phenylhydrazine

American  

[fen-l-hahy-druh-zeen, -zin, feen-] / ˌfɛn lˈhaɪ drəˌzin, -zɪn, ˌfin- /

noun

Chemistry.

1. a yellow, poisonous liquid or low-melting solid, C 6 H 8 N 2 , used in chemical analysis and organic synthesis.

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Etymology

Origin of phenylhydrazine

1895–1900; < German Phenylhydrazin; see phenyl, hydrazine

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Example Sentences

See Examples For:

phenylhydrazine

By the action of hydroxylamine or phenylhydrazine on aldehydes or ketones, condensation occurs between the carbonyl oxygen of the aldehyde or ketone and the amino group of the hydroxylamine or hydrazine.

From Encyclopaedia Britannica, 11th Edition, Volume 6, Slice 1 "Châtelet" to "Chicago" by Various

The latter is obtained by the action of a sulpho-acid of phenylhydrazine on dioxytartaric acid, and is a yellow dye, which is of special interest on account of its extraordinary fastness towards light.

From Coal and What We Get from It by Raphael Meldola

By this method the manufacture of phenylhydrazine and other hydrazines is effected on a large scale—all kinds of amido-compounds and their sulpho-acids can be diazotised and reduced to their hydrazines.

From Coal and What We Get from It by Raphael Meldola

After fermenting away the hexoses, the residue was treated with phenylhydrazine and an osazone separated.

From Researches on Cellulose 1895-1900 by C. F. Cross

Rubber gloves should be worn when working with large quantities of phenylhydrazine, since the product may cause serious injury to the skin.

From Organic Syntheses by James Bryant Conant

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