Malachite green (MG) (Color Index No.42000), also called basic green 4 or Victoria green B, having
IUPAC name 4-[(4-dimethylaminophenyl)-phenyl-methyl]-N,Ndimethylaniline with chemical formula C23H25N2Cl, is a green crystal powder with a metallic luster, highly soluble in water and ethanol with blue–green solutions