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 amorphous mass, C20H16O3, which forms weak salts
with bases, and stable ones with acids. Called also methyl
aurin, and, formerly, corallin.
Source: Webster's Revised Unabridged Dictionary (1913)
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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.
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.
Source: Webster's Revised Unabridged Dictionary (1913)
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