1. Anti-infection
  2. Bacterial Antibiotic
  3. Fusidic acid

Fusidic acid  (Synonyms: Fusidate; SQ-16603)

Cat. No.: HY-B1350 Purity: 99.78%
SDS COA Handling Instructions

Fusidic acid (Fusidate) a bacteriostatic antibiotic produced from the Fusidium coccineum fungus, belongs to the class of steroids. Fusidic acid has no corticosteroid effects. Fusidic acid inhibits the growth of bacteria by preventing the release of translation elongation factor G (EF-G) from the ribosome.

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

Fusidic acid Chemical Structure

Fusidic acid Chemical Structure

CAS No. : 6990-06-3

Size Price Stock Quantity
Free Sample (0.1 - 0.5 mg)   Apply Now  
Solid + Solvent (Highly Recommended)
10 mM * 1 mL in DMSO
ready for reconstitution
USD 55 In-stock
Solution
10 mM * 1 mL in DMSO USD 55 In-stock
Solid
100 mg USD 50 In-stock
500 mg USD 110 In-stock
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5 g   Get quote  

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

Customer Review

Based on 2 publication(s) in Google Scholar

Other Forms of Fusidic acid:

Top Publications Citing Use of Products
  • Biological Activity

  • Purity & Documentation

  • References

  • Customer Review

Description

Fusidic acid (Fusidate) a bacteriostatic antibiotic produced from the Fusidium coccineum fungus, belongs to the class of steroids. Fusidic acid has no corticosteroid effects. Fusidic acid inhibits the growth of bacteria by preventing the release of translation elongation factor G (EF-G) from the ribosome[1][2].

IC50 & Target

Bacterial[1][2][3]

Cellular Effect
Cell Line Type Value Description References
CHO IC50
> 194 μM
Compound: 1
Cytotoxicity against CHO assessed as cell viability after 48 hrs by MTT assay
Cytotoxicity against CHO assessed as cell viability after 48 hrs by MTT assay
10.1039/C5MD00343A
CHO IC50
194 μM
Compound: 1
Cytotoxicity against CHO cells by MTT assay
Cytotoxicity against CHO cells by MTT assay
[PMID: 30108825]
HEK293 CC50
> 32 μg/mL
Compound: FA
Cytotoxicity against HEK293 cells assessed as reduction in cell viability after 72 hrs by MTT assay
Cytotoxicity against HEK293 cells assessed as reduction in cell viability after 72 hrs by MTT assay
[PMID: 30445262]
HeLa IC50
> 100 μM
Compound: FA
Cytotoxicity against human HeLa cells assessed as reduction in cell viability after 72 hrs by MTT assay
Cytotoxicity against human HeLa cells assessed as reduction in cell viability after 72 hrs by MTT assay
[PMID: 30445262]
MKN-45 IC50
> 100 μM
Compound: FA
Cytotoxicity against human MKN45 cells assessed as reduction in cell viability after 72 hrs by MTT assay
Cytotoxicity against human MKN45 cells assessed as reduction in cell viability after 72 hrs by MTT assay
[PMID: 30445262]
U-87MG ATCC IC50
> 100 μM
Compound: FA
Cytotoxicity against human U87 cells assessed as reduction in cell viability after 72 hrs by MTT assay
Cytotoxicity against human U87 cells assessed as reduction in cell viability after 72 hrs by MTT assay
[PMID: 30445262]
Vero IC50
105.8 μg/mL
Compound: Fusidic acid
Cytotoxicity against african green monkey Vero cells after 72 hrs
Cytotoxicity against african green monkey Vero cells after 72 hrs
[PMID: 8988597]
Clinical Trial
Molecular Weight

516.71

Formula

C31H48O6

CAS No.
Appearance

Solid

Color

White to off-white

SMILES

C[C@@H]([C@]1([H])CC[C@]([C@@](C[C@@H]/2OC(C)=O)3C)4C)[C@H](O)CC[C@]1(C)[C@]4([H])[C@H](O)C[C@@]3([H])C2=C(C(O)=O)/CC/C=C(C)\C

Structure Classification
Initial Source

Fusidium

Shipping

Room temperature in continental US; may vary elsewhere.

Storage

4°C, protect from light

*In solvent : -80°C, 6 months; -20°C, 1 month (protect from light)

Solvent & Solubility
In Vitro: 

DMSO : 100 mg/mL (193.53 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 1.9353 mL 9.6766 mL 19.3532 mL
5 mM 0.3871 mL 1.9353 mL 3.8706 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 (protect from light). 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 (4.84 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% Corn Oil

    Solubility: ≥ 2.5 mg/mL (4.84 mM); Clear solution

    This protocol yields a clear solution of ≥ 2.5 mg/mL (saturation unknown). If the continuous dosing period exceeds half a month, please choose this protocol carefully.

    Taking 1 mL working solution as an example, add 100 μL DMSO stock solution (25.0 mg/mL) to 900 μL Corn oil, and mix evenly.

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).

*In solvent : -80°C, 6 months; -20°C, 1 month (protect from light)

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

Purity: 99.78%

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 (protect from light). 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 1.9353 mL 9.6766 mL 19.3532 mL 48.3830 mL
5 mM 0.3871 mL 1.9353 mL 3.8706 mL 9.6766 mL
10 mM 0.1935 mL 0.9677 mL 1.9353 mL 4.8383 mL
15 mM 0.1290 mL 0.6451 mL 1.2902 mL 3.2255 mL
20 mM 0.0968 mL 0.4838 mL 0.9677 mL 2.4192 mL
25 mM 0.0774 mL 0.3871 mL 0.7741 mL 1.9353 mL
30 mM 0.0645 mL 0.3226 mL 0.6451 mL 1.6128 mL
40 mM 0.0484 mL 0.2419 mL 0.4838 mL 1.2096 mL
50 mM 0.0387 mL 0.1935 mL 0.3871 mL 0.9677 mL
60 mM 0.0323 mL 0.1613 mL 0.3226 mL 0.8064 mL
80 mM 0.0242 mL 0.1210 mL 0.2419 mL 0.6048 mL
100 mM 0.0194 mL 0.0968 mL 0.1935 mL 0.4838 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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Fusidic acid
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