AF 488 maleimide

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AF 488 maleimide

AF 488 maleimide

Catalog Number R01-0449
Category AF
Molecular Formula C31H31N4NaO12S2
Molecular Weight 734.69
Catalog Number Size Price Quantity
R01-0449 -- $--

Product Introduction

AF 488 is sulfonated rhodamine, a bright, photostable, and hydrophilic fluorophore that emits in the green channel. AF 488 C6 maleimide is a thiol-reactive dye for labeling of protein SH groups, and it can be used to attach AF 488 fluorophore to proteins and peptides containing cysteine residues, as well as to other thiolated molecules (such as thiol-containing oligonucleotides). Cystines should be reduced with TCEP (tris-carboxyethylphosphine) or with another appropriate reductant prior to the labeling.

Chemical Information

Appearance Red-Orange Powder
  • Product Specification
Excitation 495
Emission 519
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