Structure and Spectra of Di-8-ANEPPS

Chemical structure of voltage-sensitive dye Di-4-AN(F)EP(F)PTEA from Potentiometric Probes
Spectra in MLVs of voltage-sensitive dye Di-4-AN(F)EP(F)PTEA from Potentiometric Probes
  • Absorbance, emission peaks in multilamellar lipid vesicles (MLVs) shown above: 456 nm, 618 nm.
  • Absorbance, emission peaks in ethanol: 500 nm, 721 nm.
  • Recommended excitation range: 510-530 nm (click here for more on how to choose the wavelength).
  • MW: 592.89 g/mol

Unique Packaging for Convenience and Reliability



  • Pre-dried aliquots (solid, solvent removed)
  • Quantity: 100 nmol / tube (59 μg)
  • 2.0-mL free standing polypropylene tubes
    • Sealed cap
    • Individually labeled
    • Bagged with desiccant

Order information

  • See table for pricing
  • Contact for a quote
  • Minimum order: 20 Price break: 100 tubes
  • Shipping not included
  • Other quantities and formats available upon request
  • Inquire about “Academic Discount” for academic researchers
Di-8-ANEPPS – 100 nmol Pre-dried Aliquot Pricing
Product Number Order Quantity (tubes) Price / Tube Order Total ($US)
11530 20 $7.50 $150
11530 100 $6.50 $650
Di-8-ANEPPS, Bulk Pricing
Product Number Order Quantity (mg) Price / mg Order Total ($US)
11535 1 $100 $100
11536 5 $80 $400


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  2. Fluhler, E., V. G. Burnham, and L. M. Loew. 1985. Spectra, membrane binding, and potentiometric responses of new charge shift probes. Biochemistry. Pubmed 
  3. Lojewska, Z., and L. M. Loew. 1987. Insertion of amphiphilic molecules into membranes is catalyzed by a high molecular weight non-ionic surfactant. Biochim Biophys Acta. Pubmed
  4. Loew, L. M., L. B. Cohen, J. Dix, E. N. Fluhler, V. Montana, G. Salama, and J. Y. Wu. 1992. A naphthyl analog of the aminostyryl pyridinium class of potentiometric membrane dyes shows consistent sensitivity in a variety of tissue, cell, and model membrane preparations. The Journal of membrane biology. Pubmed
  5. Bedlack, R. S., Jr., M. D. Wei, S. H. Fox, E. Gross, and L. M. Loew. 1994. Distinct electric potentials in soma and neurite membranes. Neuron. Pubmed
  6. Montana, V., D. L. Farkas, and L. M. Loew. 1989. Dual-wavelength ratiometric fluorescence measurements of membrane potential. Biochemistry.  Pubmed
  7. Bedlack, R. S., Jr., M. Wei, and L. M. Loew. 1992. Localized membrane depolarizations and localized calcium influx during electric field-guided neurite growth. Neuron. Pubmed