Definitions
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun organic chemistry 1,3-
dihydroxyanthraquinone
Etymologies
Sorry, no etymologies found.
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Examples
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Schützenberger and Schiffert, the coloring matters of madder are alizarin, purpurin, pseudopurpurin, purpuroxanthin, and an orange matter, which M. Rosenstiehl considers identical with hydrated purpurin.
Scientific American Supplement, No. 286, June 25, 1881 Various
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It was known that purpuroxanthin does not dye; that pseudopurpurin is very easily transformed into purpurin, and the uncertainty which was felt concerning hydrated purpurin left room merely for the hypothesis that Turkey-red is obtained by the concurrent action of alizarin and purpurin.
Scientific American Supplement, No. 286, June 25, 1881 Various
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