Other colouring-matters of the same group are in use; some of them, like “new blue,” being derivatives of naphthalene.
The important constituents of this portion are carbolic acid and naphthalene.
From this last statement it will be inferred that naphthalene is now a source of colouring-matters.
As aniline is to benzene, so are the naphthylamines to naphthalene.
The same thing applies to quinoline as compared to naphthalene.
The story of naphthalene is summarized in the schemes on pp. 164, 165.
Owing to the structure of the naphthalene molecule there are two isomeric naphthols, whereas there is only one phenol.
It is possible to start from benzene, toluene or naphthalene.
He found that by acting on naphthalene—the moth-ball stuff—with chlorine he got a series of useful products called "halowaxes."
An excess of naphthalene should also be avoided, since, on account of its strong odour, soaps containing much of it are unpopular.
naphthalene naph·tha·lene or naph·tha·line (nāf'thə-lēn', nāp'-) or naph·tha·lin (-lĭn)
A toxic carcinogenic hydrocarbon derived from coal tar or petroleum and used as a solvent.