,11,15-tetramethylhexadeca-2,6,10,14-tetraen-1-yl formate (CAS 125456-63-5)
- ethyl (5E,8E,11E,14E)-nonadeca-5,8,11,14-tetraenoate (CAS CATO-C4X-289030)
- Pregnanolone (CAS 128-20-1)
- Zuranolone impurity 1 (CAS CATO-C4X-30381)
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- [cis-2-(aminomethyl)cyclopropyl]methanol (CAS 102225-89-8)
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- dimethyl 1-methylimidazole-2,4-dicarboxylate (CAS 84198-72-1)
- Nortilidine HCl (CAS 34596-11-7)
- Insulin Degludec Impurity 8 (CAS CATO-C4X-21578)
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