Sulfo-Cyanine7.5 dicarboxylic acid

Cat. # Quantity Price Lead time
1382-1mg 1 mg $110.00 in stock
1382-5mg 5 mg $290.00 in stock
1382-25mg 25 mg $690.00 in stock
1382-50mg 50 mg $1270.00 in stock
1382-100mg 100 mg $1990.00 in stock

Sulfo-Cyanine7.5 dicarboxylic acid is a bifunctional near infrared fluorescent dye with two carboxylic acid groups.

The reagent is useful as a cross-linker that is NIR emitting. The carboxylic acid groups can be activated by carbodiimide chemistry.

Absorption and emission spectra of sulfo-Cyanine7.5 fluorophore

Absorption and emission spectra of sulfo-Cyanine7.5 fluorophore

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General properties

Appearance: dark green solid
Molecular weight: 1183.51
Molecular formula: C50H53N2K3O16S4
Solubility: good in water, DMF, DMSO
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/absorption maximum, nm: 778
ε, L⋅mol−1⋅cm−1: 222000
Emission maximum, nm: 797
Fluorescence quantum yield: 0.21
CF260: 0.09
CF280: 0.09
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