TAMRA free acid, 5 and 6-isomer


Catalog #: 90027.

Product Description

Mixed isomers of carboxytetramethylrhodamine (TAMRA) free acid. The dye can be coupled to primary or secondary amines via standard peptide chemistry.

  • λExEm (MeOH) = 540/565 nm
  • Dark red solid soluble in DMSO, DMF, MeOH, or pH >6.5 buffer
  • Store at -20°C and protect from light
  • C25H23ClN2O5
  • MW: 466.92


MSDS (PDF): MSDS 90027

100 mg

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