释义 |
peonin Chem.|ˈpiːənɪn| [ad. G. päonin (Willstätter & Nolan, 1915, in Ann. d. Chem. CDVIII. 136), f. päonie peony: see -in1.] An anthocyanin (usu. isolated as the reddish violet chloride, C28H33O16Cl) that is the colouring matter of red peonies and on hydrolysis gives peonidin and glucose.
1915Chem. Abstr. IX. 1307 The deep violet-red peony meal contains 3–3·5% peonin. 1946Nature 7 Sept. 342/1 An acid aqueous extract of the yellow ‘Hofmann's Glory’ added to synthetic peonin or malvin makes the red solutions much bluer, and they then simulate the appropriate flower extracts. 1956I. L. Finar Org. Chem. II. xv. 687 Peonidin chloride..is produced..when peonin chloride is hydrolysed with hydrochloric acid. |