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purpurin

   Also found in: Medical, Encyclopedia, Wikipedia 0.03 sec.
pur·pu·rin  (pûrpy-rn)
n.
A reddish crystalline compound, C14H5O2(OH)3, that is isolated from madder root for use as a biological stain and commercial dye.
[Latin purpura, purple; see purple + -in.]
purpurin [ˈpɜːpjʊrɪn]
n
(Chemistry / Elements & Compounds) a red crystalline compound used as a stain for biological specimens; 1,2,4-trihydroxyanthraquinone. Formula: C14H5O2(OH)3
[from Latin purpura purple + -in]


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