rosaniline Chem.
(rəʊˈzænɪlaɪn)
Also -in.
[f. rose + aniline. Named by Hofmann.]
A powerful organic base, derived from aniline by treatment with a reagent, yielding crystalline salts much used in dyeing; a dye-colour obtained from this. Also attrib.
| 1862 Hofmann in Proc. Roy. Soc. XII. 5, I..propose the term Rosaniline for the designation of the new substance. Ibid. 7 Both classes of rosaniline-salts crystallize readily. 1872 J. P. Cooke New Chem. 321 Rosaniline is a base like ammonia. 1898 Allbutt's Syst. Med. V. 412 Here the rosaniline is the staining principle and not the hydrochloric acid. |