| Size | Price | Stock | Qty |
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| 1mg |
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| 5mg |
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| Other Sizes |
| Targets |
Cholesterol-d6 targets the same biological pathways as unlabeled cholesterol. Cholesterol is a major sterol produced in mammalian cells that is required for cell viability and proliferation. It is a structural component of plasma membranes and serves as a precursor for steroid hormones and bile acids. The deuterated form is used to study lipid metabolism, cardiovascular health, and steroid biosynthesis.
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| ln Vitro |
Drug compounds have included stable heavy isotopes of carbon, hydrogen, and other elements, mostly as quantitative tracers while the drugs were being developed. Because deuteration may have an effect on a drug's pharmacokinetics and metabolic properties, it is a cause for concern [1].
In vitro, Cholesterol-d6 is used as a tracer to study cholesterol metabolism, membrane dynamics, and lipid signaling. The compound is added to cell culture media to track cholesterol uptake, incorporation into membranes, and metabolic fate. It does not exhibit intrinsic pharmacological activity but serves as a quantitative tool for studying cellular lipid metabolism. |
| ln Vivo |
In vivo, Cholesterol-d6 is used in metabolic studies to trace cholesterol absorption, distribution, metabolism, and excretion. The deuterium label allows for precise quantification of the compound and its metabolites in biological fluids and tissues using mass spectrometry. It is used in research on lipid metabolism and cardiovascular health.
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| Enzyme Assay |
As an analytical standard, Cholesterol-d6 is used in lipidomics and sterol analysis. Typical protocols involve spiking the labeled compound into samples prior to extraction and analysis by GC-MS or LC-MS. The compound serves as an internal standard to correct for matrix effects and instrument variability.
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| Cell Assay |
In vitro cell culture experiments using Cholesterol-d6 involve treating cells with the labeled sterol and analyzing its uptake and metabolism by mass spectrometry. The compound can be used to study cholesterol metabolism, membrane dynamics, and the effects of cholesterol on cellular function in various cell types.
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| Animal Protocol |
In vivo animal studies using Cholesterol-d6 involve administering the compound to rodents via oral gavage. Blood samples are collected at various time points, and the concentration of the labeled compound is measured by mass spectrometry. Tissue distribution and metabolic profiling can also be performed.
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| ADME/Pharmacokinetics |
Cholesterol-d6 exhibits pharmacokinetic properties similar to those of unlabeled cholesterol. Cholesterol is absorbed from the gastrointestinal tract, incorporated into lipoproteins, and distributed throughout the body. It is metabolized in the liver and excreted primarily in bile. The deuterium label provides a distinct mass shift for analytical detection.
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| Toxicity/Toxicokinetics |
Cholesterol-d6 is considered safe for research use at typical concentrations. Cholesterol is a naturally occurring sterol with a well-established safety profile at physiological concentrations. As a stable isotope-labeled compound, it is not intended for therapeutic use and is handled under standard laboratory safety practices.
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| References | |
| Additional Infomation |
Cholesterol-d6 (Cholesterol-26,26,26,27,27,27-d6) has a molecular formula of C27H40D6O and a molecular weight of 392.69. Isotopic enrichment is 98 atom% D with an assay of 97% (CP). It is intended for use as an internal standard for the quantification of cholesterol by GC- or LC-MS. It is stored as powder at -20°C for 3 years or in solvent at -80°C for 6 months.
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| Molecular Formula |
C27H46O
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|---|---|
| Molecular Weight |
392.690518856049
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| Exact Mass |
392.393
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| CAS # |
60816-17-3
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| Related CAS # |
Cholesterol;57-88-5;Cholesterol-d7;83199-47-7
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| PubChem CID |
11811276
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| Appearance |
White to off-white solid powder
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| Density |
1.003 g/cm3
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| Boiling Point |
360ºC
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| Melting Point |
147-149ºC
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| Flash Point |
209.291ºC
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| LogP |
7.388
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| Hydrogen Bond Donor Count |
1
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| Hydrogen Bond Acceptor Count |
1
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| Rotatable Bond Count |
5
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| Heavy Atom Count |
28
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| Complexity |
591
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| Defined Atom Stereocenter Count |
8
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| SMILES |
[2H]C([2H])([2H])C(CCC[C@@H](C)[C@H]1CC[C@@H]2[C@@]1(CC[C@H]3[C@H]2CC=C4[C@@]3(CC[C@@H](C4)O)C)C)C([2H])([2H])[2H]
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| InChi Key |
HVYWMOMLDIMFJA-QSOBUISFSA-N
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| InChi Code |
InChI=1S/C27H46O/c1-18(2)7-6-8-19(3)23-11-12-24-22-10-9-20-17-21(28)13-15-26(20,4)25(22)14-16-27(23,24)5/h9,18-19,21-25,28H,6-8,10-17H2,1-5H3/t19-,21+,22+,23-,24+,25+,26+,27-/m1/s1/i1D3,2D3
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| Chemical Name |
(3S,8S,9S,10R,13R,14S,17R)-10,13-dimethyl-17-[(2R)-7,7,7-trideuterio-6-(trideuteriomethyl)heptan-2-yl]-2,3,4,7,8,9,11,12,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-3-ol
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| HS Tariff Code |
2934.99.9001
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| Storage |
Powder -20°C 3 years 4°C 2 years In solvent -80°C 6 months -20°C 1 month |
| Shipping Condition |
Room temperature (This product is stable at ambient temperature for a few days during ordinary shipping and time spent in Customs)
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| Solubility (In Vitro) |
May dissolve in DMSO (in most cases), if not, try other solvents such as H2O, Ethanol, or DMF with a minute amount of products to avoid loss of samples
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| Solubility (In Vivo) |
Note: Listed below are some common formulations that may be used to formulate products with low water solubility (e.g. < 1 mg/mL), you may test these formulations using a minute amount of products to avoid loss of samples.
Injection Formulations
Injection Formulation 1: DMSO : Tween 80： Saline = 10 : 5 : 85 (i.e. 100 μL DMSO stock solution → 50 μL Tween 80 → 850 μL Saline)(e.g. IP/IV/IM/SC) *Preparation of saline: Dissolve 0.9 g of sodium chloride in 100 mL ddH ₂ O to obtain a clear solution. Injection Formulation 2: DMSO : PEG300 ：Tween 80 : Saline = 10 : 40 : 5 : 45 (i.e. 100 μL DMSO → 400 μLPEG300 → 50 μL Tween 80 → 450 μL Saline) Injection Formulation 3: DMSO : Corn oil = 10 : 90 (i.e. 100 μL DMSO → 900 μL Corn oil) Example: Take the Injection Formulation 3 (DMSO : Corn oil = 10 : 90) as an example, if 1 mL of 2.5 mg/mL working solution is to be prepared, you can take 100 μL 25 mg/mL DMSO stock solution and add to 900 μL corn oil, mix well to obtain a clear or suspension solution (2.5 mg/mL, ready for use in animals). View More
Injection Formulation 4: DMSO : 20% SBE-β-CD in saline = 10 : 90 [i.e. 100 μL DMSO → 900 μL (20% SBE-β-CD in saline)] Oral Formulations
Oral Formulation 1: Suspend in 0.5% CMC Na (carboxymethylcellulose sodium) Oral Formulation 2: Suspend in 0.5% Carboxymethyl cellulose Example: Take the Oral Formulation 1 (Suspend in 0.5% CMC Na) as an example, if 100 mL of 2.5 mg/mL working solution is to be prepared, you can first prepare 0.5% CMC Na solution by measuring 0.5 g CMC Na and dissolve it in 100 mL ddH2O to obtain a clear solution; then add 250 mg of the product to 100 mL 0.5% CMC Na solution, to make the suspension solution (2.5 mg/mL, ready for use in animals). View More
Oral Formulation 3: Dissolved in PEG400 (Please use freshly prepared in vivo formulations for optimal results.) |
| Preparing Stock Solutions | 1 mg | 5 mg | 10 mg | |
| 1 mM | 2.5465 mL | 12.7327 mL | 25.4654 mL | |
| 5 mM | 0.5093 mL | 2.5465 mL | 5.0931 mL | |
| 10 mM | 0.2547 mL | 1.2733 mL | 2.5465 mL |
*Note: Please select an appropriate solvent for the preparation of stock solution based on your experiment needs. For most products, DMSO can be used for preparing stock solutions (e.g. 5 mM, 10 mM, or 20 mM concentration); some products with high aqueous solubility may be dissolved in water directly. Solubility information is available at the above Solubility Data section. Once the stock solution is prepared, aliquot it to routine usage volumes and store at -20°C or -80°C. Avoid repeated freeze and thaw cycles.
Calculation results
Working concentration： mg/mL；
Method for preparing DMSO stock solution： mg drug pre-dissolved in μL DMSO (stock solution concentration mg/mL). Please contact us first if the concentration exceeds the DMSO solubility of the batch of drug.
Method for preparing in vivo formulation:：Take μL DMSO stock solution, next add μL PEG300, mix and clarify, next addμL Tween 80, mix and clarify, next add μL ddH2O，mix and clarify.
(1) Please be sure that the solution is clear before the addition of next solvent. Dissolution methods like vortex, ultrasound or warming and heat may be used to aid dissolving.
(2) Be sure to add the solvent(s) in order.
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