Malachite Green

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 Malachite green Malachite green Victoria green B Diamond green B 42000 Basic green 4 Triarylmethane Basic Very Very 617-619, 425 (Conn) 614, 425 (Aldrich) 618 (Gurr) Green C23H25N2Cl 365

Malachite green is rarely specified in histotechnology. It can be used in a method for differentiating DNA and RNA analagous to the Pappenheim stain, in which it replaces methyl green and stains DNA.

 

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

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

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