Definición de purpurin en inglés:

purpurin

Silabificación: pur·pu·rin
Pronunciación: /ˈpərpyərin
 
/

sustantivo

Chemistry
  • A red dye originally extracted from madder and also prepared artificially by the oxidation of alizarin.
    • An anthraquinone derivative; chemical formula: C14H8O5
    Más ejemplos en oraciones
    • Alizarin is the main colourant molecule, but the extract also contains a closely related compound called purpurin, which (despite the name) imparts an orange colour.
    • Additionally, monascus pigments, purpurin, chlorophyllin and curcumin were reported to inhibit the mutagenicity of heterocyclic amines and other carcinogens.
    • In general, these newer drugs have been based on the structure of chlorin, purpurin, phthalocyanine or naphthalocyanine.

Origen

mid 19th century: from Latin purpura 'purple' + -in1.

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Palabra del día maelstrom
Pronunciación: ˈmeɪlstrəm
noun
a powerful whirlpool in the sea