Metanil Yellow

Property Data Common name Suggested name Other names C.I. number C.I. name Class Ionisation Solubility aqueous Solubility ethanol Absorption maximum     Colour Empirical formula Formula weight Metanil yellow Metanil yellow Tropaeolin G 13065 Acid yellow 36 Azo Acid 5.4% 1.4% 536 (Conn), 435 (Gurr), 414 (Aldrich) Yellow C18H14N3O3SNa 375.391

Metanil yellow was used in one variant of Masson's trichrome to stain collagen yellow in contrast to the red muscle, but is not in common used.

 

Reference
R. D. Lillie.
Conn's Biological Stains
Williams & Wilkins, Baltimore, MD., U.S.A.

Edward Gurr, (1971)
Synthetic dyes in biology, medicine and chemistry
Academic Press, London, England

Aldrich chemical catalogue, (1992)
Aldrich Chemical Company, Milwaukee, WI, USA.

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