toluidine
[tuh-loo-i-deen, -din]
- any of three isomeric amines having the formula C7H9N, derived from toluene: used in the dye and drug industries.
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Origin of toluidine
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Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for toluidine
Historical Examples of toluidine
The aniline selected for this purpose should contain about 25% of the toluidine.
Cooley's Practical Receipts, Volume IIArnold Cooley
From this it will be evident that an aniline rich in toluidine is an essential condition for obtaining aniline red.
Cooley's Practical Receipts, Volume IIArnold Cooley
The result is a diazo-salt; aniline, for example, giving diazobenzene chloride, and toluidine diazotoluene chloride.
CoalRaphael Meldola
The large quantity of aniline and toluidine now made has opened up a channel for the use of the waste borings from cast-iron.
CoalRaphael Meldola
By a similar process toluene is converted into nitrotoluene, and the latter into toluidine.
CoalRaphael Meldola
toluidine
- an amine derived from toluene existing in three isomeric forms; aminotoluene. The ortho- and meta- isomers are liquids and the para- isomer is a crystalline solid. All three are used in making dyes. Formula: C 6 H 4 CH 3 NH 2
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Word Origin for toluidine
C19: from tolu (ene) + -ide + -ine ²
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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toluidine
[tə-lōō′ĭ-dēn′]
- Any of three isomeric compounds containing a benzene ring with a methyl (CH3) and amino (NH2) group attached to it. Toluidine is used to make dyes. Chemical formula: C7H9N.
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The American Heritage® Science Dictionary
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