Bendazac

Alias: Bendazolic acidIlevro AmnacNevanac1-Benzylindazole-3-oxyacetic acid Zildasac Versus
Cat No.:V12381 Purity: ≥98%
Bendazac (trade name Nevanac among others) is a NSAID (nonsteroidal anti-inflammatory drug) approved for use as a prescription eye drop 0.1% solution or 0.3% solution.
Bendazac Chemical Structure CAS No.: 20187-55-7
Product category: Immunology & Inflammation related
This product is for research use only, not for human use. We do not sell to patients.
Size Price Stock Qty
100mg
250mg
500mg
1g
5g
Other Sizes

Other Forms of Bendazac:

  • Bendazac lysine
Official Supplier of:
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Top Publications Citing lnvivochem Products
Purity & Quality Control Documentation

Purity: ≥98%

Product Description

Bendazac (trade name Nevanac among others) is a NSAID (nonsteroidal anti-inflammatory drug) approved for use as a prescription eye drop 0.1% solution or 0.3% solution. It is used to treat pain and inflammation associated with cataract surgery. Nepafenac is a prodrug of amfenac, acting as an inhibitor of COX-1 and COX-2 enzymes. It has to be converted to amfenac by ocular tissue hydrolases after penetration via the cornea.

Biological Activity I Assay Protocols (From Reference)
ln Vitro
Bendazak is an anti-inflammatory drug that effectively treats a range of inflammatory skin conditions because of its protein-antidenaturing qualities. It has been demonstrated that bendazak is a highly reactive substrate in chemical oxidation systems that resemble the biological processes involved in the production of hydroxyl radicals [2]. Bendazak was demonstrated to inhibit the denaturation of bovine serum albumin (BSA) by urea, heat, and free radicals produced in the xanthine/xanthine oxidase system through the use of EPR spectroscopy of spin-labeled BSA [2].
References
[1]. Balfour JA, et al. Bendazac lysine. A review of its pharmacological properties and therapeutic potential in the management of cataracts. Drugs. 1990;39(4):575-596.
[2]. Guglielmotti A, et al. Radical scavenger activity of bendazac, an anticataract non-steroidal anti-inflammatory agent. Pharmacol Res. 1995;32(6):369-373.
[3]. Musci G, et al. Mechanism of the scavenger-like activity of bendazac. Drugs Exp Clin Res. 1987;13(5):289-292.
These protocols are for reference only. InvivoChem does not independently validate these methods.
Physicochemical Properties
Molecular Formula
C16H14N2O3
Molecular Weight
282.299
Exact Mass
282.1004
CAS #
20187-55-7
Related CAS #
Bendazac L-Lysine;81919-14-4
SMILES
O(C([H])([H])C(=O)O[H])C1C2=C([H])C([H])=C([H])C([H])=C2N(C([H])([H])C2C([H])=C([H])C([H])=C([H])C=2[H])N=1
Synonyms
Bendazolic acidIlevro AmnacNevanac1-Benzylindazole-3-oxyacetic acid Zildasac Versus
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 : ~250 mg/mL (~885.61 mM)
Solubility (In Vivo)
Solubility in Formulation 1: ≥ 2.08 mg/mL (7.37 mM) (saturation unknown) in 10% DMSO + 40% PEG300 + 5% Tween80 + 45% 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 20.8 mg/mL clear DMSO stock solution to 400 μL PEG300 and mix evenly; then add 50 μL Tween-80 to the above solution and mix evenly; then add 450 μL normal saline to adjust the volume to 1 mL.
Preparation of saline: Dissolve 0.9 g of sodium chloride in 100 mL ddH₂ O to obtain a clear solution.

Solubility in Formulation 2: ≥ 2.08 mg/mL (7.37 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 20.8 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 3.5423 mL 17.7117 mL 35.4233 mL
5 mM 0.7085 mL 3.5423 mL 7.0847 mL
10 mM 0.3542 mL 1.7712 mL 3.5423 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
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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)
  • 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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