Other transformations of rosaniline have yet to be chronicled.
A pleasant syrup, leaving a slightly sharp taste, containing a little carbonate of potash, and faintly coloured with rosaniline.
Magenta is the salt of a base now known as rosaniline, and it belongs therefore to the class of basic colouring-matters.
A few years ago murexid was extensively used in dyeing; it is now almost superseded by rosaniline or magenta.
In France the hydrochlorate of rosaniline is chiefly employed.
The intimate relation between chrysaniline, rosaniline, and leucaniline has been shown by Hofmann.
It has been explained that by the methylation of rosaniline Hofmann obtained violet colouring-matters.
From benzene and toluene alone about forty distinct colouring-matters of the rosaniline group are sent into commerce.
Later researches have shown that by heating rosolic acid with ammonia it is converted into rosaniline.
rosaniline ros·an·i·line or ros·an·i·lin (rō-zān'ə-lĭn)
A brownish-red crystalline organic compound derived from aniline and used in the manufacture of dyes and in Schiff's reagent.