diphenylamine

American  

[dahy-fen-l-uh-meen, -am-in, -feen-] / daɪˌfɛn l əˈmin, -ˈæm ɪn, -ˌfin- /

noun

Chemistry.

1. a colorless, crystalline, slightly water-soluble benzene derivative, C 12 H 11 N, used chiefly in the preparation of various dyes, as a stabilizer for nitrocellulose propellants, and for the detection of oxidizing agents in analytical chemistry.

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diphenylamine British  

/ daɪˌfiːnaɪləˈmiːn, -nɪl-, -ˌfɛn-, -ˈæmɪn /

noun

1. a colourless insoluble crystalline derivative of benzene, used in the manufacture of dyes, as a stabilizer in plastics, etc. Formula: (C 6 H 5 ) 2 NH

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Etymology

Origin of diphenylamine

First recorded in 1860–65; diphenyl + amine

Example Sentences

See Examples For:

diphenylamine

More than 1 in 10 pear samples tested positive for diphenylamine, which is currently banned in the European Union over cancer concerns.

From Salon ● Mar. 20, 2024

Diphenylamine blue introduced; leading to manufacture of diphenylamine.

From Coal and What We Get from It by Raphael Meldola

It can be prepared by heating diphenylamine with sulphur, and is sometimes called thiazine, because it is somewhat analogous in type to azine.

From Coal and What We Get from It by Raphael Meldola

The parent-compound is diphenylamine in which sulphur replaces hydrogen, and is therefore known as thiodiphenylamine.

From Coal and What We Get from It by Raphael Meldola

It was shown that they are derivatives of diphenylamine containing sulphur as an essential constituent.

From Coal and What We Get from It by Raphael Meldola