Cholesteryl linolelaidate CAS 70190-89-5
| CAS No. | 70190-89-5 |
| Molecular Formula | C45H76O2 |
| Molecular Weight | 649.08 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), Cholesteryl linolelaidate 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.
CATO supplies Cholesteryl linolelaidate (CAS 70190-89-5), a certified reference material (molecular formula C45H76O2, MW 649.08 g/mol) for analytical method development and quality control.
Structurally, Cholesteryl linolelaidate (C45H76O2) contains a carboxylic acid group, a hydroxyl group, an ether linkage, a polycyclic aromatic system. The molecule exhibits a degree of unsaturation (DBE) of 8.0, corresponding to approximately 8 ring(s) or double-bond equivalent(s). With a molecular weight of 649.08 g/mol, it falls into the high-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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.
Physical & Chemical Properties
| Molecular Formula | C45H76O2 |
| Molecular Weight | 649.08 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1977 |
Related Cholesteryl Standards
- 75427237HI 604-33-1 Cholesteryl linoleate Cholest-5-en-3-ol (3beta)-, 9,12-octadecadienoate, (Z,Z)- (9CI) (Z,Z)-(3beta)-Cholest-5-en-3-ol, 9,12-octadecadienoate Cholest-5-en-3beta-yl (Z,Z)-octadeca-9,12-dienoate Cholesterol, linoleate (8CI) Cholest-5-en-3-ol (3beta)-, 3-((9Z,12Z)-9,12-octadecadienoate) Cholest-5-en-3-ol (3beta)-, (9Z,12Z)-9,12-octadecadienoate EINECS 210-065-9 NSC 18183 UNII-75427237HI (CAS 604-33-1)
- Cholesteryl Linolenate (CAS 2545-22-4)
- Cholesteryl elaidate (CAS 19485-76-8)
- Cholesteryl oleate (CAS 303-43-5)
- Cholesteryl stearate (CAS 35602-69-8)
- Cholesteryl hexadecyl carbonate (CAS 15455-87-5)
- Cholesteryl heptadecanoate (CAS 24365-37-5)
- Cholesteryl palmitelaidate (CAS 102679-72-1)
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