Propidium iodide

Catalog # Availability Size / Price Qty
5135/10

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Propidium iodide | CAS No. 25535-16-4 | Fluorescent DNA Stains
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Description: Red-fluorescent DNA stain; membrane impermeant to live cells. Pi staining differentiates live and dead cells
Alternative Names: PI

Chemical Name: 3,8-Diamino-5-[3-(diethylmethylammonio)propyl]-6-phenylphenanthridinium diiodide

Purity: ≥95%

Product Details
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Biological Activity

Propidium iodide is a red-fluorescent DNA stain. Membrane impermeant to live cells. Propidium iodide staining differentiates between live and dead cells in cell populations.

Optical Data for Propidium iodide

Emission Color Red
λabs 535 nm
λem 617 nm
Application Flow Cytometry

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Technical Data

M.Wt:
668.39
Formula:
C27H34I2N4
Solubility:
Soluble to 5 mM in water with sonication
Purity:
≥95%
Storage:
Store at -20°C
CAS No:
25535-16-4

The technical data provided above is for guidance only. For batch specific data refer to the Certificate of Analysis.
Tocris products are intended for laboratory research use only, unless stated otherwise.

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