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α-Chaconine

Cat No.:V40558 Purity: ≥98%
Chaconine is a naturally occurring compound found inSolanum tuberosum L.
α-Chaconine
α-Chaconine Chemical Structure CAS No.: 20562-03-2
Product category: New2
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
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Product Description
α-Chaconine is a naturally occurring compound found in Solanum tuberosum L. cv Jayoung. It exerts anti-inflammatory effects by inhibiting the expression of COX-2, IL-1β, IL-6, and TNF-α, and suppressing LPS-induced expression of iNOS and COX-2 at both protein and mRNA levels and their promoter activities in RAW 264.7 macrophages.
α-Chaconine (CAS#: 20562-03-2) is a glycoalkaloid and a steroid saponin found in Solanum tuberosum (potato) and other plants. It displays nerve toxin activity and potential antifungal activity. α-Chaconine inhibits the expressions of COX-2, IL-1β, IL-6, and TNF-α at the transcriptional level. It has been investigated for its role in plant defense mechanisms, membrane disruption, and interactions with cellular enzymes. Its molecular formula is C45H73NO14 with a molecular weight of 852.06 g/mol.
Biological Activity I Assay Protocols (From Reference)
Targets
α-Chaconine targets multiple pathways and enzymes. It inhibits the expressions of COX-2, IL-1β, IL-6, and TNF-α at the transcriptional level. As a glycoalkaloid, it disrupts cell membranes and interacts with cellular enzymes. It displays nerve toxin activity. Its mechanism involves modulation of inflammatory pathways and membrane disruption. The compound is a natural defense compound in plants against pathogens and herbivores.
ln Vitro
α-Chaconine decreases c-Jun translocation and phosphorylation, which in turn attenuates the transcriptional activity of activator protein 1 (AP-1). α-Chaconine prevents endotoxic shock mice by inhibiting lipopolysaccharide-induced pro-inflammatory mediators in RAW 264.7 macrophages through AP-1 inactivation. Additionally, TGF-β-activated kinase-1 (TAK1), which is upstream of MKK7/JNK signaling, is not phosphorylated when α-chaconine is present [1].
In vitro, α-chaconine inhibits the expressions of COX-2, IL-1β, IL-6, and TNF-α at the transcriptional level. It has potential antifungal activity. Its activity is typically evaluated using cell-based assays measuring inflammatory cytokine production and cell viability. As a glycoalkaloid, it also disrupts cell membranes, which can be assessed using membrane integrity assays. However, specific IC50 values are not extensively reported in the available literature.
ln Vivo
In vivo, α-chaconine has been studied for its role in plant defense mechanisms. As a glycoalkaloid, it contributes to the toxicity of green potatoes. It has been investigated for its potential therapeutic applications in cancer research due to its ability to inhibit tumor cell growth. However, specific in vivo efficacy data, including dosing regimens and animal models, are not extensively detailed in the available literature. The compound is primarily a research tool.
Enzyme Assay
Cell-free assays for α-chaconine involve studying its membrane-disrupting properties and enzyme inhibitory activities. Membrane disruption can be assessed using liposome leakage assays or hemolysis assays. Its ability to inhibit COX-2 can be evaluated using enzyme activity assays. The compound's chemical purity and identity are confirmed by HPLC, NMR, and mass spectrometry. It is typically dissolved in DMSO or appropriate solvents for assay preparation.
Cell Assay
In vitro cellular assays for α-chaconine typically involve treating immune cells or cancer cells with various concentrations of the compound. Inflammatory cytokine production (COX-2, IL-1β, IL-6, TNF-α) is measured by qPCR or ELISA. Cell viability is assessed using MTT or similar assays. Membrane integrity is assessed using LDH release assays or propidium iodide staining. The compound's effects on cell proliferation and apoptosis are also evaluated.
Animal Protocol
In vivo animal studies for α-chaconine are limited due to its toxicity. Studies may be conducted in models of inflammation or cancer. The compound is administered via various routes. Inflammatory markers are measured in serum and tissues. Tumor growth is monitored in cancer models. However, specific dosing regimens and experimental protocols are not extensively documented in the available literature. The compound is primarily a research tool for studying glycoalkaloid biology.
ADME/Pharmacokinetics
Pharmacokinetic properties of α-chaconine include a molecular weight of 852.06 g/mol and molecular formula C45H73NO14. It has a melting point of 228-236 °C and solubility of 3.9E-4 g/L in water. As a glycoalkaloid, it has poor oral bioavailability. The compound is typically stored at appropriate conditions as a research reagent. Detailed ADME parameters are not extensively reported.
Toxicity/Toxicokinetics
The toxicity profile of α-chaconine is characterized by its nerve toxin activity. As a glycoalkaloid found in potatoes, it can cause gastrointestinal and neurological symptoms at high doses. The compound is intended for research use only and not for therapeutic applications in humans. Standard safety precautions should be followed when handling this compound.
References

[1]. α-Chaconine isolated from a Solanum tuberosum L. cv Jayoung suppresses lipopolysaccharide-induced pro-inflammatory mediators via AP-1 inactivation in RAW 264.7 macrophages and protects mice from endotoxin shock. Chem Biol Interact. 2.

Additional Infomation
α-Solanine is a steroidal saponin and glycoside alkaloid. It has been reported that α-Solanine is found in potatoes, peppers, and other organisms with relevant data.
α-Chaconine is a glycoalkaloid and steroid saponin from potatoes with nerve toxin activity and potential antifungal activity. It inhibits COX-2, IL-1β, IL-6, and TNF-α expression. Its molecular formula is C45H73NO14 with a molecular weight of 852.06 g/mol. α-Chaconine is a research tool for studying glycoalkaloid biology, inflammation, and plant defense. It is not for therapeutic use.
These protocols are for reference only. InvivoChem does not independently validate these methods.
Physicochemical Properties
Molecular Formula
C45H73NO14
Molecular Weight
852.0594
Exact Mass
851.503
CAS #
20562-03-2
PubChem CID
442971
Appearance
White to off-white solid powder
Density
1.37 g/cm3
Melting Point
228-236ºC
Index of Refraction
1.621
LogP
1.12
Hydrogen Bond Donor Count
8
Hydrogen Bond Acceptor Count
15
Rotatable Bond Count
7
Heavy Atom Count
60
Complexity
1570
Defined Atom Stereocenter Count
26
SMILES
C[C@H]1CC[C@@H]2[C@H]([C@H]3[C@@H](N2C1)C[C@@H]4[C@@]3(CC[C@H]5[C@H]4CC=C6[C@@]5(CC[C@@H](C6)O[C@H]7[C@@H]([C@H]([C@@H]([C@H](O7)CO)O[C@H]8[C@@H]([C@@H]([C@H]([C@@H](O8)C)O)O)O)O)O[C@H]9[C@@H]([C@@H]([C@H]([C@@H](O9)C)O)O)O)C)C)C
InChi Key
TYNQWWGVEGFKRU-AJDPQWBVSA-N
InChi Code
InChI=1S/C45H73NO14/c1-19-7-10-28-20(2)31-29(46(28)17-19)16-27-25-9-8-23-15-24(11-13-44(23,5)26(25)12-14-45(27,31)6)57-43-40(60-42-37(53)35(51)33(49)22(4)56-42)38(54)39(30(18-47)58-43)59-41-36(52)34(50)32(48)21(3)55-41/h8,19-22,24-43,47-54H,7,9-18H2,1-6H3/t19-,20+,21-,22-,24-,25+,26-,27-,28+,29-,30+,31-,32-,33-,34+,35+,36+,37+,38-,39+,40+,41-,42-,43+,44-,45-/m0/s1
Chemical Name
(2S,3R,4R,5R,6S)-2-[(2R,3S,4S,5R,6R)-4-hydroxy-2-(hydroxymethyl)-6-[[(1S,2S,7S,10R,11S,14S,15R,16S,17R,20S,23S)-10,14,16,20-tetramethyl-22-azahexacyclo[12.10.0.02,11.05,10.015,23.017,22]tetracos-4-en-7-yl]oxy]-5-[(2S,3R,4R,5R,6S)-3,4,5-trihydroxy-6-methyloxan-2-yl]oxyoxan-3-yl]oxy-6-methyloxane-3,4,5-triol
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 1.1736 mL 5.8681 mL 11.7363 mL
5 mM 0.2347 mL 1.1736 mL 2.3473 mL
10 mM 0.1174 mL 0.5868 mL 1.1736 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
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  • 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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