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Thioflavine T

Thioflavine T

Class: Thiazole
Ionisation: Basic

Chemical structure of Thioflavine T

Common Name: Thioflavine T
Suggested Name: Thioflavine T
Other Names:

C.I. Number: 49005
C.I. Name: Basic yellow 1
Color: Yellow
Solubility Aqueous: Soluble
Solubility Ethanol: Soluble
Absorption Maximum: 412
Empirical Formula: C17H19N2SCl
Formula Weight: 318.9


This dye is used in a standard method for the fluorescent staining of amyloid.


  1. R. D. Lillie.
    Conn’s Biological Stains
    Williams & Wilkins, Baltimore, MD., U.S.A.
  2. Aldrich chemical catalogue, 1992
    Aldrich Chemical Company, Milwaukee, WI, USA.