tolidine
/tol-i-deen, -din/US // ˈtɒl ɪˌdin, -dɪn //UK // (ˈtɒlɪˌdiːn) //
托立德,托利定,托利啶,托利尼
Definitions
n.名词 noun
- 1
Chemistry.
- : any of several isomeric derivatives of biphenyl containing two methyl and two amino groups, especially the ortho isomer that is used as a reagent and in the preparation of dyes.
Examples
Thus diazotised benzidine and tolidine combine with salicylic acid to form valuable yellow azo-dyes known as “chrysamines.”
Ellms and Hauser investigated benzidine in 1913 and found it to be inferior to o-tolidine as a test reagent for free chlorine.
It is impossible to attempt to specify by name any of these recent benzidine and tolidine dyes.
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