BDP 581/591 maleimide

Cat. # Quantity Price Lead time
16480 1 mg $110.00 in stock
26480 5 mg $210.00 in stock
46480 25 mg $410.00 in stock
56480 50 mg $695.00 in stock
66480 100 mg $1190.00 in stock

BDP 581/591 maleimide is a thiol reactive dye for the labeling of sulfhydryl groups of proteins and peptides.

The dye is useful for a variety of applications, such as microscopy, fluorescence polarization experiments, and even ROS detection (upon reaction with ROS, the dye changes its fluorescence).

Absorption and emission spectra of BDP 581/591

Absorption and emission spectra of BDP 581/591

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General properties

Appearance: dark colored solid
Molecular weight: 514.33
Molecular formula: C28H25N4BF2O3
Solubility: good in DMF, DMSO, DCM
Quality control: NMR 1H, HPLC-MS (95%)
Storage conditions: 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.
MSDS: Download
Product specifications

Spectral properties

Excitation maximum, nm: 585
ε, L⋅mol−1⋅cm−1: 104000
Emission maximum, nm: 594
Fluorescence quantum yield: 0.83
CF260: 0.06
CF280: 0.04
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