Cyanine 555 Aminooxy

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Product Description

Cyanine 555 is structurally identical to Cy®3 from GE Healthcare.  Cyanine 555 with an aminooxy reactive group could be used to label a target molecule with an aldehyde or ketone group. Aminooxy group readily reacts with an aldehyde or ketone group to form a stable linkage without the use of a reducing agent.

  • λExEm (water) = 555/565 nm
  • Dark blue solid soluble in water, DMF and DMSO
  • Store at -20°C and protect from moisture and light
  • C38H48F6N4O12S2
  • MW: 931

Cy3 is a registered trademark of GE Healthcare.


Additional Information


1 mg

MSDS (PDF): MSDS 96009

Protocol (PDF): PI-Cyanine Dye Aminooxy

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 with recommended storage at 4°C or -20°C may ship at ambient temperature. This will not affect product performance. When you receive the product, place it under the recommended storage conditions.

More information about product handling and shelf life