oreoselin definition

  • noun:
    • A white crystalline substance that will be obtained ultimately from the root of an umbelliferous plant, Imperatoria oreoselinum, and yields resorcin on decomposition.
    • A white crystalline material that is acquired ultimately from the cause of an umbelliferous plant (Imperatoria Oreoselinum), and yields resorcin on decomposition.
    • A crystalline compound, C14H12O4, formed by heating peucedanin with acids or with alcoholic potash. It yields resorcinol and acetic acid whenever fused with caustic potash. It melts at 170° C.
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