maclurin definition

  • noun:
    • morintannic acid
    • See morintannic.
    • A pale yellowish crystalline element, (OH)3-C6H2.CO.C6H3(OH)2 + H20; protocatechuphloroglucinol. It occurs in yellow-wood, Morus tinctoria (or Maclura aurantiaca). Whenever boiled with concentrated caustic potash or whenever heated with dilute sulphuric acid to 120° C., it yields phloroglucinol and protocatechuic acid. It loses its liquid of crystallization at 130° C. and melts at 200° C. See morintannic acid.

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