VNIRTM 5(6)-Fluorescein NHS Ester (mixed isomers)

All Products Cell Biology  VNIR 208


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Description

VNIRTM 5(6)-Fluorescein NHS ester is an activated, ready to conjugate form of Fluorescein, a green emitting fluorescent dye. This dye is amine reactive and can be used to label proteins, nucleotides and antibodies. This product comes as a mixture of 5 & 6 regioisomers which have same optical properties in terms of excitation and emission.

Cat. No.
 VNIR208
CAS No.
 117548-22-8
Molecular weight
 473.4
Molecular formula
 C25H15NO9
Appearance
 Orange powder
Spectral property
 Excitation: 492nm; Emission: 517nm
Purity
 ≥ 80% (HPLC)
Solubility
 DMSO and DMF
Storage conditions
 -20°C (protect from light and moisture)
References
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