VNIRTM 5(6)-Fluorescein NHS Ester (mixed isomers)
All Products Cell Biology VNIR 208
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 | Please let us know if you publish your research using VNIRTM 5(6)-Fluorescein NHS ester. We can cite your reference here. |