toluidine
any of three isomeric amines having the formula C7H9N, derived from toluene: used in the dye and drug industries.
Origin of toluidine
1- Compare metatoluidine, ortho-toluidine, para-toluidine.
Words Nearby toluidine
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024
How to use toluidine in a sentence
The result is a diazo-salt; aniline, for example, giving diazobenzene chloride, and toluidine diazotoluene chloride.
Coal | Raphael MeldolaThe large quantity of aniline and toluidine now made has opened up a channel for the use of the waste borings from cast-iron.
Coal | Raphael MeldolaIt was because he was working with impure chemicals, with aniline containing a little toluidine, that he discovered mauve.
Creative Chemistry | Edwin E. SlossonThe aniline selected for this purpose should contain about 25% of the toluidine.
Cooley's Practical Receipts, Volume II | Arnold CooleyFrom this it will be evident that an aniline rich in toluidine is an essential condition for obtaining aniline red.
Cooley's Practical Receipts, Volume II | Arnold Cooley
British Dictionary definitions for toluidine
/ (tɒˈljuːɪˌdiːn) /
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
Origin of toluidine
1Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Scientific definitions for 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.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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