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α-Amyrin

Cat No.:V42303 Purity: ≥98%
Alpha-aromatic resin alcohol is a pentacyclic triterpenoid compound.
α-Amyrin
α-Amyrin Chemical Structure CAS No.: 638-95-9
Product category: New3
This product is for research use only, not for human use. We do not sell to patients.
Size Price Stock Qty
1mg
5mg
Other Sizes
Official Supplier of:
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Purity & Quality Control Documentation

Purity: ≥98%

Product Description
Alpha-aromatic resin alcohol is a pentacyclic triterpenoid compound. Alpha-amyrinol has long-lasting analgesic and anti~inflammatory properties. Alpha-aromatic resin alcohol may be utilized in the research/study of inflammation.
α-Amyrin is a pentacyclic triterpenoid compound with oral activity. It activates the ERK and GSK-3β signaling pathways. α-Amyrin can be used in the study of metabolic syndrome induced by high fructose diet and cognitive dysfunction caused by low cholinergic neurotransmission. It has been found to inhibit HIV-1 reverse transcriptase with an IC50 of 3.3 µM. Its molecular formula is C30H50O with a molecular weight of 426.72 g/mol. α-Amyrin is a natural triterpenoid with diverse biological activities.
Biological Activity I Assay Protocols (From Reference)
Targets
α-Amyrin has multiple targets and biological activities. It activates the ERK and GSK-3β signaling pathways. It inhibits HIV-1 reverse transcriptase with an IC50 of 3.3 µM. The compound has long-lasting analgesic and anti-inflammatory properties. As a natural triterpenoid, it interacts with various cellular targets involved in inflammation, metabolism, and neuroprotection. Its diverse activities make it a subject of research for multiple disease indications.
ln Vitro
In vitro, α-Amyrin has been shown to activate ERK and GSK-3β signaling pathways. It inhibits HIV-1 reverse transcriptase with an IC50 of 3.3 µM. The compound has demonstrated anti-inflammatory and analgesic activities in various cell-based assays. Its effects on cell signaling and enzyme activity support its potential for studying metabolic syndrome, cognitive dysfunction, and viral infections.
ln Vivo
In vivo, α-Amyrin has oral activity and can be used in the study of metabolic syndrome induced by high fructose diet and cognitive dysfunction caused by low cholinergic neurotransmission. It has long-lasting analgesic and anti-inflammatory properties. The compound has been isolated from various plant sources and has diverse biological activities. Specific in vivo efficacy data in disease models would be detailed in the primary literature.
Enzyme Assay
For enzyme inhibition assays, HIV-1 reverse transcriptase is incubated with a template-primer and nucleotides in assay buffer. α-Amyrin is added at various concentrations (typically 0.1-100 µM). Enzyme activity is measured by monitoring nucleotide incorporation, and IC50 values are calculated. For cell signaling studies, cells are treated with α-Amyrin, and phosphorylation of ERK and GSK-3β is assessed by Western blotting.
Cell Assay
For cell-based assays, cells are treated with α-Amyrin at various concentrations for different time points. Cell viability, proliferation, and signaling pathway activation are assessed. Anti-inflammatory activity can be evaluated by measuring cytokine production in response to inflammatory stimuli. The compound's effects on metabolic parameters such as glucose uptake or lipid metabolism can also be assessed in relevant cell types.
Animal Protocol
For in vivo studies, animal models of metabolic syndrome (such as high fructose diet-induced models) or cognitive dysfunction (such as models of low cholinergic neurotransmission) would be used. α-Amyrin would be administered orally at doses determined from pharmacokinetic studies. Metabolic parameters (blood glucose, lipids), cognitive function (behavioral tests), and inflammatory markers would be assessed to evaluate efficacy. However, specific protocols for α-Amyrin have not been detailed.
ADME/Pharmacokinetics
α-Amyrin has oral activity. As a pentacyclic triterpenoid, it has favorable lipophilic properties for oral absorption. Its molecular weight of 426.72 g/mol is within the typical range for drug-like molecules. Further detailed PK parameters including half-life, bioavailability, and tissue distribution would be available in the primary literature. The compound is typically stored at -20°C for long-term stability.
Toxicity/Toxicokinetics
Toxicological data for α-Amyrin have not been extensively reported in the available literature. As a natural product, it has been used in traditional medicine and is generally considered to have a favorable safety profile. However, comprehensive toxicology studies would be required for clinical development. Standard laboratory safety precautions should be followed when handling this compound.
References

[1]. α-Amyrin induces GLUT4 translocation mediated by AMPK and PPARδ/γ in C2C12 myoblasts. Can J Physiol Pharmacol. 2021 Sep;99(9):935-942.

[2]. α-Amyrin attenuates high fructose diet-induced metabolic syndrome in rats. Appl Physiol Nutr Metab. 2017 Jan;42(1):23-32.

[3]. Amyrin attenuates scopolamine-induced cognitive impairment in mice. Biol Pharm Bull. 2014;37(7):1207-13.

Additional Infomation
α-Amyrinol is a pentacyclic triterpenoid compound belonging to the arbutin type, with a double bond between positions 12 and 13, and a hydrogen atom at the 3β position replaced by a hydroxyl group. It is a pentacyclic triterpenoid and also a secondary alcohol. It is derived from the hydride of arbutin. α-Amyrinol has been reported to be found in tea tree (Camellia sinensis), elderberry (Sambucus chinensis), and other organisms with relevant data. See also: Calendula (partial); Viburnum bark (partial); Eupatorium perfoliatum whole plant (partial)... See more...
α-Amyrin is a pentacyclic triterpenoid compound with oral activity. It activates ERK and GSK-3β signaling pathways. α-Amyrin can be used in the study of metabolic syndrome and cognitive dysfunction. It inhibits HIV-1 reverse transcriptase with IC50 of 3.3 µM. The compound has long-lasting analgesic and anti-inflammatory properties. α-Amyrin is a research compound and is not approved for clinical use.
These protocols are for reference only. InvivoChem does not independently validate these methods.
Physicochemical Properties
Molecular Formula
C30H50O
Molecular Weight
426.72
Exact Mass
426.386
CAS #
638-95-9
PubChem CID
73170
Appearance
White to off-white solid powder
Density
1.0±0.1 g/cm3
Boiling Point
493.8±45.0 °C at 760 mmHg
Melting Point
178-183°C
Flash Point
218.6±21.0 °C
Vapour Pressure
0.0±2.8 mmHg at 25°C
Index of Refraction
1.538
LogP
11.01
Hydrogen Bond Donor Count
1
Hydrogen Bond Acceptor Count
1
Rotatable Bond Count
0
Heavy Atom Count
31
Complexity
779
Defined Atom Stereocenter Count
10
SMILES
C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)O)C)C)[C@@H]2[C@H]1C)C)C
InChi Key
FSLPMRQHCOLESF-SFMCKYFRSA-N
InChi Code
InChI=1S/C30H50O/c1-19-11-14-27(5)17-18-29(7)21(25(27)20(19)2)9-10-23-28(6)15-13-24(31)26(3,4)22(28)12-16-30(23,29)8/h9,19-20,22-25,31H,10-18H2,1-8H3/t19-,20+,22+,23-,24+,25+,27-,28+,29-,30-/m1/s1
Chemical Name
(3S,4aR,6aR,6bS,8aR,11R,12S,12aR,14aR,14bR)-4,4,6a,6b,8a,11,12,14b-octamethyl-2,3,4a,5,6,7,8,9,10,11,12,12a,14,14a-tetradecahydro-1H-picen-3-ol
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

Note: This product requires protection from light (avoid light exposure) during transportation and storage.
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)
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
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 2.3435 mL 11.7173 mL 23.4346 mL
5 mM 0.4687 mL 2.3435 mL 4.6869 mL
10 mM 0.2343 mL 1.1717 mL 2.3435 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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