Fenbendazole

Alias: Hoe881vHoe-881v Fenbendazole FenbendazolPanacurFenbendazoleamine Phenbendasol Safe-quard Hoe 881v
Cat No.:V6105 Purity: ≥98%
Fenbendazole is an orally bioactive benzimidazole anthelmintic with broad antiparasitic effect.
Fenbendazole Chemical Structure CAS No.: 43210-67-9
Product category: New1
This product is for research use only, not for human use. We do not sell to patients.
Size Price Stock Qty
100mg
500mg
Other Sizes

Other Forms of Fenbendazole:

  • Fenbendazole-d3
Official Supplier of:
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Top Publications Citing lnvivochem Products
Product Description
Fenbendazole is an orally bioactive benzimidazole anthelmintic with broad antiparasitic effect. Fenbendazole is a microtubule destabilizing agent that works on worms primarily by binding to tubulin and disrupting tubulin-microtubule balance. Fenbendazole stabilizes the transcriptional activator HIF-1α. Fenbendazole has potent antiproliferation activity and causes apoptosis. Fenbendazole causes cell cycle arrest and mitotic cell death and has anti-tumor effects in wild-type p53 xenograft mice.
Biological Activity I Assay Protocols (From Reference)
ln Vitro
When applied to human non-small cell lung cancer (NSCLC) tumor cell lines (H460 and A549) that have wild-type p53, fenbendazole (1 uM; 24 hours) dramatically slows cell growth [1]. Perfect p53 protein levels are raised and cell engraftment is induced by fenbendazole (1 uM; 24 hours) [1]. Human NSCLC cells undergo the mitotic phase of the cell life cycle when exposed to 1 uM of fenbendazole for 24 hours [1]. Azole (1 uM; 24 hours) can partially alter the A549 cells' microtubule network [1].
ln Vivo
For 12 days, fenbendazole (1 mg; oral; once daily) can dramatically reduce the weight and size of tumors [1].
Cell Assay
Cell cycle analysis [1]
Cell Types: A549 cells
Tested Concentrations: 1 uM
Incubation Duration: For 24 h
Experimental Results: Caused an early increase in cyclin B1/CDK1 levels (8 hrs (hours) compared to 16 hrs (hours) for control untreated cells). p-Histone H3 (Ser10) was found to be upregulated at 12 and 24 hrs (hours).

Apoptosis analysis [1]
Cell Types: A549 Cell
Tested Concentrations: 1 uM
Incubation Duration: 8, 16, 24, 32, 40, 48 hrs (hours)
Experimental Results: The number of apoptotic cells increased in a time-dependent manner, along with cyclin B1 levels diminished, and approximately 30% of the cells underwent apoptosis after 32 hrs (hours).

Western Blot Analysis[1]
Cell Types: H460 Cell
Tested Concentrations: 1 uM
Incubation Duration: 24 hrs (hours)
Experimental Results: Resulted in increased p53 protein levels in mitochondrial fractions.
Animal Protocol
Animal/Disease Models: Female athymic nu/nu (nude) mice xenografted with A549 cells[1]: 1 mg/mouse
Route of Administration: Oral; every other day for 12 days
Experimental Results: Result in significant reduction in tumor size and weight . The resulting decrease in hemoglobin content in the tumor means a decrease in the tumor's vascular supply.
References
[1]. Nilambra Dogra, et al. Fenbendazole acts as a moderate microtubule destabilizing agent and causes cancer cell death by modulating multiple cellular pathways. Sci Rep. 2018 Aug 9;8(1):11926.
[2]. Hossein Aleyasin, et al. Antihelminthic benzimidazoles are novel HIF activators that prevent oxidative neuronal death via binding to tubulin. Antioxid Redox Signal. 2015 Jan 10;22(2):121-34.
[3]. Qiwen Duan, et al. Fenbendazole as a potential anticancer drug. Anticancer Res. 2013 Feb;33(2):355-62.
These protocols are for reference only. InvivoChem does not independently validate these methods.
Physicochemical Properties
Molecular Formula
C15H13N3O2S
Molecular Weight
299.348
Exact Mass
299.0728
CAS #
43210-67-9
Related CAS #
Fenbendazole-d3;1228182-47-5
SMILES
S(C1C([H])=C([H])C([H])=C([H])C=1[H])C1C([H])=C([H])C2=C(C=1[H])N([H])C(N([H])C(=O)OC([H])([H])[H])=N2
Synonyms
Hoe881vHoe-881v Fenbendazole FenbendazolPanacurFenbendazoleamine Phenbendasol Safe-quard Hoe 881v
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)
DMSO : ~10 mg/mL (~33.41 mM)
H2O : ~1 mg/mL (~3.34 mM)
Solubility (In Vivo)
Solubility in Formulation 1: ≥ 1 mg/mL (3.34 mM) (saturation unknown) in 10% DMSO + 90% (20% SBE-β-CD in Saline) (add these co-solvents sequentially from left to right, and one by one), clear solution.
For example, if 1 mL of working solution is to be prepared, you can add 100 μL of 10.0 mg/mL clear DMSO stock solution to 900 μL of 20% SBE-β-CD physiological saline solution and mix evenly.
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.

Solubility in Formulation 2: ≥ 1 mg/mL (3.34 mM) (saturation unknown) in 10% DMSO + 90% Corn Oil (add these co-solvents sequentially from left to right, and one by one), clear solution.
For example, if 1 mL of working solution is to be prepared, you can add 100 μL of 10.0 mg/mL clear DMSO stock solution to 900 μL of corn oil and mix evenly.

 (Please use freshly prepared in vivo formulations for optimal results.)
Preparing Stock Solutions 1 mg 5 mg 10 mg
1 mM 3.3406 mL 16.7029 mL 33.4057 mL
5 mM 0.6681 mL 3.3406 mL 6.6811 mL
10 mM 0.3341 mL 1.6703 mL 3.3406 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:

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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?
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  • Enter 10 in the Concentration box and choose the correct unit (mM)
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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:
  • Enter 10 into the Concentration (Start) box and choose the correct unit (mM)
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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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Reconstitution Calculator allows you to calculate the volume of solvent required to reconstitute your vial.

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  • 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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