phloroglucin definition

  • noun:
    • A white crystalline phenol, metameric with pyrogallol, acquired because of the decomposition of phloretin and from particular gums.
    • A sweet white crystalline substance, metameric with pyrogallol, and gotten by the decomposition of phloretin, and from certain gums, as catechu, kino, etc. It belongs to the course of phenols. [Called in addition phloroglucinol.]
    • A substance widely distributed when you look at the vegetable kingdom, whenever pure crystallizing in little yellowish crystals using the structure C6H3(OH)3; a trivalent phenol. Its found in microscopy as one of the best reagents for testing lignified cell-walls.

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