Red corallin
Corallin Cor"al*lin, n. [So named in allusion to the color of red corallin, fr. L. corallum coral.] (Chem.) A yellow coal-tar dyestuff which probably consists chiefly of rosolic acid. See {Aurin}, and {Rosolic acid} under {Rosolic}. [1913 Webster]

{Red corallin}, a red dyestuff which is obtained by treating aurin or rosolic acid with ammonia; -- called also {p[ae]onin}.

{Yellow corallin}. See {Aurin}. [1913 Webster]


The Collaborative International Dictionary of English. 2000.

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  • Corallin — Cor al*lin, n. [So named in allusion to the color of red corallin, fr. L. corallum coral.] (Chem.) A yellow coal tar dyestuff which probably consists chiefly of rosolic acid. See {Aurin}, and {Rosolic acid} under {Rosolic}. [1913 Webster] {Red… …   The Collaborative International Dictionary of English

  • corallin — Rosolic Ro*sol ic, a. [Rose + carbolic.] (Chem.) Pertaining to, or designating, a complex red dyestuff (called rosolic acid) which is analogous to rosaniline and aurin. It is produced by oxidizing a mixture of phenol and cresol, as a dark red… …   The Collaborative International Dictionary of English

  • Yellow corallin — Corallin Cor al*lin, n. [So named in allusion to the color of red corallin, fr. L. corallum coral.] (Chem.) A yellow coal tar dyestuff which probably consists chiefly of rosolic acid. See {Aurin}, and {Rosolic acid} under {Rosolic}. [1913… …   The Collaborative International Dictionary of English

  • yellow corallin — Aurin Au rin ([add] r[i^]n), n. [L. aurum gold.] (Chem.) A red coloring matter derived from phenol; called also, in commerce, {yellow corallin}. [1913 Webster] …   The Collaborative International Dictionary of English

  • yellow corallin — the sodium salt of aurin, occurring as yellow masses with a greenish metallic luster, which turns red in solution; called also corallin yellow …   Medical dictionary

  • paeonin — Corallin Cor al*lin, n. [So named in allusion to the color of red corallin, fr. L. corallum coral.] (Chem.) A yellow coal tar dyestuff which probably consists chiefly of rosolic acid. See {Aurin}, and {Rosolic acid} under {Rosolic}. [1913… …   The Collaborative International Dictionary of English

  • aurin — A triphenylmethane derivative used as an indicator (changes from yellow to red at pH 6.8 to 8.2) and as a dye intermediate; also used to help differentiate tubercle bacilli from other acid fast microorganisms. SYN: corallin, p rosolic acid. * * * …   Medical dictionary

  • Aurin — IUPAC name …   Wikipedia

  • Crave à bec rouge — Pyrrhocorax pyrrhocorax …   Wikipédia en Français

  • C20H16O3 — Rosolic Ro*sol ic, a. [Rose + carbolic.] (Chem.) Pertaining to, or designating, a complex red dyestuff (called rosolic acid) which is analogous to rosaniline and aurin. It is produced by oxidizing a mixture of phenol and cresol, as a dark red… …   The Collaborative International Dictionary of English

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