Malachite green colored cation. The oxalate salt is also marketed. The anions have no effect on the color. The intense green color of the cation results from a strong absorption band at 621 nm (extinction coefficient of ). Malachite green is prepared by the condensation of benzaldehyde and dimethylaniline to give leuco malachite green (LMG): Second, this colorless leuco compound, a relative of triphenylmethane, is oxidized to the cation that is MG: A typical oxidizing agent is manganese dioxide. Hydrolysis of MG gives an alcohol: This alcohol is important because it, not MG, traverses cell membranes. Once inside the cell, it is
The Malachite Casket (fairy tale) Her appearance resembles that of the Mistress of the Copper Mountain. A female vagabond comes to their house and stays for a while, teaching Tanyushka silk embroidering. Nastasya is not happy with the arrangement, because she feels that Tanyushka "doesn't want to come to her own mother, but hugs a tramp". Nevertheless they become very close. One day, when the woman is alone with Tanyushka, the girl shows her the jewellery from the Malachite Casket, and in return the woman shows her a vision of a beautiful room decorated with malachite. She explains that the Malachite Room of the Tsar's