1. Immunology/Inflammation
  2. Toll-like Receptor (TLR)
  3. TLR4-IN-C34

TLR4-IN-C34 is an orally active TLR4 inhibitor and reduces systemic inflammation in models of endotoxemia and necrotizing enterocolitis.

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

TLR4-IN-C34 Chemical Structure

TLR4-IN-C34 Chemical Structure

CAS No. : 40592-88-9

Size Price Stock Quantity
Solid + Solvent
10 mM * 1 mL in DMSO
ready for reconstitution
USD 85 In-stock
Solution
10 mM * 1 mL in DMSO USD 85 In-stock
Solid
5 mg USD 77 In-stock
10 mg USD 110 In-stock
25 mg USD 176 In-stock
50 mg USD 286 In-stock
100 mg   Get quote  
200 mg   Get quote  

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Based on 6 publication(s) in Google Scholar

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Description

TLR4-IN-C34 is an orally active TLR4 inhibitor and reduces systemic inflammation in models of endotoxemia and necrotizing enterocolitis[1][2].

IC50 & Target

TLR4

 

In Vivo

TLR4-IN-C34 (C34, 1 mg/kg, orally daily) could attenuate NEC severity and demonstrates a marked preservation of the intestinal mucosa[1].

MedChemExpress (MCE) has not independently confirmed the accuracy of these methods. They are for reference only.

Animal Model: Experimental NEC induced in 7-8 day old mice[1].
Dosage: 1 mg/kg.
Administration: Orally every morning.
Result: Attenuated intestinal inflammation.
Molecular Weight

389.40

Formula

C17H27NO9

CAS No.
Appearance

Solid

Color

White to off-white

SMILES

O=C(N[C@H]([C@@H](OC(C)=O)[C@H](OC(C)=O)[C@@H](COC(C)=O)O1)[C@H]1OC(C)C)C

Shipping

Room temperature in continental US; may vary elsewhere.

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

DMSO : 250 mg/mL (642.01 mM; Need ultrasonic; Hygroscopic DMSO has a significant impact on the solubility of product, please use newly opened DMSO)

H2O : 33.33 mg/mL (85.59 mM; Need ultrasonic)

Preparing
Stock Solutions
Concentration Solvent Mass 1 mg 5 mg 10 mg
1 mM 2.5681 mL 12.8403 mL 25.6805 mL
5 mM 0.5136 mL 2.5681 mL 5.1361 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, 2 years; -20°C, 1 year. When stored at -80°C, please use it within 2 years. When stored at -20°C, please use it within 1 year.

* Note: If you choose water as the stock solution, please dilute it to the working solution, then filter and sterilize it with a 0.22 μm filter before use.

  • 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: ≥ 6.25 mg/mL (16.05 mM); Clear solution

    This protocol yields a clear solution of ≥ 6.25 mg/mL (saturation unknown).

    Taking 1 mL working solution as an example, add 100 μL DMSO stock solution (62.5 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: ≥ 6.25 mg/mL (16.05 mM); Clear solution

    This protocol yields a clear solution of ≥ 6.25 mg/mL (saturation unknown).

    Taking 1 mL working solution as an example, add 100 μL DMSO stock solution (62.5 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.

For the following dissolution methods, please prepare the working solution directly. It is recommended to prepare fresh solutions and use them promptly within a short period of time.
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:  PBS

    Solubility: 7.69 mg/mL (19.75 mM); Clear solution; Need ultrasonic and warming and heat to 60°C

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.
Calculation results:
Working solution concentration: mg/mL
This product has good water solubility, please refer to the measured solubility data in water/PBS/Saline for details.
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).
Purity & Documentation

Purity: 99.85%

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, 2 years; -20°C, 1 year. When stored at -80°C, please use it within 2 years. When stored at -20°C, please use it within 1 year.

Optional Solvent Concentration Solvent Mass 1 mg 5 mg 10 mg 25 mg
H2O / DMSO 1 mM 2.5681 mL 12.8403 mL 25.6805 mL 64.2013 mL
5 mM 0.5136 mL 2.5681 mL 5.1361 mL 12.8403 mL
10 mM 0.2568 mL 1.2840 mL 2.5681 mL 6.4201 mL
15 mM 0.1712 mL 0.8560 mL 1.7120 mL 4.2801 mL
20 mM 0.1284 mL 0.6420 mL 1.2840 mL 3.2101 mL
25 mM 0.1027 mL 0.5136 mL 1.0272 mL 2.5681 mL
30 mM 0.0856 mL 0.4280 mL 0.8560 mL 2.1400 mL
40 mM 0.0642 mL 0.3210 mL 0.6420 mL 1.6050 mL
50 mM 0.0514 mL 0.2568 mL 0.5136 mL 1.2840 mL
60 mM 0.0428 mL 0.2140 mL 0.4280 mL 1.0700 mL
80 mM 0.0321 mL 0.1605 mL 0.3210 mL 0.8025 mL
DMSO 100 mM 0.0257 mL 0.1284 mL 0.2568 mL 0.6420 mL

* Note: If you choose water as the stock solution, please dilute it to the working solution, then filter and sterilize it with a 0.22 μm filter before use.

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TLR4-IN-C34 Related Classifications

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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