rosaniline
a red dye, C20H20N3Cl, derived from aniline and orthotoluidine, a constituent of fuchsin.
the base, C20H21N3O, which, with hydrochloric acid, forms this dye.
Origin of rosaniline
1Words Nearby rosaniline
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use rosaniline in a sentence
It has been explained that by the methylation of rosaniline Hofmann obtained violet colouring-matters.
Coal | Raphael MeldolaMagenta is the salt of a base now known as rosaniline, and it belongs therefore to the class of basic colouring-matters.
Coal | Raphael MeldolaFrom benzene and toluene alone about forty distinct colouring-matters of the rosaniline group are sent into commerce.
Coal | Raphael MeldolaLater researches have shown that by heating rosolic acid with ammonia it is converted into rosaniline.
Coal | Raphael MeldolaIn France the hydrochlorate of rosaniline is chiefly employed.
Cooley's Practical Receipts, Volume II | Arnold Cooley
British Dictionary definitions for rosaniline
rosanilin
/ (rəʊˈzænɪˌliːn, -lɪn) /
a reddish-brown crystalline insoluble derivative of aniline used, in the form of its soluble hydrochloride, as a red dye: See also fuchsin
Origin of rosaniline
1Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Browse