toluidine

[ tuh-loo-i-deen, -din ]
/ təˈlu ɪˌdin, -dɪn /

noun Chemistry.

any of three isomeric amines having the formula C7H9N, derived from toluene: used in the dye and drug industries.
Compare metatoluidine, ortho-toluidine, para-toluidine.

Origin of toluidine

First recorded in 1840–50; tolu(ene) + -id3 + -ine2

Words nearby toluidine

toluate, toluca, toluene, toluic, toluic acid, toluidine, toluidine blue o, toluol, toluyl, tolyatti, tolyl

Example sentences from the Web for toluidine

British Dictionary definitions for toluidine

toluidine
/ (tɒˈljuːɪˌdiːn) /

noun

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

Word Origin for toluidine

C19: from tolu ( ene) + -ide + -ine ²

Scientific definitions for toluidine

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.