Thiophenes
Medchemexpress LLC Sulfo-Cy5 hydrazide | 2055138-61-7 | 96.4% | 656.81 | C32H40N4O7S2 | 10 MG
Sulfo-Cy5 hydrazide is a water-soluble, near-infrared fluorescent dye containing a hydrazide functional group for conjugation to aldehydes and ketones. It is optimized for imaging and fluorescence detection with excitation/emission maxima near 646/662 nm.
- Near-infrared excitation and emission (646/662 nm).
- Hydrazide reactive group for labeling aldehydes and ketones.
- Water-soluble due to sulfonate groups, facilitating aqueous labeling reactions.
- Solid form, light yellow to brown, high reported purity (96.39%).
- Suitable for biomolecule labeling and fluorescence imaging applications.
Apexbio Technology LLC Cy3 hydrazide (non-sulfonated) 50mg
Cy3 hydrazide (non-sulfonated) is an amine-reactive fluorescent dye with excitation and emission maxima around 550 nm and 570 nm respectively As a hydrazide derivative it specifically interacts with aldehyde or ketone groups introduced onto biomolecules such as oxidized antibodies glycoproteins and oligosaccharides or proteins undergoing carbonylation due to oxidative stress Through covalent linkage formation Cy3 hydrazide fluorescently labels these carbonyl-modified targets facilitating their detection and quantification via fluorescence microscopy electrophoresis or mass spectrometry Its applications include monitoring protein oxidation status glycoconjugates characterization and fluorescent labeling of nucleic acids for biochemical or imaging assays
Apexbio Technology LLC Cy5.5 hydrazide (non-sulfonated) 50mg
Cy5 5 hydrazide (non-sulfonated) is a near-infrared fluorescent dye with excitation and emission wavelengths around 675 nm and 694 nm respectively Structurally the hydrazide functional group of this dye readily reacts with carbonyl-containing compounds such as aldehydes and ketones via hydrazone formation In biological research this chemical reaction is frequently utilized for labeling biomolecules for example carbohydrates on antibodies can be oxidized with periodate to generate reactive aldehydes subsequently enabling Cy5 5 hydrazide conjugation through stable hydrazone linkages Due to its near-infrared emission characteristics Cy5 5 hydrazide exhibits efficient tissue penetration and low background fluorescence making it applicable to in vivo imaging studies immunological assays and biomolecule labeling workflows in biomedical applications