diSulfo-Cy3 maleimide Chemical Properties

solubility 

Soluble in DMSO, DMF, DCM

Appearance

Red solid

ex/em

550/566 nm (PBS buffer)

ε(extinction coefficient)

162000 L⋅mol−1⋅cm−1

Φ(quantum yield)

0.1

diSulfo-Cy3 maleimide Usage And Synthesis

Description

Sulfo-Cy3 maleimide is a water soluble thiol reactive dye containing a maleimide group. This is an analog of Cy3 maleimide and it will be ideal for the labeling of antibodies and other labile proteins in mild, purely aqueous conditions.

Chemical Properties

Appearance: Red solid
ex/em: 550/566 nm (PBS buffer)
Extinction coefficient (ε): 162000 Lmol1cm1
Quantum yield (Φ): 0.1

Uses

Sulfo-Cy3 maleimide potassium is a fluorescent dye with a maleimide functionality at the end a short alkyl linker. Sulfo-Cy3 maleimide potassium can be used for the labeling of antibodies and other labile proteins[1].

References

[1] Stefanie Arndt, et al. "Photoclick" postsynthetic modification of DNA. Angew Chem Int Ed Engl. 2014 Dec 22;53(52):14580-2. DOI:10.1002/anie.201407874

Abs/Em Maxima

548/563 nm

Fluoresene quantum yield

0.1

Extinction Coefficient

162000

CF260

0.03

CF280

0.06

diSulfo-Cy3 maleimide(1656990-68-9)Related Product Information

• diSulfo-Cy3 alkyne
• Sulfo Cy3 Carboxylic acids(methyl)
• diSulfo-Cy3 DBCO(Methyl)
• diSulfo-Cy3 amine
• Gadoteridol
• diSulfo-Cyanine5 Me-tetrazine
• diSulfo-Cy5 maleimide
• ICG-Alkyne
• diSulfo-Cy5 Hydrazide
• diSulfo-Cyanine3 Me-tetrazine
• triSulfo-Cy5.5 Me-Tetrazine
• diSulfo-Cyanine3 hydrazide