AF430 carboxylic acid
| Cat. # | Quantity | Price | Lead time | Buy this product |
|---|---|---|---|---|
| 10890 | 1 mg | $110.00 | in stock | |
| 20890 | 5 mg | $165.00 | in stock | |
| 40890 | 25 mg | $380.00 | in stock | |
| 50890 | 50 mg |
$695.00
|
in stock | |
| 60890 | 100 mg |
$1190.00
|
in stock |
AF430's excitation maximum is at 430 nm, emission maximum is at 542 nm, and Stokes shift is 112 nm. AF430 exhibits high photostability and pH-insensitive fluorescence. The dye can be excited by 405 nm violet laser or 445 nm laser.
AF430 carboxylic acid is a non-reactive form of AF430 dye that can be used for the analysis of labeled samples — as a reference standard in procedures where AF430 dye conjugates are involved.
Absorption and emission spectra of AF430
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AF430 maleimide
AF430 is a green-yellow emitting fluorescent dye of coumarin series. This maleimide derivative allows to label thiolated biomolecules.AF430 NHS ester
AF430 is a hydrophilic coumarin dye with the emission in green-yellow range. The NHS ester is used for the labeling of amine groups.AF568 carboxylic acid
Non-reactive form of AF568 fluorescent dyeGeneral properties
| Appearance: | yellow solid |
| Molecular weight: | 541.58 |
| Molecular formula: | C22H23NF3KO7S |
| Solubility: | good in DMF, DMSO, water |
| 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: | 430 |
| ε, L⋅mol−1⋅cm−1: | 15955 |
| Emission maximum, nm: | 542 |
| Fluorescence quantum yield: | 0.23 |
| CF260: | 0.06 |
| CF280: | 0.06 |
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