Hoechst 33258, pentahydrate



Product Description

Hoechst dyes are cell membrane-permeant, minor groove-binding blue fluorescent DNA stains. Hoechst dyes are widely used in cell cycle and apoptosis studies and also as nuclear counterstains. Biotium also offers Hoechst 33258 in solution (#40044).

  • λExEm (with DNA) = 352/461 nm
  • Pale yellow solid soluble in water up to 2% (w/v)
  • Store at -20°C and protect from light
  • C25H27Cl3N6O.5H2O
  • MW: 623.96
Compatible with the NucleoCounter® NC-3000™.


MSDS (PDF): MSDS 40045

Shipment Method: Shipping and handling methods will be assessed and calculated at time of shipment based upon item(s) storage temperature conditions.

Expedited shipment may be requested at time of checkout.

Please note that products will be shipped at ambient temperature. This will not affect performance if the products are kept at the indicated temperature for long term storage. Please refer to the package insert for correct storage conditions.

More information about product handling and shelf life