| 释义 |
purpurin
pur·pu·rin P0671750 (pûr′pyə-rĭn′)n. A reddish crystalline anthraquinone derivative, C14H8O5, that is isolated from madder root for use as a biological stain and commercial dye.
[Latin purpura, purple; see purple + -in.]purpurin (ˈpɜːpjʊrɪn) n (Elements & Compounds) a red crystalline compound used as a stain for biological specimens; 1,2,4-trihydroxyanthraquinone. Formula: C14H5O2(OH)3[C19: from Latin purpura purple + -in]
purpurin
purpurin[′pər·pyə·rən] (organic chemistry) C14H8O5 A compound crystallizing as long orange needles from dilute alcohol solutions; used in the manufacture of dyes, and as a reagent for the detection of boron. Also known as natural red. purpurin
pur·pu·rin (pŭr'pū-rin), 1. Synonym(s): uroerythrin2. A violet stain related to alizarin by addition of a 4-OH group to alizarin; found in madder root and other members of the Rubiaceae; used to detect calcium salts, boron, and as a histologic stain. Synonym(s): alizarin purpurin |