Filipin III

Pricing Availability Delivery Time Qty
Cat.No. 6250 - Filipin III | C35H58O11 | CAS No. 480-49-9
Description: Polyene antibiotic; inhibits formation of pathological isoform of prion protein
Chemical Name: (3R,4S,6S,8S,10R,12R,14R,16S,17E,19E,21E,23E,25E,27S,28R)-4,6,8,10,12,14,16,27-Octahydroxy-3-[(1R)-1-hydroxyhexyl]-17,28-dimethyloxacyclooctacosa-17,19,21,23,25-pentaen-2-one
Purity: ≥98% (HPLC)

Biological Activity

Polyene antibiotic. Binds sterols in fungal membranes. Also inhibits formation of the pathological form of prion protein (PrP-res) from the normal membrane-bound (PrP-sen) form. Also fluorescent cholesterol stain.

Technical Data

M. Wt 654.83
Formula C35H58O11
Storage Store at -20°C
Purity ≥98% (HPLC)
CAS Number 480-49-9
PubChem ID 6433553
Smiles C[C@@H](O1)[C@@H](O)/C=C/C=C/C=C/C=C/C=C(C)/[C@@H](O)C[C@H](O)C[C@H](O)C[C@H](O)C[C@H](O)C[C@H](O)C[C@H](O)[C@]([C@H](O)CCCCC)([H])C1=O

The technical data provided above is for guidance only. For batch specific data refer to the Certificate of Analysis.

All Tocris products are intended for laboratory research use only.

Solubility Data

Solvent Max Conc. mg/mL Max Conc. mM
DMSO 3.27 5

Preparing Stock Solutions

The following data is based on the product molecular weight 654.83. Batch specific molecular weights may vary from batch to batch due to solvent of hydration, which will affect the solvent volumes required to prepare stock solutions.

Concentration / Solvent Volume / Mass 1 mg 5 mg 10 mg
1 mM 1.53 mL 7.64 mL 15.27 mL
5 mM 0.31 mL 1.53 mL 3.05 mL
10 mM 0.15 mL 0.76 mL 1.53 mL
50 mM 0.03 mL 0.15 mL 0.31 mL

Molarity Calculator

Calculate the mass, volume, or concentration required for a solution.

*When preparing stock solutions always use the batch-specific molecular weight of the product found on the vial label and SDS / CoA (available online).

Reconstitution Calculator

The reconstitution calculator allows you to quickly calculate the volume of a reagent to reconstitute your vial. Simply enter the mass of reagent and the target concentration and the calculator will determine the rest.


Dilution Calculator

Calculate the dilution required to prepare a stock solution.

Product Datasheets

Safety Datasheet


References are publications that support the products' biological activity.

Castanho et al (1992) Absorption and fluorescence spectra of polyene antibiotics in the presence of cholesterol. J.Biol.Chem. 267 204 PMID: 1730589

Marella et al (2002) Filipin prevents pathological prion protein accumulation by reducing endocytosis and inducing cellular PrP release. J.Biol.Chem. 277 25457 PMID: 11994310

Pipalia et al (2006) Automated microscopy screening for compounds that partially revert cholesterol accumulation in Niemann-Pick C cells. J.Lipid Res. 47 284 PMID: 16288097

If you know of a relevant reference for Filipin III, please let us know.

Keywords: Filipin III, supplier, polyene, antibiotics, antifungals, prions, protein, inhibitors, inhibits, PrP, Antibiotics, Neuronal, Metabolism, Fluorescent, Dyes, Antibiotics, Tocris Bioscience

Citations for Filipin III

Citations are publications that use Tocris products.

Currently there are no citations for Filipin III. Do you know of a great paper that uses Filipin III from Tocris? If so please let us know.

Filipin III Reviews

Average Rating:

(Based on 0 Reviews)

1 Star
2 Star
3 Star
4 Star
5 Star

Have you used Filipin III?

Submit a review and receive a $25US/€18/£15/$25CAN Amazon gift card if you include an image -$10US/€7/£6/$10CAN Amazon gift card for reviews without an image. Limited to verified customers in USA, Canada and Europe.

Literature in this Area

New Product Guide

New Product Guide (Spring/Summer 2017)

Our new product guide highlights over 130 new products added to the Tocris Bioscience range during the first half of 2017.

  • 7-TM Receptors
  • Enzymes
  • Enzyme-Linked Receptors
  • Ion Channels
  • Nuclear Receptors
  • Transporters
  • Apoptosis
  • Cell Metabolism
  • Epigenetics
  • Fluorescent Imaging
  • Signal Transduction
  • Stem Cells