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LUF5834

Alias: LUF 5834; LUF-5834; LUF5834
Cat No.:V15655 Purity: ≥98%
LUF5834 is a selective A2B adenosine receptor partial agonist (EC50 = 12 nM).
LUF5834
LUF5834 Chemical Structure CAS No.: 333962-91-7
Product category: New1
This product is for research use only, not for human use. We do not sell to patients.
Size Price Stock Qty
5mg
100mg
Other Sizes
Official Supplier of:
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Product Description
LUF5834 is a selective A2B adenosine receptor partial agonist (EC50 = 12 nM). LUF5834 is also a partial agonist (lackselective) of the A1/A2A adenosine receptor with Kis of 2.6 and 28 nM respectively.
LUF5834 (CAS# 333962-91-7) is a potent and selective adenosine receptor agonist. It acts as a partial agonist at the A2A and A2B adenosine receptors with an EC50 of 12 nM. It has 45-fold selectivity over the adenosine A3 receptor. The compound is also a partial agonist at A1/A2A receptors. Its molecular formula is C17H12N6OS and molecular weight is 348.38.
Biological Activity I Assay Protocols (From Reference)
Targets
LUF5834 targets adenosine receptors, specifically acting as an A2A and A2B adenosine receptor partial agonist. It has an EC50 of 12 nM and shows 45-fold selectivity over the adenosine A3 receptor. The compound is also a partial agonist at A1/A2A receptors. Adenosine receptors are G protein-coupled receptors involved in numerous physiological processes.
ln Vitro
LUF5834 is a potent A2A and A2B adenosine receptor agonist with an EC50 of 12 nM. It has 45-fold selectivity over the adenosine A3 receptor. The compound is also a partial agonist at A1/A2A receptors. Its activity at adenosine receptors modulates cAMP levels and downstream signaling pathways.
ln Vivo
Specific in vivo efficacy data for LUF5834 are not extensively detailed in standard reference sources. As an adenosine receptor agonist, it would be expected to produce effects related to adenosine receptor activation, such as vasodilation, anti-inflammatory effects, and modulation of neurotransmitter release. Studies in animal models would be required to evaluate its in vivo pharmacological profile.
Enzyme Assay
LUF5834's binding affinity to adenosine receptors can be assessed using radioligand binding assays with membrane preparations from cells expressing recombinant human adenosine receptors. Competition binding experiments are performed with increasing concentrations of LUF5834 against a fixed concentration of a radiolabeled adenosine receptor ligand (e.g., [³H]ZM241385 for A2A or [³H]DPCPX for A1). Ki values are calculated from competition curves.
Cell Assay
The functional activity of LUF5834 at adenosine receptors is evaluated in vitro using cell lines expressing recombinant adenosine receptors (e.g., CHO or HEK293 cells expressing A2A or A2B receptors). Cells are treated with increasing concentrations of LUF5834, and the stimulation of cAMP accumulation is measured using a cAMP ELISA or homogeneous time-resolved fluorescence (HTRF) assay. The EC50 for cAMP production is determined. Partial agonism is confirmed by comparing the maximal response to that of a full agonist (e.g., NECA).
Animal Protocol
LUF5834 would be administered to animal models via appropriate routes (e.g., intraperitoneal, intravenous, or oral) to evaluate its in vivo effects. Depending on the indication, models of inflammation, cardiovascular disease, or neurological disorders could be used. Physiological parameters (e.g., blood pressure, heart rate, inflammatory markers) would be measured to assess adenosine receptor-mediated effects.
ADME/Pharmacokinetics
LUF5834 has a molecular weight of 348.38 and molecular formula C17H12N6OS. It should be stored at 2-8°C. Its SMILES string is C(#N)C=1C(=C(C#N)C(N)=NC1SCC=2NC=CN2)C3=CC=C(O)C=C3. Specific pharmacokinetic parameters are not extensively detailed.
Toxicity/Toxicokinetics
The toxicity profile of LUF5834 is not extensively documented. As an adenosine receptor agonist, potential adverse effects may include cardiovascular effects (e.g., hypotension, bradycardia) and CNS effects (e.g., sedation). Specific LD50 values and organ-specific toxicity data are not readily available.
References

[1]. New, non-adenosine, high-potency agonists for the human adenosine A2B receptor with an improved selectivity profile compared to the reference agonist N-ethylcarboxamidoadenosine. J Med Chem. 2004 Jul 15;47(15):3707-9.

[2]. A novel nonribose agonist, LUF5834, engages residues that are distinct from those of adenosine-like ligands to activate the adenosine A(2a) receptor. Mol Pharmacol. 2012 Mar;81(3):475-87.

Additional Infomation
LUF5834 (CAS# 333962-91-7) is a potent A2A and A2B adenosine receptor partial agonist with an EC50 of 12 nM. It shows 45-fold selectivity over the adenosine A3 receptor. The compound is also known as LUF-5834. It is a research tool for studying adenosine receptor signaling and pharmacology.
These protocols are for reference only. InvivoChem does not independently validate these methods.
Physicochemical Properties
Molecular Formula
C17H12N6OS
Molecular Weight
348.38
Exact Mass
348.079
CAS #
333962-91-7
PubChem CID
135543624
Appearance
White to light yellow solid powder
Density
1.5±0.1 g/cm3
Boiling Point
655.8±65.0 °C at 760 mmHg
Flash Point
350.4±34.3 °C
Vapour Pressure
0.0±2.0 mmHg at 25°C
Index of Refraction
1.753
LogP
2.75
Hydrogen Bond Donor Count
3
Hydrogen Bond Acceptor Count
7
Rotatable Bond Count
4
Heavy Atom Count
25
Complexity
548
Defined Atom Stereocenter Count
0
Synonyms
LUF 5834; LUF-5834; LUF5834
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)
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 2.8704 mL 14.3521 mL 28.7043 mL
5 mM 0.5741 mL 2.8704 mL 5.7409 mL
10 mM 0.2870 mL 1.4352 mL 2.8704 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

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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)
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  • 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:
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  • 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:
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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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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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