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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.


Etymology

Origin of phenylhydrazine

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

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

It undoubtedly contains a keto-group, for it reacts with hydrocyanic acid, hydroxylamine, phenylhydrazine and ammonia; sodium bisulphite also combines with it to form a crystalline compound, hence it contains the grouping CH 3/0.CO-.

From The Project Gutenberg Encyclopedia Volume 1 of 28 by Project Gutenberg

The phenylhydrazine hydrochloride precipitates in the form of slightly yellowish or pinkish crystals which may be filtered off and dried.

From Organic Syntheses by James Bryant Conant

It does not react with sodium or with phenylhydrazine, but yields dye-stuffs with isatin and phenanthrenequinone.

From Encyclopaedia Britannica, 11th Edition, Volume 11, Slice 3 "Frost" to "Fyzabad" by Various

The phenylhydrazine hydrochloride may be purified by crystallizing from water.

From Organic Syntheses by James Bryant Conant

The free base is liberated by adding to the phenylhydrazine hydrochloride 1 l. of a 25 per cent solution of sodium hydroxide.

From Organic Syntheses by James Bryant Conant

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