Cholesteryl heptadecanoate
Based on 1 Customer Validation
Cholesteryl heptadecanoate is a cholesteryl ester internal standard that accurately determines the concentration of free cholesterol in cells without hydrolyzing triglycerides. Cholesteryl heptadecanoate can be used for the quantitative determination of cholesteryl esters by GC or LC mass spectrometry.
For research use only. We do not sell to patients.
- Purity: 98.0%
- CAS No.: 24365-37-5
- Formula: C44H78O2
- Molecular Weight:639.09
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Storage:
-20°C, stored under nitrogen
* In solvent : -80°C, 6 months; -20°C, 1 month (stored under nitrogen)
Biological Activity
Chemical Information
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CAS No. 24365-37-5
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Appearance Solid
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Molecular Weight 639.09
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Formula C44H78O2
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Color White to off-white
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SMILES
C[C@@]12[C@]3([H])[C@](CC=C1C[C@H](CC2)OC(CCCCCCCCCCCCCCCC)=O)([H])[C@@]4([H])[C@](CC3)([C@@](CC4)([H])[C@H](C)CCCC(C)C)C
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Shipping
Room temperature in continental US; may vary elsewhere.
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Storage
-20°C, stored under nitrogen
* In solvent : -80°C, 6 months; -20°C, 1 month (stored under nitrogen)
Solvent & Solubility
Chloroform : 50 mg/mL (78.24 mM; Need ultrasonic)
Please refer to the solubility information to select the appropriate solvent. Once prepared, please aliquot and store the solution to prevent product inactivation from repeated freeze-thaw cycles.
Storage method and period of stock solution: -80°C, 6 months; -20°C, 1 month (stored under nitrogen). When stored at -80°C, please use it within 6 months. When stored at -20°C, please use it within 1 month.
Please refer to the solubility information to select the appropriate solvent. Once prepared, please aliquot and store the solution to prevent product inactivation from repeated freeze-thaw cycles.
Storage method and period of stock solution: -80°C, 6 months; -20°C, 1 month (stored under nitrogen). When stored at -80°C, please use it within 6 months. When stored at -20°C, please use it within 1 month.
Concentration (start) × Volume (start) = Concentration (final) × Volume (final)
Purity & Documentation
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Data Sheet (263 KB)
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SDS (394 KB)
- English - EN (394 KB)
- Français - FR (394 KB)
- Deutsch - DE (394 KB)
- Norwegian - NO (394 KB)
- Español - ES (394 KB)
- Swedish - SV (394 KB)
- Italian - IT (394 KB)
- Korean - KR (394 KB)
- Portuguese - PT (394 KB)
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Handling Instructions (2659 KB)
References
[1]. Cullen P, et al. An improved method for quantification of cholesterol and cholesteryl esters in human monocyte-derived macrophages by high performance liquid chromatography with identification of unassigned cholesteryl ester species by means of secondary ion mass spectrometry. J Lipid Res. 1997 Feb;38(2):401-9. [Content Brief]
Complete Stock Solution Preparation Table
Please refer to the solubility information to select the appropriate solvent. Once prepared, please aliquot and store the solution to prevent product inactivation from repeated freeze-thaw cycles.
Storage method and period of stock solution: -80°C, 6 months; -20°C, 1 month (stored under nitrogen). When stored at -80°C, please use it within 6 months. When stored at -20°C, please use it within 1 month.
| Optional Solvent | Concentration Solvent Mass | 1 mg | 5 mg | 10 mg | 25 mg |
|---|---|---|---|---|---|
| Chloroform | 1 mM | 1.5647 mL | 7.8236 mL | 15.6472 mL | 39.1181 mL |
| 5 mM | 0.3129 mL | 1.5647 mL | 3.1294 mL | 7.8236 mL | |
| 10 mM | 0.1565 mL | 0.7824 mL | 1.5647 mL | 3.9118 mL | |
| 15 mM | 0.1043 mL | 0.5216 mL | 1.0431 mL | 2.6079 mL | |
| 20 mM | 0.0782 mL | 0.3912 mL | 0.7824 mL | 1.9559 mL | |
| 25 mM | 0.0626 mL | 0.3129 mL | 0.6259 mL | 1.5647 mL | |
| 30 mM | 0.0522 mL | 0.2608 mL | 0.5216 mL | 1.3039 mL | |
| 40 mM | 0.0391 mL | 0.1956 mL | 0.3912 mL | 0.9780 mL | |
| 50 mM | 0.0313 mL | 0.1565 mL | 0.3129 mL | 0.7824 mL | |
| 60 mM | 0.0261 mL | 0.1304 mL | 0.2608 mL | 0.6520 mL |