Triclosan

Cat No.:V14408 Purity: ≥98%
Triclosan is a broad spectrum (a wide range) anti-bacterial agent that can inhibit bacterial fatty acid synthesis at the enoyl carrier protein reductase (FabI) stage.
Triclosan Chemical Structure CAS No.: 3380-34-5
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
Other Sizes

Other Forms of Triclosan:

  • Triclosan-d3 (Triclosan d3)
Official Supplier of:
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Top Publications Citing lnvivochem Products
Product Description
Triclosan is a broad spectrum (a wide range) anti-bacterial agent that can inhibit bacterial fatty acid synthesis at the enoyl carrier protein reductase (FabI) stage. Triclosan inhibits E. coli enoyl carrier protein reductase (FabI) and FabI containing a glycine to valine substitution at position 93 (FabIG93V) with IC50s of 2 µM and 10 µM, respectively. Triclosan can cause apoptosis in cultured rat neural stem cells (NSC). Triclosan potentiates the development of colitis and colitis-associated colorectal tumors in animal models.
Biological Activity I Assay Protocols (From Reference)
ln Vitro
At 50 and 100 μM, triclosan (1-100 μM; 24 hours) decreases cell viability in a dose- and time-dependent manner. A 50 μM dose of triclosan dramatically raises the protein Bax and cleaved caspase 3, while lowering Bcl-2[2]. Phosphorylated p38 and JNK proteins are more highly expressed when exposed to 50 μM triclosan for 1-3 hours [2]. In cultured NSCs, triclosan (10–50 μM; 3 hours) at 50 μM decreases GSH activity and raises ROS generation to around 40% [2].
ln Vivo
Triclosan (5, 50, and 500 mg/kg; oral gavage, five days a week for four weeks) induced the production of IL-4, IL-13, and anti-Der f IgE [3].
Cell Assay
Cell Viability Assay[2]
Cell Types: Neural stem wells
Tested Concentrations: 1, 10, 20, 30, 50 and 100 μM
Incubation Duration: 24 h
Experimental Results: Initiated the decreases in cell viability in dose and time dependent manners with 50 and 100 μM.

Western Blot Analysis[2]
Cell Types: Neural stem wells
Tested Concentrations: 50 μM
Incubation Duration: 1, 3 h
Experimental Results: Did not affect the expressions of MAPK signaling proteins per se. Differentially induced the increased expressions of both phosphorylated p38 and JNK proteins .
Animal Protocol
Animal/Disease Models: Wild type BALB/cJ mice[3]
Doses: 5, 50, 500 mg/kg
Route of Administration: po (oral gavage), five days a week for a total of four weeks
Experimental Results: Caused an increase in the production of anti-dermatophagoides farinae (Der f) IgE, IL‐4, and IL‐13, and this resulted in the aggravation of airway hyperresponsiveness in aeroallergen‐exposed wild type mice.
References
[1]. Weatherly LM, et al. Triclosan exposure, transformation, and human health effects. J Toxicol Environ Health B Crit Rev. 2017;20(8):447-469.
[2]. Ley C, et al. Triclosan and triclocarban exposure and thyroid function during pregnancy-A randomized intervention. Reprod Toxicol. 2017 Dec;74:143-149.
These protocols are for reference only. InvivoChem does not independently validate these methods.
Physicochemical Properties
Molecular Formula
C12H7CL3O2
Molecular Weight
289.54178071022
CAS #
3380-34-5
Related CAS #
Triclosan-d3;1020719-98-5
SMILES
OC1=CC(Cl)=CC=C1OC2=CC=C(Cl)C=C2Cl
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

Note: This product requires protection from light (avoid light exposure) during transportation and storage.
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 : ≥ 100 mg/mL (~345.38 mM)
H2O : ~1 mg/mL (~3.45 mM)
Solubility (In Vivo)
Solubility in Formulation 1: ≥ 2.5 mg/mL (8.63 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 25.0 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: ≥ 2.5 mg/mL (8.63 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 25.0 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 3.4538 mL 17.2688 mL 34.5375 mL
5 mM 0.6908 mL 3.4538 mL 6.9075 mL
10 mM 0.3454 mL 1.7269 mL 3.4538 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?
  • 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)
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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:
  • 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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