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Ethyl heptadecanoate (margaric acid ethyl ester)

Cat No.:V65308 Purity: ≥98%
Ethyl Heptadecanoate is a biochemical compound that could be utilized as a biomaterial or organic/chemical reagent for biomedical research.
Ethyl heptadecanoate (margaric acid ethyl ester)
Ethyl heptadecanoate (margaric acid ethyl ester) Chemical Structure CAS No.: 14010-23-2
Product category: Biochemical Assay Reagents
This product is for research use only, not for human use. We do not sell to patients.
Size Price Stock Qty
500mg
Other Sizes
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Product Description
Ethyl Heptadecanoate is a biochemical compound that could be utilized as a biomaterial or organic/chemical reagent for biomedical research.
Ethyl heptadecanoate (CAS 14010-23-2), also known as ethyl margarate or margaric acid ethyl ester, is a fatty acid ester formed from heptadecanoic acid (margaric acid) and ethanol. Its molecular formula is C19H38O2 with a molecular weight of 298.51 g/mol. The compound appears as a white or colorless to almost white powder to lump to clear liquid at room temperature with a purity of >97.0%. It should be stored in a cool, dark place at <15°C. Ethyl heptadecanoate serves as a biochemical reagent and organic/chemical intermediate for biomedical research. It is also utilized by various species in chemical communication systems.
Biological Activity I Assay Protocols (From Reference)
Targets
Ethyl heptadecanoate does not have a defined primary pharmacological target as it is primarily a chemical reagent and biochemical research tool. As a fatty acid ester, the compound may interact with lipid membranes and lipid-binding proteins. In biochemical research, it may be used as a standard for lipid analysis, as a substrate for esterases and lipases, or as a model compound for studying fatty acid metabolism. Its role in chemical communication systems of various species suggests that it may interact with olfactory receptors or other chemosensory proteins. However, specific pharmacological targets have not been identified for this compound.
ln Vitro
In vitro activity of ethyl heptadecanoate as a standalone compound is not typically evaluated in pharmacological contexts, as it is primarily a chemical reagent and analytical standard. In biochemical research, the compound may be used as a substrate for esterase or lipase activity assays, where hydrolysis of the ester bond releases heptadecanoic acid and ethanol, which can be quantified by chromatographic methods. The compound may also be used as a reference standard in lipid analysis by GC-MS or other analytical techniques. Its role in chemical communication suggests potential activity in olfaction-related assays.
ln Vivo
In vivo activity data for ethyl heptadecanoate are not well documented in the pharmacological literature. The compound is primarily utilized as a chemical reagent and analytical standard rather than as a therapeutic agent. Its presence in pheromone or chemical communication systems of various species suggests that it may have ecological or behavioral functions, but pharmacological studies in mammals are limited. The compound is a fatty acid ester that would be expected to be hydrolyzed and metabolized like other dietary lipids if ingested.
Enzyme Assay
In vitro enzyme assays using ethyl heptadecanoate typically involve esterase or lipase activity measurements. A typical protocol involves incubating the compound with purified esterases, lipases, or tissue homogenates in appropriate buffer systems (e.g., Tris-HCl, pH 7.4–8.0) at 37°C for various time periods. The hydrolysis reaction produces heptadecanoic acid and ethanol, which can be quantified by GC-MS, HPLC, or other chromatographic methods. Enzyme activity is calculated based on the rate of substrate hydrolysis. Controls include reactions without enzyme and with heat-inactivated enzyme. The compound's limited water solubility requires the use of organic solvents or detergents in the assay.
Cell Assay
Cell-based in vitro experiments using ethyl heptadecanoate are not typically performed in pharmacological contexts, as the compound is a chemical reagent and analytical standard. When used in cell biology research, the compound might be tested for effects on lipid metabolism or membrane properties. Standard cell culture protocols would involve seeding cells in appropriate media at 37°C in a 5% CO₂ atmosphere, treating with the compound at various concentrations (with appropriate solubilization), and assessing cellular responses such as lipid accumulation, metabolic changes, or cytotoxicity using standard assays. The compound's limited water solubility should be considered in experimental design.
Animal Protocol
In vivo animal studies for ethyl heptadecanoate are not commonly performed in pharmacological contexts, as the compound is primarily a chemical reagent and analytical standard. For toxicological or metabolic studies, animals might be administered the compound via oral gavage at various dose levels, with assessment of metabolic parameters, lipid profiles, and general toxicity. As a fatty acid ester, the compound would be expected to be hydrolyzed and metabolized through fatty acid oxidation pathways. All animal studies must be conducted in accordance with institutional guidelines.
ADME/Pharmacokinetics
Pharmacokinetic properties of ethyl heptadecanoate have not been extensively characterized. As a fatty acid ester with molecular weight 298.51 g/mol, the compound would be highly lipophilic with very low aqueous solubility. If ingested, the compound would be hydrolyzed by esterases in the gastrointestinal tract or liver, releasing heptadecanoic acid and ethanol. Heptadecanoic acid would be absorbed and metabolized through fatty acid oxidation pathways. The compound's high lipophilicity suggests extensive distribution to adipose tissue. However, detailed pharmacokinetic studies are limited, as the compound is primarily used as a research chemical rather than a pharmaceutical.
Toxicity/Toxicokinetics
Toxicological data for ethyl heptadecanoate are limited, as the compound is handled as a research chemical in laboratory environments. As a fatty acid ester, it is expected to have low acute toxicity. Standard safety precautions should be followed, including the use of appropriate personal protective equipment such as gloves, goggles, and lab coats. The compound may cause irritation to skin, eyes, and respiratory tract upon exposure. Inhalation of dust or vapor should be avoided, and adequate ventilation should be ensured. In case of contact, affected areas should be rinsed with plenty of water. The compound should be stored in a cool, dark place at <15°C, away from strong oxidizing agents. Comprehensive toxicological studies have not been reported.
Additional Infomation
It has been reported that horse chestnut (Aesculus indica) contains ethyl heptadecanate, and relevant data is available for reference.
Ethyl heptadecanoate is a chemical research tool and analytical standard rather than an approved pharmaceutical drug. Its primary applications are in biochemical research as a reference standard for lipid analysis and as a reagent for studying esterase and lipase activity. The compound is also utilized by various species in chemical communication systems, suggesting ecological and behavioral research applications. As a fatty acid ester, it may be used in studies of lipid metabolism, fatty acid oxidation, and lipid biochemistry. No clinical trials or regulatory approvals have been documented for this compound as a therapeutic agent. The compound is commercially available as a research-grade chemical with purity >97.0%, supplied for laboratory research.
These protocols are for reference only. InvivoChem does not independently validate these methods.
Physicochemical Properties
Molecular Formula
C19H38O2
Molecular Weight
298.50
Exact Mass
298.287
CAS #
14010-23-2
PubChem CID
26397
Appearance
<28°C Powder,>28°C Liquid
Density
0.9±0.1 g/cm3
Boiling Point
337.7±5.0 °C at 760 mmHg
Melting Point
28°C
Flash Point
155.2±7.5 °C
Vapour Pressure
0.0±0.7 mmHg at 25°C
Index of Refraction
1.444
LogP
8.68
Hydrogen Bond Donor Count
0
Hydrogen Bond Acceptor Count
2
Rotatable Bond Count
17
Heavy Atom Count
21
Complexity
214
Defined Atom Stereocenter Count
0
SMILES
O(C([H])([H])C([H])([H])[H])C(C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H])=O
InChi Key
KNXMUFRWYNVISA-UHFFFAOYSA-N
InChi Code
InChI=1S/C19H38O2/c1-3-5-6-7-8-9-10-11-12-13-14-15-16-17-18-19(20)21-4-2/h3-18H2,1-2H3
Chemical Name
ethyl heptadecanoate
HS Tariff Code
2934.99.9001
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)
Solubility Data
Solubility (In Vitro)
H2O: 100 mg/mL (335.01 mM)
DMSO: 6.06 mg/mL (20.30 mM)
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
(e.g. IP/IV/IM/SC)
Injection Formulation 1: DMSO : Tween 80: Saline = 10 : 5 : 85 (i.e. 100 μL DMSO stock solution 50 μL Tween 80 850 μL Saline)
*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 : PEG300Tween 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).
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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)]
*Preparation of 20% SBE-β-CD in Saline (4°C,1 week): Dissolve 2 g SBE-β-CD in 10 mL saline to obtain a clear solution.
Injection Formulation 5: 2-Hydroxypropyl-β-cyclodextrin : Saline = 50 : 50 (i.e. 500 μL 2-Hydroxypropyl-β-cyclodextrin 500 μL Saline)
Injection Formulation 6: DMSO : PEG300 : castor oil : Saline = 5 : 10 : 20 : 65 (i.e. 50 μL DMSO 100 μLPEG300 200 μL castor oil 650 μL Saline)
Injection Formulation 7: Ethanol : Cremophor : Saline = 10: 10 : 80 (i.e. 100 μL Ethanol 100 μL Cremophor 800 μL Saline)
Injection Formulation 8: Dissolve in Cremophor/Ethanol (50 : 50), then diluted by Saline
Injection Formulation 9: EtOH : Corn oil = 10 : 90 (i.e. 100 μL EtOH 900 μL Corn oil)
Injection Formulation 10: EtOH : PEG300Tween 80 : Saline = 10 : 40 : 5 : 45 (i.e. 100 μL EtOH 400 μLPEG300 50 μL Tween 80 450 μL 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).
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Oral Formulation 3: Dissolved in PEG400
Oral Formulation 4: Suspend in 0.2% Carboxymethyl cellulose
Oral Formulation 5: Dissolve in 0.25% Tween 80 and 0.5% Carboxymethyl cellulose
Oral Formulation 6: Mixing with food powders


Note: Please be aware that the above formulations are for reference only. InvivoChem strongly recommends customers to read literature methods/protocols carefully before determining which formulation you should use for in vivo studies, as different compounds have different solubility properties and have to be formulated differently.

 (Please use freshly prepared in vivo formulations for optimal results.)
Preparing Stock Solutions 1 mg 5 mg 10 mg
1 mM 3.3501 mL 16.7504 mL 33.5008 mL
5 mM 0.6700 mL 3.3501 mL 6.7002 mL
10 mM 0.3350 mL 1.6750 mL 3.3501 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.

Calculator

Molarity Calculator allows you to calculate the mass, volume, and/or concentration required for a solution, as detailed below:

  • Calculate the Mass of a compound required to prepare a solution of known volume and concentration
  • Calculate the Volume of solution required to dissolve a compound of known mass to a desired concentration
  • Calculate the Concentration of a solution resulting from a known mass of compound in a specific volume
An example of molarity calculation using the molarity calculator is shown below:
What is the mass of compound required to make a 10 mM stock solution in 5 ml of DMSO given that the molecular weight of the compound is 350.26 g/mol?
  • Enter 350.26 in the Molecular Weight (MW) box
  • Enter 10 in the Concentration box and choose the correct unit (mM)
  • Enter 5 in the Volume box and choose the correct unit (mL)
  • Click the “Calculate” button
  • The answer of 17.513 mg appears in the Mass box. In a similar way, you may calculate the volume and concentration.

Dilution Calculator allows you to calculate how to dilute a stock solution of known concentrations. For example, you may Enter C1, C2 & V2 to calculate V1, as detailed below:

What volume of a given 10 mM stock solution is required to make 25 ml of a 25 μM solution?
Using the equation C1V1 = C2V2, where C1=10 mM, C2=25 μM, V2=25 ml and V1 is the unknown:
  • Enter 10 into the Concentration (Start) box and choose the correct unit (mM)
  • Enter 25 into the Concentration (End) box and select the correct unit (mM)
  • Enter 25 into the Volume (End) box and choose the correct unit (mL)
  • Click the “Calculate” button
  • The answer of 62.5 μL (0.1 ml) appears in the Volume (Start) box
g/mol

Molecular Weight Calculator allows you to calculate the molar mass and elemental composition of a compound, as detailed below:

Note: Chemical formula is case sensitive: C12H18N3O4  c12h18n3o4
Instructions to calculate molar mass (molecular weight) of a chemical compound:
  • To calculate molar mass of a chemical compound, please enter the chemical/molecular formula and click the “Calculate’ button.
Definitions of molecular mass, molecular weight, molar mass and molar weight:
  • Molecular mass (or molecular weight) is the mass of one molecule of a substance and is expressed in the unified atomic mass units (u). (1 u is equal to 1/12 the mass of one atom of carbon-12)
  • Molar mass (molar weight) is the mass of one mole of a substance and is expressed in g/mol.
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Reconstitution Calculator allows you to calculate the volume of solvent required to reconstitute your vial.

  • Enter the mass of the reagent and the desired reconstitution concentration as well as the correct units
  • Click the “Calculate” button
  • The answer appears in the Volume (to add to vial) box
In vivo Formulation Calculator (Clear solution)
Step 1: Enter information below (Recommended: An additional animal to make allowance for loss during the experiment)
Step 2: Enter in vivo formulation (This is only a calculator, not the exact formulation for a specific product. Please contact us first if there is no in vivo formulation in the solubility section.)
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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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