Sulfo-Cyanine5.5 maleimide

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Sulfo-Cyanine5.5 maleimide

Sulfo-Cyanine5.5 maleimide | 2183440-58-4

Catalog Number F03-0012
Category sulfo-Cyanine5.5
Molecular Formula C46H45K3N4O15S4
Molecular Weight 1139.43
Catalog Number Size Price Quantity
F03-0012 -- $--

Product Introduction

Sulfo-Cyanine5.5 dye is a water soluble far red to NIR emitting dye which is very hydrophilic due to the presence of four sulfo groups. Sulfo-Cyanine5.5 derivatives exhibit high water solubility. The dye is a perfect choice for the labeling of sensitive proteins, nanoparticles, and highly hydrophylic biopolymers. This maleimide is a thiol reactive dye that selectively labels cysteine residues. Disulfide bonds of native proteins should be reduced with an appropriate reducing agent, such as TCEP, according to our recommended protocol.

Chemical Information

Related CAS 2183440-57-3 (inner salt)
Purity NMR 1H, HPLC-MS (95%)
Solubility good in water, DMSO, DMF
Appearance dark colored solid
  • Product Specification
ε, L⋅mol-1⋅cm-1 235000
Excitation 673
Emission 691
Storage 24 months after receival at -20°C in the dark. Transportation: at room temperature for up to 3 weeks. Avoid prolonged exposure to light. Desiccate.
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