rosaniline

/roh-zan-l-in, -ahyn/US // roʊˈzæn l ɪn, -ˌaɪn //UK // (rəʊˈzænɪˌliːn, -lɪn) //

红豆杉,红豆杉属植物,红豆杉碱,红豆杉醇

Definitions

n.名词 noun

1
Chemistry.
- : a red dye, C20H20N3Cl, derived from aniline and orthotoluidine, a constituent of fuchsin.
- : the base, C20H21N3O, which, with hydrochloric acid, forms this dye.

It has been explained that by the methylation of rosaniline Hofmann obtained violet colouring-matters.
Magenta is the salt of a base now known as rosaniline, and it belongs therefore to the class of basic 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.
In France the hydrochlorate of rosaniline is chiefly employed.