tolidine

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tol·i·dine

T0253500 (tŏl′ĭ-dēn′)n. Any of several isomeric aromatic diamines, C14H16N2, derived from toluene, one of which is used as a reagent to test for gold and for chlorine in water.
[tol(uene) + -id(e) + -ine.]

tolidine

(ˈtɒlɪˌdiːn) n (Elements & Compounds) any of several isomeric compounds, esp the ortho- isomer, which is a white or reddish crystalline substance used in the manufacture of dyes and resins. Formula: (C6H3NH2CH3)2[C19: from tol(uene) + -id3 + -ine2]

tol•i•dine

(ˈtɒl ɪˌdin, -dɪn)

n. any of several isomeric derivatives of biphenyl containing two methyl and two amino groups, esp. the ortho isomer that is used as a reagent. [1895–1900; tol (uene) + -idine]