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Specification
Description
Alfa Chemistry offers high-purity 3,3'-Dipropylthiadicarbocyanine Iodide products for various research purposes. Please contact us by email if you do not find the specification you are looking for on this page.
Light yellow to Amber to Dark green powder to crystal
Application
Cyanine dyes are useful for silver photography, and optical recording media by laser sensitivity. Water-soluble cyanine dyes are usable as fluorescent probes in biochemical research.
Absorption Wavelength
(max.) 653(MeOH) nm
Complexity
564
Covalently-Bonded Unit Count
2
Exact Mass
546.06604g/mol
Features And Benefits
Cyanine dyes contain some N-heterocycles on both sides of the polymethine structure. The N-heterocycle on the one side is a cationic ammonium with an electron-withdrawing effect, and the other N-heterocycle is a tertiary amine with an electron-donating effect. Accordingly, cyanine dyes show the light absorption of a charge transfer through the central polymethine structure.