1. Immunology/Inflammation Metabolic Enzyme/Protease
  2. COX Lipoxygenase
  3. Tepoxalin

Tepoxalin is a dual inhibitor of COX and 5-lipoxygenase (5-LO) with potent anti-inflammatory activity and a favorable gastrointestinal profile.

For research use only. We do not sell to patients.

Tepoxalin Chemical Structure

Tepoxalin Chemical Structure

CAS No. : 103475-41-8

Size Price Stock Quantity
5 mg USD 150 In-stock
10 mg USD 220 In-stock
25 mg USD 500 In-stock
50 mg USD 850 In-stock
100 mg USD 1450 In-stock
200 mg   Get quote  
500 mg   Get quote  

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This product is a controlled substance and not for sale in your territory.

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Based on 1 publication(s) in Google Scholar

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  • Biological Activity

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Description

Tepoxalin is a dual inhibitor of COX and 5-lipoxygenase (5-LO) with potent anti-inflammatory activity and a favorable gastrointestinal profile[1].

Cellular Effect
Cell Line Type Value Description References
RBL-1 IC50
1.7 μM
Compound: Tepoxalin
Inhibitory activity against 5-lipoxygenase (5-LO) using broken rat barophilic leukemia cells (RBL-1)
Inhibitory activity against 5-lipoxygenase (5-LO) using broken rat barophilic leukemia cells (RBL-1)
[PMID: 10230624]
RBL-1 IC50
4.2 μM
Compound: Tepoxalin
Inhibitory activity against Cyclooxygenase (COX) using broken rat barophilic leukemia cells (RBL-1)
Inhibitory activity against Cyclooxygenase (COX) using broken rat barophilic leukemia cells (RBL-1)
[PMID: 10230624]
Molecular Weight

385.84

Formula

C20H20ClN3O3

CAS No.
Appearance

Solid

Color

Light yellow to yellow

SMILES

O=C(N(O)C)CCC1=NN(C2=CC=C(OC)C=C2)C(C3=CC=C(Cl)C=C3)=C1

Shipping

Room temperature in continental US; may vary elsewhere.

Storage
Powder -20°C 3 years
4°C 2 years
In solvent -80°C 6 months
-20°C 1 month
Solvent & Solubility
In Vitro: 

DMSO : 100 mg/mL (259.17 mM; Need ultrasonic; Hygroscopic DMSO has a significant impact on the solubility of product, please use newly opened DMSO)

Preparing
Stock Solutions
Concentration Solvent Mass 1 mg 5 mg 10 mg
1 mM 2.5917 mL 12.9587 mL 25.9175 mL
5 mM 0.5183 mL 2.5917 mL 5.1835 mL
View the Complete Stock Solution Preparation Table

* Please refer to the solubility information to select the appropriate solvent. Once prepared, please aliquot and store the solution to prevent product inactivation from repeated freeze-thaw cycles.
Storage method and period of stock solution: -80°C, 6 months; -20°C, 1 month. When stored at -80°C, please use it within 6 months. When stored at -20°C, please use it within 1 month.

  • Molarity Calculator

  • Dilution Calculator

Mass (g) = Concentration (mol/L) × Volume (L) × Molecular Weight (g/mol)

Mass
=
Concentration
×
Volume
×
Molecular Weight *

Concentration (start) × Volume (start) = Concentration (final) × Volume (final)

This equation is commonly abbreviated as: C1V1 = C2V2

Concentration (start)

C1

×
Volume (start)

V1

=
Concentration (final)

C2

×
Volume (final)

V2

In Vivo:

Select the appropriate dissolution method based on your experimental animal and administration route.

For the following dissolution methods, please ensure to first prepare a clear stock solution using an In Vitro approach and then sequentially add co-solvents:
To ensure reliable experimental results, the clarified stock solution can be appropriately stored based on storage conditions. As for the working solution for in vivo experiments, it is recommended to prepare freshly and use it on the same day.
The percentages shown for the solvents indicate their volumetric ratio in the final prepared solution. If precipitation or phase separation occurs during preparation, heat and/or sonication can be used to aid dissolution.

  • Protocol 1

    Add each solvent one by one:  10% DMSO    40% PEG300    5% Tween-80    45% Saline

    Solubility: ≥ 2.5 mg/mL (6.48 mM); Clear solution

    This protocol yields a clear solution of ≥ 2.5 mg/mL (saturation unknown).

    Taking 1 mL working solution as an example, add 100 μL DMSO stock solution (25.0 mg/mL) to 400 μL PEG300, and mix evenly; then add 50 μL Tween-80 and mix evenly; then add 450 μL Saline to adjust the volume to 1 mL.

    Preparation of Saline: Dissolve 0.9 g sodium chloride in ddH₂O and dilute to 100 mL to obtain a clear Saline solution.
  • Protocol 2

    Add each solvent one by one:  10% DMSO    90% (20% SBE-β-CD in Saline)

    Solubility: ≥ 2.5 mg/mL (6.48 mM); Clear solution

    This protocol yields a clear solution of ≥ 2.5 mg/mL (saturation unknown).

    Taking 1 mL working solution as an example, add 100 μL DMSO stock solution (25.0 mg/mL) to 900 μL 20% SBE-β-CD in Saline, and mix evenly.

    Preparation of 20% SBE-β-CD in Saline (4°C, storage for one week): 2 g SBE-β-CD powder is dissolved in 10 mL Saline, completely dissolve until clear.
In Vivo Dissolution Calculator
Please enter the basic information of animal experiments:

Dosage

mg/kg

Animal weight
(per animal)

g

Dosing volume
(per animal)

μL

Number of animals

Recommended: Prepare an additional quantity of animals to account for potential losses during experiments.
Please enter your animal formula composition:
%
DMSO +
+
%
Tween-80 +
%
Saline
Recommended: Keep the proportion of DMSO in working solution below 2% if your animal is weak.
The co-solvents required include: DMSO, . All of co-solvents are available by MedChemExpress (MCE). , Tween 80. All of co-solvents are available by MedChemExpress (MCE).
Calculation results:
Working solution concentration: mg/mL
Method for preparing stock solution: mg drug dissolved in μL  DMSO (Stock solution concentration: mg/mL).
The concentration of the stock solution you require exceeds the measured solubility. The following solution is for reference only. If necessary, please contact MedChemExpress (MCE).
Method for preparing in vivo working solution for animal experiments: Take μL DMSO stock solution, add μL . μL , mix evenly, next add μL Tween 80, mix evenly, then add μL Saline.
 If the continuous dosing period exceeds half a month, please choose this protocol carefully.
Please ensure that the stock solution in the first step is dissolved to a clear state, and add co-solvents in sequence. You can use ultrasonic heating (ultrasonic cleaner, recommended frequency 20-40 kHz), vortexing, etc. to assist dissolution.
Purity & Documentation
References

Complete Stock Solution Preparation Table

* Please refer to the solubility information to select the appropriate solvent. Once prepared, please aliquot and store the solution to prevent product inactivation from repeated freeze-thaw cycles.
Storage method and period of stock solution: -80°C, 6 months; -20°C, 1 month. When stored at -80°C, please use it within 6 months. When stored at -20°C, please use it within 1 month.

Optional Solvent Concentration Solvent Mass 1 mg 5 mg 10 mg 25 mg
DMSO 1 mM 2.5917 mL 12.9587 mL 25.9175 mL 64.7937 mL
5 mM 0.5183 mL 2.5917 mL 5.1835 mL 12.9587 mL
10 mM 0.2592 mL 1.2959 mL 2.5917 mL 6.4794 mL
15 mM 0.1728 mL 0.8639 mL 1.7278 mL 4.3196 mL
20 mM 0.1296 mL 0.6479 mL 1.2959 mL 3.2397 mL
25 mM 0.1037 mL 0.5183 mL 1.0367 mL 2.5917 mL
30 mM 0.0864 mL 0.4320 mL 0.8639 mL 2.1598 mL
40 mM 0.0648 mL 0.3240 mL 0.6479 mL 1.6198 mL
50 mM 0.0518 mL 0.2592 mL 0.5183 mL 1.2959 mL
60 mM 0.0432 mL 0.2160 mL 0.4320 mL 1.0799 mL
80 mM 0.0324 mL 0.1620 mL 0.3240 mL 0.8099 mL
100 mM 0.0259 mL 0.1296 mL 0.2592 mL 0.6479 mL
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Help & FAQs
  • Do most proteins show cross-species activity?

    Species cross-reactivity must be investigated individually for each product. Many human cytokines will produce a nice response in mouse cell lines, and many mouse proteins will show activity on human cells. Other proteins may have a lower specific activity when used in the opposite species.

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Product Name:
Tepoxalin
Cat. No.:
HY-13219
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