diphenylamine

[dahy-fen-l-uh-meen, -am-in, -feen-]

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.

diphenylamine

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

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

Word History and Origins

Origin of diphenylamine¹

First recorded in 1860–65; diphenyl + amine

Example Sentences

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

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The switch at the top follows a European ban on the pesticide diphenylamine that likely also affected U.S. supplies, according to EWG Senior Analyst Sonya Lunder.

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In an April 28 Video, Dallas Jensen misstated the parts per million acceptable for diphenylamine on U.S. and European apples.

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Diphenylamine, or DPA, a pesticide applied to apples after they’re harvested to help prevent browning.

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Rottweil Smokeless Powder: a gelatined powder containing camphor and diphenylamine.

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